3401
Champion
Spark Plug
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or reproductive harm. For more information go to www.P65Warnings.ca.gov.
| Manufacture | Number |
| ACDelco | 8 |
| Autolite | AP104 |
| Bosch Automotive | 4305 |
| Bosch Automotive | HGR7KQC |
| Bosch Automotive | HGR8DDP |
| Champion | 3401 |
| Denso | 4511 |
| Honda | 12290-RB1-003 |
| Honda | 12290-RB1-004 |
| NGK | 2815 |
| ACDelco | 41810 |
| NGK | 4477 |
| NGK | 8006 |
| Denso | 5325 |
| Honda | 9807B-56A-5W |
| Honda | 9807B-56A-7W |
| Motorcraft | AGSF22FM1 |
| Motorcraft | AWSF22E |
| Motorcraft | AWSF32E |
| Motorcraft | AWSF32F |
| Motorcraft | AWSF32P |
| Motorcraft | AWSF42P |
| Denso | SKJ20DR-M13 |
| Denso | T16EPR-U |
| NGK | TR4GP |
| Denso | VT16 |
| NGK | PT16TT |
| DENSO Auto Parts | SKJ20DR-M13 |
| Bosch | 4305 |
| Champion Spark Plug | RS10PYC4 |
| Torch | 8003 |
| Torch | 8006 |
| Bosch | HGR7KQC |
| Bosch | HGR8DDP |
| Year | Make | Model | Engine | Notes |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2004 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; XL, VIN: X |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1997 | Ford | Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2001 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; Limited |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XL |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | (Vulcan); .044; GAS, Valves: 12 |
| 2002 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Thunderbird | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1996 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | |
| 1995 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2003 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1987 | Mercedes-Benz | 260E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | .032; |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1991 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 2004 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; DTS |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XLT |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 1990 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 2004 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Limited |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | Freestyle | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1994 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLT, GAS |
| 2004 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLS |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLT Sport, GAS |
| 2000 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Base, VIN: L |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XL |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .054; SVT Cobra |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Eddie Bauer |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | |
| 1997 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1995 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL |
| 1988 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .050; XLT |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2002 | Ford | E-450 Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; XLT, VIN: X |
| 2002 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; XLS |
| 2004 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XL, VIN: S |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; Sport |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2003 | Ford | F-150 | 4.2L 256Cu. In. V6 GAS OHV Naturally Aspirated | |
| 2002 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .050; Limited |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Postal, GAS |
| 1997 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XL |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1996 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | F-150 Heritage | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | |
| 2004 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XL, VIN: S |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2005 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .054; Edge |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1998 | Audi | A8 Quattro | 4.2L 4172CC V8 GAS DOHC Naturally Aspirated | .032; Engine: ABZ |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; Tremor, GAS |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XLT, VIN: U, GAS |
| 1991 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; L |
| 1999 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 1995 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1989 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 2003 | Cadillac | Seville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; SLS |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .054; 4 valves per Cyl; SVT Cobra |
| 1997 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT, VIN: X |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1996 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1990 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLS Sport, GAS |
| 2003 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; Base, VIN: Y |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .054; 4 valves per Cyl; SVT Cobra |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLS, VIN: E, GAS |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1993 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 1990 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | .032; |
| 1997 | Audi | A8 | 3.7L 3697CC V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2004 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2004 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT, VIN: W |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 2004 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2003 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .044; |
| 1987 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1988 | Mercedes-Benz | 300SEL | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; NBX, GAS |
| 1997 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Cadillac | Eldorado | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; |
| 2004 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1985 | Merkur | XR4Ti | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1992 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1997 | Audi | A8 Quattro | 4.2L 4172CC V8 GAS DOHC Naturally Aspirated | .032; Engine: ABZ |
| 2002 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2002 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XLT, GAS |
| 2004 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT, VIN: W, GAS |
| 1997 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1995 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .050; Sport |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1989 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; L |
| 1994 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2001 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1996 | Mercury | Cougar | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 1997 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1999 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, GAS |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLS, VIN: E, GAS |
| 2000 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 1998 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; VIN: L |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XL |
| 1992 | Ford | Probe | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1995 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | |
| 1996 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1996 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XL, VIN: S |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Jaguar | S-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .050; |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .050; Eddie Bauer |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT, VIN: 6 |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1987 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Limited, VIN: S |
| 2003 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Limited |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1986 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 1998 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1998 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | .044; VIN: L |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Limited, GAS |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT, VIN: 6, Standard Cab Pickup |
| 2001 | Jaguar | S-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .050; |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1999 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT, VIN: 6 |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Base, Standard Cab Pickup |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: W, Standard Cab Pickup |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1982 | Ford | EXP | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | .044; EXP built after 9-4-81; Tapered Seat; VIN: 2; VIN: 4 |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1987 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1992 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, VIN: E |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XL |
| 1994 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL, GAS |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1995 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; SE, GAS |
| 1996 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, GAS |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Audi | A8 Quattro | 4.2L 4172CC V8 GAS DOHC Naturally Aspirated | .032; Engine: AKB |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Limited, GAS |
| 2004 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, VIN: S |
| 2004 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2005 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Pontiac | Bonneville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2005 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2005 | Jaguar | X-Type | 2.5L 152Cu. In. V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2005 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1999 | Audi | A8 Quattro | 4.2L 4172CC V8 GAS DOHC Naturally Aspirated | .032; Engine: ABZ |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .054; XL |
| 1989 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2005 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .054; XLT |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | .044; |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1991 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | .032; |
| 1998 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT |
| 2004 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT |
| 2004 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Lariat |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; SE Comfort, VIN: U, GAS |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1987 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | E-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 2005 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1994 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .054; 4 valves per Cyl; SVT Cobra |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 1991 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL |
| 1996 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Lincoln | LS | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 1993 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1993 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2005 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; GAS |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 1986 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1988 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2004 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; DHS, VIN: Y |
| 1990 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Turbocharged | Gap 0.045" |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1992 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1984 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1991 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1999 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1976 | Chevrolet | Vega | 2.0L 122Cu. In. l4 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2004 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT Sport |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT Sport, GAS |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 2004 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2005 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | Freestyle | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 2005 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .054; XL |
| 1988 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 1991 | Mercedes-Benz | 300SE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2003 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .044; |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1987 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 2001 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1989 | Mercedes-Benz | 300SE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2002 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; Base, VIN: Y |
| 2003 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; DTS |
| 2004 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Lariat |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2005 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 2005 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Limited, VIN: W, GAS |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 2000 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2004 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XLT, GAS |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT, VIN: X |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 1996 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .054; 4 valves per Cyl; SVT Cobra |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; Eddie Bauer, VIN: X |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | (Vulcan); .044; GAS, Valves: 12 |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Sport, VIN: E |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLS |
| 1993 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL, GAS |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; XLS |
| 2001 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT, VIN: W |
| 2003 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Limited, GAS |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 1999 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Limited, GAS |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1994 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1991 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; L |
| 2003 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1990 | Mercedes-Benz | 300E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1991 | Mercedes-Benz | 300E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2004 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XL |
| 2005 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1990 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1991 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1997 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1990 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | .032; |
| 2004 | Ford | F-150 Heritage | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2005 | Jaguar | X-Type | 2.5L 152Cu. In. V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2001 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1988 | Merkur | Scorpio | 2.9L 177Cu. In. V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-450 Super Duty Stripped Chassis | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1989 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1989 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1990 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Limited, GAS |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2002 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2004 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Extended Cab Pickup |
| 2003 | Cadillac | Seville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; STS, VIN: 9 |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Oldsmobile | Aurora | 4.0L 244Cu. In. V8 GAS DOHC Naturally Aspirated | .050; |
| 2002 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; XLS |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1993 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 1991 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2005 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Jaguar | S-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .050; |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XL Fleet, GAS |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS, Extended Cab Pickup |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1991 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1991 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT Bullitt |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1998 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .044; |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .044; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .044; |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .044; |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .044; |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .044; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .044; |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS, Extended Cab Pickup |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .044; |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Extended Cab Pickup |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .044; |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Sport, VIN: X |
| 2004 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Valves: 16 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; |
| 2005 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | |
| 2000 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Valves: 16 |
| 2004 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; NBX |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2005 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .054; XLT |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2005 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 2005 | Ford | Escape | 2.3L 140Cu. In. l4 ELECTRIC/GAS DOHC Naturally Aspirated | .050; ELECTRIC/GAS |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XL, VIN: S |
| 1987 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Postal, GAS |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, VIN: W, GAS |
| 2001 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1988 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2005 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; GAS |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XLT, VIN: U, GAS |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1991 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 2005 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .054; Edge |
| 1986 | Mercury | Sable | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1988 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; XLT, FLEX |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; XLT, FLEX |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1995 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2000 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1999 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XL, GAS |
| 2000 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1999 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XL |
| 2000 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; XL |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1996 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; G |
| 1988 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1990 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2000 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XL, GAS |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1995 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1989 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL |
| 1998 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1986 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 2003 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | .054; SVT Cobra |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; XL, FLEX |
| 1999 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; XL |
| 2002 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; XL |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .044; GAS |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2003 | Ford | E-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 2004 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; XLT |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; XLT |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; XLT, FLEX |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | (Vulcan); .044; GAS, Valves: 12 |
| 1990 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XLT, VIN: U, GAS |
| 1988 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Eddie Bauer |
| 2005 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | E-450 Super Duty Stripped Chassis | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Mercury | Marauder | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1989 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .054; Mach I |
| 2002 | Jaguar | X-Type | 2.5L 152Cu. In. V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 1990 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Sport XLS |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; GAS |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLT, GAS |
| 2005 | Ford | Freestyle | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 2004 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT, VIN: X |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | |
| 2004 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1991 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2005 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1989 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; XLT, FLEX |
| 1989 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1992 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XLT |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Sport, VIN: E, GAS |
| 1988 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | |
| 1988 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2001 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1995 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | (Vulcan); .044; |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1986 | Mercury | Sable | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Thunderbird | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1996 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1986 | Mercury | Sable | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1996 | Ford | Thunderbird | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS, Extended Cab Pickup |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 2003 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1986 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1988 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | |
| 2005 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; Tremor, FLEX |
| 1987 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 2001 | Ford | E-450 Econoline Super Duty Stripped | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; Tremor, FLEX |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | (Vulcan); .044; |
| 2001 | Ford | E-450 Econoline Super Duty Stripped | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; XLT, FLEX |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT, VIN: W, GAS, Standard Cab Pickup |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 2003 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | (Vulcan); .044; GAS, Valves: 12 |
| 1998 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; SE, GAS |
| 1999 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1996 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 1987 | Merkur | XR4Ti | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1989 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1988 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Audi | A8 | 3.7L 3697CC V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XL, GAS |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1988 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1989 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; L |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1990 | Mercedes-Benz | 300SE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1992 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | .032; |
| 2000 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .054; 4 valves per Cyl; SVT Cobra |
| 2005 | Pontiac | Bonneville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2004 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Sport XLT |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; XLT |
| 2004 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; XLT |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2005 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLS Sport, GAS |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLT Sport, GAS |
| 1999 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; XL |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLT, GAS |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLT, VIN: E |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .044; VIN: L |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1997 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; G |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL |
| 2001 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Lariat |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2002 | Jaguar | S-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .050; |
| 1996 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2003 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLT, GAS |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2000 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | (Vulcan); .044; GAS, Valves: 12 |
| 1996 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1993 | Mercedes-Benz | 300E | 2.8L 2799CC l6 GAS DOHC Naturally Aspirated | .032; |
| 2001 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .054 |
| 2004 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; Base, VIN: Y |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLS, VIN: E, GAS |
| 2002 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; DHS |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | |
| 2003 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; XLT |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1988 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Limited, GAS |
| 1989 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2005 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1986 | Mercury | Sable | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2004 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2001 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Jaguar | X-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .050; |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2002 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1992 | Mercedes-Benz | 300E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1990 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1998 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; SE Comfort, VIN: U, GAS |
| 1998 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1992 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 2005 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX, OHV |
| 2005 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XLT |
| 2003 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1989 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | |
| 2005 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 1999 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1988 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat, Standard Cab Pickup |
| 2000 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | (Vulcan); .044; |
| 2000 | Ford | E-450 Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1988 | Mercedes-Benz | 260E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | .032; |
| 2003 | Mercury | Marauder | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1988 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 2003 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .044; |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; Tremor, GAS |
| 2004 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1986 | Merkur | XR4Ti | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-550 Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX, OHV |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2004 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; |
| 1987 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat, GAS, Standard Cab Pickup |
| 1995 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1988 | Merkur | XR4Ti | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1992 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | .032; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; Base, VIN: Y |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .054; 4 valves per Cyl; SVT Cobra |
| 2004 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; Base, VIN: Y |
| 2000 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1989 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | .032; |
| 2003 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1992 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1993 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2005 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1992 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1988 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | .032; |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2005 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | E-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Cadillac | Seville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; SLS |
| 2004 | Lincoln | LS | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 2004 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLS |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; GAS |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1996 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2004 | Ford | F-150 Heritage | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; King Ranch |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1998 | Ford | Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, VIN: 6 |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2002 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2004 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XL |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2003 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, VIN: S |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2002 | Cadillac | Seville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Jaguar | X-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .050; |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; FLEX |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; XLS, VIN: E, GAS |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Thunderbird | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1992 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1996 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1993 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1994 | Mercury | Cougar | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1988 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1995 | Mercury | Cougar | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1986 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 1995 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1987 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1999 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | (Vulcan); .044; GAS, Valves: 12 |
| 1990 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1993 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, VIN: S |
| 1997 | Mercury | Cougar | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1993 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1989 | Mercedes-Benz | 260E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | .032; |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2004 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1986 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1997 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2001 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 2003 | Jaguar | X-Type | 2.5L 152Cu. In. V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL, GAS |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; SE, GAS |
| 2005 | Jaguar | S-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .050; |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1995 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1991 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1987 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Audi | A8 | 3.7L 3697CC V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 1999 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1989 | Merkur | Scorpio | 2.9L 177Cu. In. V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2004 | Jaguar | X-Type | 2.5L 152Cu. In. V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 1984 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1998 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .044; GAS |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .044; |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; Base, VIN: Y |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 1999 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT |
| 1999 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, VIN: 6 |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 1998 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Probe | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1999 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2003 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Probe | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1990 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; L |
| 2000 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | (Vulcan); .044; |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 1989 | Merkur | XR4Ti | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1985 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 1991 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | .032; |
| 1991 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL |
| 1992 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 2002 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1986 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1991 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 2004 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Limited |
| 2002 | Lincoln | Blackwood | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1993 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | |
| 2005 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1996 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | .044; VIN: L |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1990 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2002 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; NBX, GAS |
| 1997 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL, GAS |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1988 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1993 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1997 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1983 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2001 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 2000 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1994 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .044; |
| 2004 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2002 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2005 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | (Vulcan); .044; GAS, Valves: 12 |
| 1988 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1988 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1996 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1997 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1997 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Base, VIN: L |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Limited, VIN: S |
| 2002 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1996 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; XL, VIN: X |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1999 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1998 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .044; GAS |
| 2001 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .054; SVT Cobra |
| 2003 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | .054; SVT Cobra |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XL |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1991 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1992 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1986 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2003 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; Base, VIN: Y |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; XL, FLEX |
| 2003 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 1993 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | E-450 Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 1989 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1994 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 2002 | Cadillac | Eldorado | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; |
| 2000 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Valves: 16 |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2004 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; Limited |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 2005 | Mercury | Mariner | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 2005 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-150 Heritage | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; XLT |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Pontiac | Firebird | 3.8L 3800CC 231Cu. In. V6 GAS OHV Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Jaguar | X-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .050; |
| 1995 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1997 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1996 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2001 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1994 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: L |
| 2000 | Ford | E-450 Econoline Super Duty Stripped | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; XL, FLEX |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; XLT |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | (Vulcan); .044; GAS, Valves: 12 |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XLT, GAS |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; XL, FLEX |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; XL, FLEX |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; Eddie Bauer |
| 2005 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XL, GAS |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 1987 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; DHS, VIN: Y |
| 2004 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, GAS |
| 2005 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1989 | Mercedes-Benz | 300SEL | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2000 | Audi | A6 Quattro | 4.2L 4172CC V8 GAS DOHC Naturally Aspirated | .032; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XL, GAS |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1995 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 1994 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | .044; |
| 1996 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, VIN: W, GAS |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, GAS |
| 2005 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; GAS |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | (Vulcan); .044; GAS, Valves: 12 |
| 2003 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | (Vulcan); .044; GAS, Valves: 12 |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .050; XL, VIN: X |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1987 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1992 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1986 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .050; XL, VIN: X |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | (Vulcan); .044; GAS, Valves: 12 |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1990 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Turbocharged | Gap 0.045" |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; Limited |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | (Vulcan); .044; GAS, Valves: 12 |
| 1987 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 4.2L 256Cu. In. V6 GAS OHV Naturally Aspirated | |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; XL, FLEX |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Lariat |
| 2004 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; Lariat |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XLT |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-450 Econoline Super Duty Stripped | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Extended Cab Pickup |
| 2004 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Extended Cab Pickup |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XL, GAS |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS, Extended Cab Pickup |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; XL |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-450 Econoline Super Duty Stripped | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2002 | Ford | E-450 Econoline Super Duty Stripped | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; XL |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; XLT |
| 2004 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .054; XLT, FLEX |
| 2005 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1999 | Ford | Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .054; |
| 2003 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1986 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1997 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT, VIN: W, GAS |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Jaguar | X-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .050; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Eddie Bauer, VIN: W, GAS |
| 1988 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2005 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX, OHV |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2005 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT, VIN: W, GAS |
| 1998 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Cadillac | Seville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1984 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2001 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1999 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1997 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL, VIN: W, GAS, Standard Cab Pickup |
| 2005 | Ford | E-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2005 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1990 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL |
| 1989 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1996 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1995 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1994 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1987 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT |
| 2000 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | (Vulcan); .044; |
| 1996 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; VIN: U |
| 2005 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1988 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1992 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; L |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1991 | Mercedes-Benz | 300SEL | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1996 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; SE Comfort, VIN: U, GAS |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1997 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Base, GAS, Standard Cab Pickup |
| 2003 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 1999 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .054; 4 valves per Cyl; SVT Cobra |
| 1990 | Ford | Probe | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1996 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL, GAS |
| 1990 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; L |
| 1999 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Base, VIN: W |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1989 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; DTS |
| 2003 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XLT, VIN: W |
| 1996 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL, GAS |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 1999 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1998 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1990 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1994 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Audi | A8 Quattro | 4.2L 4172CC V8 GAS DOHC Naturally Aspirated | .032; Engine: AKB |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .050; |
| 2004 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1992 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL |
| 2002 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1990 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL |
| 1990 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; LX |
| 1992 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1993 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1988 | Mercedes-Benz | 300CE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | .032; |
| 2001 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 2002 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Eddie Bauer |
| 2004 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX |
| 1987 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1996 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2004 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 2002 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .054; 4 valves per Cyl; SVT Cobra |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT, VIN: X |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Eddie Bauer |
| 1994 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL, GAS |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; Sport, VIN: E |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1985 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2005 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2005 | Jaguar | X-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | .050; |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | .044; FLEX, OHV |
| 1996 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1999 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Base, VIN: L |
| 2001 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2001 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Pontiac | Firebird | 3.8L 3800CC 231Cu. In. V6 GAS OHV Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 2000 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; XL |
| 2003 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2000 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; Valves: 16 |
| 2005 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; |
| 2003 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT |
| 1993 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; GL, GAS |
| 1987 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1990 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2002 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; Base, VIN: Y |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 2005 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1998 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1990 | Mercedes-Benz | 300SEL | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1998 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; SE Comfort, VIN: U, GAS |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2002 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 1996 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | |
| 1998 | Ford | Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1998 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1998 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1998 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .044; VIN: L |
| 2002 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | .054; |
| 2001 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1987 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | .044; VIN: U |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1984 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1992 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; L |
| 1992 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | |
| 2003 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | .050; Base, VIN: Y |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | .054; |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | .044; CNG |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1986 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2002 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | |
| 1996 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 2002 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | |
| 2003 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GT |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | .054; GAS |
| 1991 | Ford | Probe | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | .044; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | .054; |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1988 | Mercedes-Benz | 300SE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 2001 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | .054; |
| 1999 | Ford | Ranger | ELECTRIC | .054; |
| 2000 | Ford | Ranger | ELECTRIC | .054; |
| 1998 | Ford | Ranger | ELECTRIC | .054; |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | .054; |
| 1975 | Chevrolet | Vega | 2.0L 122Cu. In. l4 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .034 |
| 1980 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .034 |
| 1980 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .034 |
| 1980 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .034 |
| 1980 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .034 |
| 1980 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .034 |
| 1980 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .034 |
| 1980 | Volvo | 264 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .028 |
| 1980 | Volvo | 264 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .028 |
| 1981 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .034 |
| 1981 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS Turbocharged | Plug Type RS10PYC4 Gap .034 |
| 1981 | Volvo | 264 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .028 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Volvo | 264 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .028 |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1984 | Mercury | Cougar | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .034 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1985 | Mercury | Cougar | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .034 |
| 1986 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1986 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1986 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1986 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1986 | Mercury | Cougar | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .034 |
| 1987 | Merkur | XR4Ti | 2.3L 140Cu. In. L4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1987 | Volvo | 780 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .028 |
| 1988 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 1988 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 1988 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 1988 | Merkur | Scorpio | 2.9L 177Cu. In. V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Merkur | XR4Ti | 2.3L 140Cu. In. L4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1988 | Volvo | 780 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .028 |
| 1989 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 1989 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 1989 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 1989 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 1989 | Merkur | Scorpio | 2.9L 177Cu. In. V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Merkur | XR4Ti | 2.3L 140Cu. In. L4 GAS SOHC Turbocharged | Plug Type RS10PYC4 Gap .035 |
| 1989 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Turbocharged | Gap 0.045" |
| 1989 | Volvo | 780 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .028 |
| 1990 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Volvo | 780 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .028 |
| 1992 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1992 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Jaguar | XJRS | 6.0L 5994CC V12 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1993 | Jaguar | XJRS | 6.0L 5994CC V12 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1993 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .032 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1995 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1996 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1997 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1998 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1999 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1999 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1999 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1999 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1999 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Panoz | AIV Roadster | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2000 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2000 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2000 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2000 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2000 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 OE Type |
| 2000 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2000 | Panoz | AIV Roadster | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2001 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2001 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2001 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2002 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2002 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2002 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2002 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2003 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2003 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2003 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2003 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2003 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2003 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2003 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2003 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2003 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Aston Martin | DB7 | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2004 | Aston Martin | DB7 | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2004 | Aston Martin | DB7 | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2004 | Cadillac | SRX | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2004 | Cadillac | SRX | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2004 | Cadillac | XLR | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2004 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2004 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2004 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2004 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2004 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .054 |
| 2005 | Cadillac | SRX | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2005 | Cadillac | SRX | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2005 | Cadillac | STS | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2005 | Cadillac | STS | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2005 | Cadillac | XLR | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2005 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2005 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2005 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2005 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2005 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2005 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Mazda | Tribute | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2005 | Mercury | Mariner | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2005 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .054 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .054 |
| 2006 | Buick | Lucerne | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2006 | Buick | Lucerne | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2006 | Cadillac | SRX | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2006 | Cadillac | SRX | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2006 | Cadillac | STS | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2006 | Cadillac | XLR | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2006 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2006 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Mazda | Tribute | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2006 | Mercury | Mariner | 2.3L 140Cu. In. l4 ELECTRIC/GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2006 | Mercury | Mariner | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2006 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2006 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .054 |
| 2006 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .054 |
| 2007 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Mercury | Mariner | 2.3L 140Cu. In. l4 ELECTRIC/GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2007 | Mercury | Mariner | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2007 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2007 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2008 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2008 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2008 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2008 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2008 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2008 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2008 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2008 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2008 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2008 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2008 | Mazda | Tribute | 2.3L 140Cu. In. l4 ELECTRIC/GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 OE Type |
| 2008 | Mazda | Tribute | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 OE Type |
| 2008 | Mercury | Mariner | 2.3L 140Cu. In. l4 ELECTRIC/GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2008 | Mercury | Mariner | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2009 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2009 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2009 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2009 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2009 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2009 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Aston Martin | DBS | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2010 | Aston Martin | DBS | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2010 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2010 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2010 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2010 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2010 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2011 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2011 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2011 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2011 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2011 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2011 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2011 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2011 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2011 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2011 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2011 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2011 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2011 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2012 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2012 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2012 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2012 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2012 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2013 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .035 |
| 2013 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .035 |
| 2013 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .035 |
| 2013 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .035 |
| 2013 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2013 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2013 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2013 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2014 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2014 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2014 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2014 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2014 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 2014 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .035 |
| 2014 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .035 |
| 2014 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .035 |
| 2014 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Plug Type RS10PYC4 Gap .035 |
| 2015 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 1980 | International | Cargostar | 7.3L 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | Cargostar | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2007 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 1980 | International | Cargostar | 7.3L 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | Cargostar | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | Cargostar | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2013 | Aston Martin | Rapide | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 1980 | International | S1723 | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1724 | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1823 | 7.3L 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1823 | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1824 | 7.3L 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1824 | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1924 | 7.3L 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1924 | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1925 | 7.3L 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1925 | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2014 | Aston Martin | Rapide | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 1979 | International | 1724 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1724 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1824 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1824 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1924 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1924 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1925 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1925 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | F1924 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | F1924 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1724 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1824 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1824 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1924 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1924 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1925 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1925 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | F1924 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | F1924 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1724 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1824 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1824 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1924 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1924 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1925 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1925 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | F1924 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | F1924 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1982 | International | 1724 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1982 | International | 1924 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1982 | International | 1924 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1982 | International | 1925 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 1982 | International | 1925 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Plug Type RS10PYC4 Gap .035 |
| 2015 | Aston Martin | Rapide | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2010 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2011 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2012 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2013 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 1999 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2007 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2008 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .040 |
| 2004 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2004 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2004 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2010 | Mazda | Tribute | 3.0L 2954CC V6 FLEX DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .047 |
| 2010 | Mazda | Tribute | 3.0L 2954CC V6 FLEX DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .047 |
| 2011 | Mazda | Tribute | 3.0L 2954CC V6 FLEX DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .047 |
| 2011 | Mazda | Tribute | 3.0L 2954CC V6 FLEX DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .047 |
| 2011 | Mazda | Tribute | 3.0L 2954CC V6 FLEX DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .047 |
| 1990 | Ford | Probe | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Probe | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Probe | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Probe | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Probe | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1986 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1986 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1986 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1986 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1987 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1988 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1989 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1990 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1990 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1990 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1990 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2002 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2003 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2004 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2004 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2005 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2005 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2005 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2005 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2005 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2006 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2006 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2006 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2006 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2007 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2007 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2007 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2008 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2008 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2008 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .050 |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Plug Type RS10PYC4 Gap .040 |
| 1999 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Mercury | Sable | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2003 | Mercury | Sable | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Mercury | Sable | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2004 | Mercury | Sable | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Mercury | Sable | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Mercury | Sable | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Plug Type RS10PYC4 Gap .044 |
| 2008 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2008 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2006 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .052 |
| 2009 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .047 |
| 2009 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .047 |
| 2003 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2003 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2004 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plug Type RS10PYC4 Gap .054 |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Gap 0.035" |
| 1987 | Cadillac | Cimarron | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Beretta | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Beretta | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Corsica | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Corsica | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Oldsmobile | Firenza | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1987 | Pontiac | Tempest | 2.8L 173Cu. In. V6 GAS Naturally Aspirated | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Buick | Regal | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Buick | Regal | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Gap 0.035" |
| 1988 | Cadillac | Cimarron | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Beretta | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Chevrolet | Beretta | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Corsica | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Chevrolet | Corsica | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Pontiac | Grand Prix | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Pontiac | Grand Prix | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Pontiac | Grand Prix | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1988 | Pontiac | Tempest | 2.8L 173Cu. In. V6 GAS Naturally Aspirated | Gap 0.045" |
| 1989 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Buick | Regal | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Buick | Regal | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Beretta | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Beretta | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Beretta | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Corsica | 2.0L 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Corsica | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Corsica | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | Grand Prix | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | Grand Prix | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | Grand Prix | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1989 | Pontiac | Tempest | 2.8L 173Cu. In. V6 GAS Naturally Aspirated | Gap 0.045" |
| 1990 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Beretta | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Beretta | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Beretta | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Celebrity | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Celebrity | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Corsica | 2.2L 134Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Corsica | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Corsica | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1990 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1990 | Pontiac | Tempest | 2.2L 134Cu. In. l4 GAS Naturally Aspirated | Gap 0.035" |
| 1990 | Pontiac | Tempest | 3.1L 189Cu. In. V6 GAS Naturally Aspirated | Gap 0.045" |
| 1991 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Beretta | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1991 | Chevrolet | Beretta | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1991 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Corsica | 2.2L 134Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1991 | Chevrolet | Corsica | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1991 | Chevrolet | Corsica | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1991 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | Tempest | 2.2L 134Cu. In. l4 GAS Naturally Aspirated | Gap 0.035" |
| 1991 | Pontiac | Tempest | 2.2L 134Cu. In. l4 GAS Naturally Aspirated | Gap 0.035" |
| 1991 | Pontiac | Tempest | 3.1L 189Cu. In. V6 GAS Naturally Aspirated | Gap 0.045" |
| 1991 | Pontiac | Tempest | 3.1L 189Cu. In. V6 GAS Naturally Aspirated | Gap 0.045" |
| 1992 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Beretta | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Beretta | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Corsica | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Corsica | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1992 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Beretta | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Beretta | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Corsica | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Ciera | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Ciera | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Ciera | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1993 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 1994 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.045" |
| 2006 | Buick | Terraza | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Buick | Terraza | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Malibu | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Malibu | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Monte Carlo | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Monte Carlo | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Pontiac | Montana | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2006 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Buick | Terraza | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Buick | Terraza | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Buick | Terraza | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Buick | Terraza | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Pontiac | Montana | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Saturn | Aura | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Pontiac | Montana | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Pontiac | Montana | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Saturn | Aura | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Saturn | Vue | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Pontiac | Montana | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Saturn | Vue | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2010 | Saturn | Vue | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Gap 0.044" |
| 2011 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2011 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2011 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2011 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2011 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2011 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2011 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Gap 0.044" |
| 1987 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1987 | Pontiac | Tempest | 2.0L 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1988 | Pontiac | Tempest | 2.0L 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| 1989 | Pontiac | Tempest | 2.0L 122Cu. In. L4 GAS OHV Naturally Aspirated | Gap 0.035" |
| Year | Make | Model | Engine | Trim | Notes |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .044; |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | L Hatchback 3-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2004 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Postal Stripped Chassis | |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Sport Mini Passenger Van 2-Door | .044; |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Sport Utility 2-Door | .050; XL, VIN: X |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Sport Mini Passenger Van 2-Door | .044; |
| 2004 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Premier Sport Utility 4-Door | .054; |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .044; |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | S Sedan 4-Door | .044; CNG |
| 1997 | Ford | Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 1997 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | |
| 2001 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2003 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Stripped Chassis | .054; XL |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | (Vulcan); .044; GAS, Valves: 12 |
| 2002 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | LX Sedan 4-Door | .044; FLEX |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | MT5 Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Thunderbird | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Coupe 2-Door | .054; |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Protection Series Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XL Sport Utility 4-Door | .054; |
| 2002 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | |
| 1996 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | Special Extended Cab Pickup 2-Door | |
| 1995 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; LX |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | |
| 2003 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2000 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Mini Passenger Van 2-Door | .044; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1987 | Mercedes-Benz | 260E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | .032; |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | .044; |
| 1991 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | S Sedan 4-Door | .044; CNG |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 2-Door | .050; |
| 2004 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | DTS Sedan 4-Door | .050; DTS |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | S Sedan 4-Door | .054; GAS |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; XLT |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; XLT |
| 1990 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; LX |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .050; |
| 2004 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | Freestyle | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | Limited Wagon 4-Door | .054; |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; |
| 1994 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | Base Standard Cab Pickup 2-Door | .044; |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, GAS |
| 2004 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; XLS |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Sport Utility 4-Door | .054; XLT Sport, GAS |
| 2000 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; Base, VIN: L |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; XL |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | .054; |
| 2001 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SVT Cobra Convertible 2-Door | .054; SVT Cobra |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .044; FLEX |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | |
| 1997 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; |
| 1995 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | .044; GL |
| 1988 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Sport Mini Passenger Van 2-Door | .050; |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .050; XLT |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sedan 4-Door | .054; GAS |
| 2002 | Ford | E-450 Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 1998 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, VIN: X |
| 2002 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | .044; |
| 1999 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; XLS |
| 2004 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; XL, VIN: S |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | .044; CNG |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; GAS |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; |
| 2001 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Sport Sport Utility 2-Door | .050; Sport |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | |
| 2003 | Ford | F-150 | 4.2L 256Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | |
| 2002 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .050; Limited |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Postal Stripped Chassis | .054; Postal, GAS |
| 1997 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XL Sport Utility 4-Door | .054; XL |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; FLEX |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | |
| 1996 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GT Hatchback 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Coupe 2-Door | .054; GT |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | .044; |
| 2004 | Ford | F-150 Heritage | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | |
| 2004 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; XL, VIN: S |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Special Edition Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | .044; |
| 2005 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | XLT No Boundaries Sport Utility 4-Door | .054; |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1997 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Mini Passenger Van 3-Door | .044; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2005 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | DTS Sedan 4-Door | .050; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2005 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Edge Standard Cab Pickup 2-Door | .054; Edge |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1998 | Audi | A8 Quattro | 4.2L 4172CC V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .032; Engine: ABZ |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | SE Extended Cab Pickup 2-Door | .054; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Tremor Extended Cab Pickup 2-Door | .044; Tremor, GAS |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .044; |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Special Edition Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; FLEX |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; XLT, VIN: U, GAS |
| 1991 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | .044; L |
| 1999 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1996 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | XLT Sport Sport Utility 4-Door | .054; FLEX |
| 1995 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; |
| 1989 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | 2.6 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | .054; GAS |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2004 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; |
| 2004 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT |
| 2003 | Cadillac | Seville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SLS Sedan 4-Door | .050; SLS |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1999 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SVT Cobra Convertible 2-Door | .054; 4 valves per Cyl; SVT Cobra |
| 1997 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Convertible 2-Door | .054; GT, VIN: X |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .044; |
| 1996 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LS Hatchback 3-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1990 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLS Sport Sport Utility 4-Door | .054; XLS Sport, GAS |
| 2003 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Cab & Chassis 4-Door | .050; Base, VIN: Y |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; FLEX |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | .054; |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; |
| 1998 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SVT Cobra Convertible 2-Door | .054; 4 valves per Cyl; SVT Cobra |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; XLS, VIN: E, GAS |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 2-Door | .044; |
| 2004 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Premier Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 2-Door | .044; |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; |
| 1997 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | LSC Sedan 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | |
| 1993 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | .044; |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Premium Wagon 4-Door | .044; VIN: U |
| 1990 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | 4Matic Wagon 4-Door | .032; |
| 1997 | Audi | A8 | 3.7L 3697CC V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Mach I Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Base Sedan 4-Door | .044; CNG |
| 2004 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SE Wagon 4-Door | .044; FLEX |
| 2004 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, VIN: W |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; XLT |
| 2004 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2003 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | Base Sport Utility 4-Door | .044; |
| 1987 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS DOHC Naturally Aspirated | 2.3-16 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 1988 | Mercedes-Benz | 300SEL | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | NBX Sport Utility 4-Door | .054; NBX, GAS |
| 1997 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Cadillac | Eldorado | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | ETC Coupe 2-Door | .050; |
| 2004 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; XLT |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Harley-Davidson Edition Extended Cab Pickup 4-Door | .054; |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1985 | Merkur | XR4Ti | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Base Sedan 3-Door | Plug Type RS10PYC4 Gap .035 |
| 1992 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | 2.6 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1997 | Audi | A8 Quattro | 4.2L 4172CC V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .032; Engine: ABZ |
| 2002 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 4-Door | .054; |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; Lariat |
| 2002 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Grand Sport Hatchback 3-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sport Sedan 4-Door | .054; GAS |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; XLT, GAS |
| 2004 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, VIN: W, GAS |
| 1997 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 1995 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | Special Standard Cab Pickup 2-Door | |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Sport Sport Utility 2-Door | .050; Sport |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; Lariat |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 1997 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .044; |
| 1989 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | .044; L |
| 1994 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .054; GAS |
| 2001 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1997 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Touring Edition Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1996 | Mercury | Cougar | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XR-7 Sedan 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | .054; |
| 2003 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; |
| 1997 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2002 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT |
| 1997 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | |
| 1999 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, GAS |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; XLS, VIN: E, GAS |
| 2000 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | .044; FLEX |
| 1998 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; VIN: L |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Cartier L Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | .054; |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; XL |
| 1992 | Ford | Probe | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Hatchback 2-Door | .044; |
| 1995 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | |
| 1996 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Mini Passenger Van 3-Door | .044; |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SE Mini Passenger Van 4-Door | .044; |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .054; GAS |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1996 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cutaway Van 2-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; XL, VIN: S |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; FLEX |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 2000 | Jaguar | S-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .050; |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus E4WD Extended Passenger Van 2-Door | .050; |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LWB Sedan 4-Door | .044; CNG |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .050; Eddie Bauer |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Plus Mini Passenger Van 2-Door | .044; |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Sport Mini Passenger Van 2-Door | .044; |
| 2000 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 2000 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, VIN: 6 |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .044; |
| 1987 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Mini Passenger Van 2-Door | .044; |
| 1999 | Ford | Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 1997 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | .054; |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited, VIN: S |
| 2003 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Sport Utility 4-Door | |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Plus Mini Passenger Van 2-Door | .044; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1986 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .044; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 2000 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT |
| 1998 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; |
| 1996 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | |
| 1998 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | .044; VIN: L |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | .054; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 2002 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited, GAS |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; XLT, VIN: 6, Standard Cab Pickup |
| 2001 | Jaguar | S-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .050; |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Plus Mini Passenger Van 2-Door | .044; |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LX Sedan 4-Door | .044; CNG |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 5-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1999 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, VIN: 6 |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | .054; Base, Standard Cab Pickup |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .044; |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; XL, VIN: W, Standard Cab Pickup |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | .054; GAS |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1982 | Ford | EXP | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 3-Door | .044; EXP built after 9-4-81; Tapered Seat; VIN: 2; VIN: 4 |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Sport Extended Cab Pickup 2-Door | .044; |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; |
| 1987 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | .044; |
| 1992 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; LX |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2002 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; XLT |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | .054; GAS |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | .054; |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, VIN: E |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 3-Door | .044; |
| 1998 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Mini Passenger Van 3-Door | .044; |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 4-Door | .054; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .044; XL |
| 1994 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | .044; GL, GAS |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Sport Mini Passenger Van 2-Door | .044; |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .044; |
| 2002 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Fleet Sport Utility 4-Door | |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | .044; |
| 1995 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | .044; SE, GAS |
| 1996 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 3-Door | .044; |
| 2003 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 1999 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, GAS |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Audi | A8 Quattro | 4.2L 4172CC V8 GAS DOHC Naturally Aspirated | L Sedan 4-Door | .032; Engine: AKB |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited, GAS |
| 2004 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, VIN: S |
| 2004 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; FLEX |
| 2005 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | .054; |
| 2000 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Pontiac | Bonneville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | GXP Sedan 4-Door | .050; |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GS Hatchback 5-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; FLEX |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 2004 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; GAS |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; FLEX |
| 2005 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; FLEX |
| 2005 | Jaguar | X-Type | 2.5L 152Cu. In. V6 GAS DOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2005 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 5-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; GAS |
| 1999 | Audi | A8 Quattro | 4.2L 4172CC V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .032; Engine: ABZ |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | .054; |
| 2005 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .054; XL |
| 1989 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 2005 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .054; XLT |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sport Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | .044; |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Brougham Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Mini Passenger Van 2-Door | .044; |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | .054; GAS |
| 1991 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | .032; |
| 1998 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Convertible 2-Door | .054; GT |
| 2004 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 2001 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Coupe 2-Door | .054; GT |
| 2004 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | NBX Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .044; |
| 2004 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; Lariat |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; |
| 1998 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | SE Comfort Sedan 4-Door | .044; SE Comfort, VIN: U, GAS |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Harley-Davidson Edition Extended Cab Pickup 4-Door | .054; |
| 1987 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | .044; |
| 1997 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | E-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .054; |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | LS Sedan 4-Door | .044; VIN: U |
| 2005 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | .044; CNG |
| 1994 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 2-Door | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Passenger Van 2-Door | .050; |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Mini Passenger Van 2-Door | .044; |
| 2000 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1998 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | .054; |
| 1998 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SVT Cobra Coupe 2-Door | .054; 4 valves per Cyl; SVT Cobra |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 2-Door | .044; |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 2-Door | .044; |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; XL, VIN: L |
| 1991 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; GL |
| 1996 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Cartier Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Ultimate Edition Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Cartier Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 2005 | Lincoln | LS | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | Premium Sedan 4-Door | .054; |
| 1993 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1993 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; |
| 2005 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; GAS |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; XLT |
| 1986 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS DOHC Naturally Aspirated | 2.3-16 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1988 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2004 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | DHS Sedan 4-Door | .050; DHS, VIN: Y |
| 1990 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Turbocharged | Mclaren Coupe 2-Door | Gap 0.045" |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LX Sedan 4-Door | .044; CNG |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sedan 4-Door | .054; GAS |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT HD Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .044; CNG |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; GAS |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 1992 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Sport Sedan 2-Door | .044; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | .044; |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | .050; |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; |
| 2000 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LTS Hatchback 5-Door | Plug Type RS10PYC4 Gap .044 |
| 1984 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | 2.3 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1991 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | 2.3 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1999 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | SE Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1976 | Chevrolet | Vega | 2.0L 122Cu. In. l4 GAS DOHC Naturally Aspirated | Cosworth Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 2004 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Sport Utility 4-Door | .054; XLT Sport |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2004 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Sport Utility 4-Door | .054; XLT Sport, GAS |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; XL, VIN: L |
| 2004 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; |
| 2004 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; GAS |
| 2005 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; |
| 1999 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | Freestyle | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | SE Wagon 4-Door | .054; |
| 2005 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; XL |
| 1988 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | LS Wagon 4-Door | .044; VIN: U |
| 1991 | Mercedes-Benz | 300SE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2003 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | DS Extended Cab Pickup 4-Door | .044; |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .044; CNG |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | S Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; GAS |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 1987 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | GS Wagon 4-Door | .044; VIN: U |
| 2001 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; GAS |
| 1989 | Mercedes-Benz | 300SE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2002 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .050; Base, VIN: Y |
| 2003 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | DTS Sedan 4-Door | .050; DTS |
| 2004 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; Lariat |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2005 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; |
| 2005 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited, VIN: W, GAS |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; VIN: U |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | LTS Sedan 4-Door | .044; VIN: U |
| 2000 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Troy Lee Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Brougham Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 2004 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | DS Extended Cab Pickup 4-Door | .054; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; XLT, GAS |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; XL, VIN: L |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT HD Extended Passenger Van 2-Door | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL HD Standard Passenger Van 2-Door | .054; |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Harley-Davidson Edition Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 1996 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Coupe 2-Door | .054; GT, VIN: X |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 4-Door | .044; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .044; |
| 2002 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 1996 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SVT Cobra Coupe 2-Door | .054; 4 valves per Cyl; SVT Cobra |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Hatchback 3-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, VIN: X |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | SVG Sedan 4-Door | (Vulcan); .044; GAS, Valves: 12 |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Sport Sport Utility 2-Door | .054; Sport, VIN: E |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; XLS |
| 1993 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; GL, GAS |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 3-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; XLS |
| 2001 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2002 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, VIN: W |
| 2003 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited, GAS |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; XL, VIN: L |
| 1999 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Stripped Chassis | .054; |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | .054; |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 2-Door | .050; |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Sport Standard Cab Pickup 2-Door | .044; |
| 1999 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; FLEX |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Hatchback 5-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; Lariat |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; FLEX |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited, GAS |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | .044; |
| 2000 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .044; FLEX |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 1994 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | .044; |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | .044; |
| 1991 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | .044; L |
| 2003 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | RS Hatchback 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1990 | Mercedes-Benz | 300E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | 2.6 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1991 | Mercedes-Benz | 300E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | 2.6 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2004 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | .054; |
| 2004 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; XL |
| 2005 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1990 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | 2.6 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1991 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | 2.6 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1997 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 1990 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | .032; |
| 2004 | Ford | F-150 Heritage | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2004 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | 3.0L Mini Passenger Van 3-Door | .044; |
| 2005 | Jaguar | X-Type | 2.5L 152Cu. In. V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2001 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1988 | Merkur | Scorpio | 2.9L 177Cu. In. V6 GAS OHV Naturally Aspirated | Base Hatchback 5-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-450 Super Duty Stripped Chassis | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Stripped Chassis | .054; |
| 1989 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT HD Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL HD Standard Passenger Van 2-Door | .054; |
| 1989 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1990 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; |
| 2004 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited, GAS |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; FLEX |
| 2002 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | |
| 2004 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .054; |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | .054; Extended Cab Pickup |
| 2003 | Cadillac | Seville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | STS Sedan 4-Door | .050; STS, VIN: 9 |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Premier Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2003 | Oldsmobile | Aurora | 4.0L 244Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .050; |
| 2002 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLS Sport Utility 4-Door | .054; XLS |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .044; |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .050; |
| 1993 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; LX |
| 1991 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | 4Matic Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .054; GAS |
| 2005 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Jaguar | S-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .050; |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cutaway Van 2-Door | .054; |
| 2005 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XL Fleet Sport Utility 4-Door | .054; XL Fleet, GAS |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; XLT |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | .054; GAS, Extended Cab Pickup |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | .044; |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | .044; |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .050; |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .054; |
| 1991 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 1991 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | .044; |
| 2000 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; GAS |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT HD Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2005 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; |
| 2001 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Bullitt Coupe 2-Door | .054; GT Bullitt |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | .054; |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Convertible 2-Door | .054; GT |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; |
| 2000 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; |
| 2002 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | |
| 1998 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 3-Door | .044; |
| 2000 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LS Hatchback 5-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; VIN: U |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Sport Sedan 2-Door | .044; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | .054; |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; Lariat |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; Lariat |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; XL, VIN: L |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; Lariat |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; Lariat |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; XL, VIN: L |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; Lariat |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; Lariat |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .044; |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .044; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | .044; |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .044; |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .044; |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .044; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .044; |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | .054; GAS, Extended Cab Pickup |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | .054; Extended Cab Pickup |
| 1999 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .044; |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | King Ranch Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Sport Sport Utility 4-Door | .054; Sport, VIN: X |
| 2004 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Luxury Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Ultimate Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | King Ranch Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | King Ranch Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Equipado Convertible 2-Door | .054; Valves: 16 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Limousine 4-Door | .050; |
| 2005 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Cab & Chassis 4-Door | .050; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | King Ranch Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | King Ranch Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | King Ranch Extended Cab Pickup 2-Door | |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | .054; GAS |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Ultimate Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | King Ranch Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 2005 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Sport Sport Utility 4-Door | |
| 2000 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Equipado Coupe 2-Door | .054; Valves: 16 |
| 2004 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | NBX Sport Utility 4-Door | .054; NBX |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GS Hatchback 5-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Sport Standard Cab Pickup 2-Door | .050; |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | SVT Cobra Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | .054; |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; GL |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 2-Door | .044; |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | MT5 Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 2003 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GLX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | |
| 2005 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; XLT |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Brougham Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | XLT Sport Sport Utility 4-Door | .054; FLEX |
| 2005 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT |
| 2005 | Ford | Escape | 2.3L 140Cu. In. l4 ELECTRIC/GAS DOHC Naturally Aspirated | Hybrid Sport Utility 4-Door | .050; ELECTRIC/GAS |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GLX Wagon 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | Base Extended Cab Pickup 2-Door | .044; |
| 2002 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; XL, VIN: S |
| 1987 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .044; |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; Lariat |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Postal Stripped Chassis | .054; Postal, GAS |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; |
| 2004 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, VIN: W, GAS |
| 2001 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Mini Passenger Van 2-Door | .044; |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 1988 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .044; |
| 2004 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 2-Door | .054; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 2005 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | .054; |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | RS Hatchback 3-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2005 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; GAS |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; FLEX |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 4-Door | |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; XLT, VIN: U, GAS |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 1991 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | .044; LX |
| 2005 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Edge Extended Cab Pickup 2-Door | .054; Edge |
| 1986 | Mercury | Sable | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; VIN: U |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Extended Passenger Van 2-Door | .044; |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 2000 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | S Standard Cab Pickup 2-Door | .044; |
| 1988 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; VIN: U |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Eddie Bauer Mini Passenger Van 2-Door | .044; |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .054 OE Type |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; XLT, FLEX |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; |
| 2002 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Stripped Chassis | .054; |
| 2003 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; XLT, FLEX |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LTS Sedan 4-Door | .044; VIN: U |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Eddie Bauer Mini Passenger Van 2-Door | .044; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; XLT |
| 2001 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Stripped Chassis | .054; |
| 1995 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | .044; LX |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Custom Standard Cab Pickup 2-Door | .044; |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .054; |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .054 OE Type |
| 2000 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .044; FLEX |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Stripped Chassis | .054; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1999 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .054; |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 2-Door | .044; |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Sport Standard Cab Pickup 2-Door | .044; |
| 2000 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .044; FLEX |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .044; XL, GAS |
| 2000 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | |
| 1999 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .054; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .044; XL |
| 2000 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; FLEX |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .054; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .044; XL |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; |
| 1999 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .044; FLEX |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1996 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | G Sedan 4-Door | .044; G |
| 1988 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; |
| 1990 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2002 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | .054; |
| 1999 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .044; FLEX |
| 2000 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Custom Standard Cab Pickup 2-Door | .044; |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | .044; XL, GAS |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1995 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 3-Door | .044; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; |
| 1999 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .054; |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 1989 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; GL |
| 1998 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | LSC Sedan 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1986 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; XL, VIN: L |
| 2003 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | SVT Cobra Convertible 2-Door | .054; SVT Cobra |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | .044; |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; XL, FLEX |
| 1999 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .044; XL |
| 2002 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | .044; XL |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; FLEX |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Base Sedan 4-Door | .044; CNG |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sedan 4-Door | .054; GAS |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Sport Mini Passenger Van 2-Door | .044; |
| 1997 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | .054; |
| 1998 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | .044; GAS |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Sport Mini Passenger Van 2-Door | .044; |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT 4WD Extended Passenger Van 2-Door | .050; |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LX Sedan 4-Door | .044; CNG |
| 2003 | Ford | E-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2005 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | LS Premium Sedan 4-Door | .044; VIN: U |
| 2004 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .054; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; XLT |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .044; XLT |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .054; XLT, FLEX |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SE Comfort Wagon 4-Door | (Vulcan); .044; GAS, Valves: 12 |
| 1990 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .044; XLT, VIN: U, GAS |
| 1988 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer |
| 2005 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | .054; |
| 2003 | Ford | E-450 Super Duty Stripped Chassis | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Stripped Chassis | .054; |
| 2005 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Premier Sport Utility 4-Door | .054; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | LS Wagon 4-Door | .044; VIN: U |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2004 | Mercury | Marauder | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2004 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | MT5 Wagon 4-Door | .044; |
| 1989 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Mach I Coupe 2-Door | .054; Mach I |
| 2002 | Jaguar | X-Type | 2.5L 152Cu. In. V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 1990 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | .044; LX |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | .044; |
| 2004 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | MT5 Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SE Wagon 4-Door | .044; FLEX |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Sport XLS Sport Utility 2-Door | .054; Sport XLS |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2003 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; GAS |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, GAS |
| 2005 | Ford | Freestyle | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | SEL Wagon 4-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; XL, VIN: L |
| 2004 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Stripped Chassis | .054; |
| 1996 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Convertible 2-Door | .054; GT, VIN: X |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | |
| 2004 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | .044; |
| 2003 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1991 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2005 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; GAS |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 2-Door | .044; |
| 1989 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; XLT, FLEX |
| 1989 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | .044; LX |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | .044; CNG |
| 1992 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 2-Door | .044; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .044; XLT |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Sport Utility 2-Door | .054; |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .044; |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Sport Sport Utility 2-Door | .054; Sport, VIN: E, GAS |
| 1988 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | .044; |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | |
| 1988 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | MT5 Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | |
| 2001 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | |
| 2003 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 2003 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2002 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 2-Door | .044; |
| 1995 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Mini Passenger Van 3-Door | .044; |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Extended Passenger Van 2-Door | .044; |
| 2002 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Mini Passenger Van 3-Door | .044; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 2-Door | .044; |
| 2000 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Mini Passenger Van 4-Door | (Vulcan); .044; |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Extended Passenger Van 2-Door | .044; |
| 1986 | Mercury | Sable | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Extended Passenger Van 2-Door | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT 4WD Mini Passenger Van 2-Door | .050; |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Thunderbird | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sedan 2-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 2-Door | .044; |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Crew Cab Pickup 4-Door | |
| 1996 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Mini Passenger Van 3-Door | .044; |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Extended Passenger Van 2-Door | .044; |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Extended Passenger Van 2-Door | .044; |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Mini Passenger Van 3-Door | .044; |
| 2002 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 2-Door | .044; |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1986 | Mercury | Sable | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1996 | Ford | Thunderbird | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sedan 2-Door | .054; |
| 2002 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SES Sedan 4-Door | .044; FLEX |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | .044; |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | .054; GAS, Extended Cab Pickup |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 1998 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Mini Passenger Van 3-Door | .044; |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 2-Door | .044; |
| 1998 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Limited Mini Passenger Van 3-Door | .044; |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 2-Door | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus E4WD Mini Passenger Van 2-Door | .050; |
| 2003 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LSE Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1986 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Mini Cargo Van 2-Door | .044; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Mini Passenger Van 3-Door | .044; |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 2-Door | .044; |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 1988 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 2-Door | .044; |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Stripped Chassis | |
| 2005 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | .054; GAS |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | Tremor Extended Cab Pickup 4-Door | .054; Tremor, FLEX |
| 1987 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 2-Door | .044; |
| 2003 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | GS Wagon 4-Door | .044; VIN: U |
| 2001 | Ford | E-450 Econoline Super Duty Stripped | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Stripped Chassis | .054; GAS |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; VIN: U |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | Tremor Extended Cab Pickup 2-Door | .054; Tremor, FLEX |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Mini Passenger Van 4-Door | .044; |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Stripped Chassis | .054; |
| 2000 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Mini Passenger Van 3-Door | (Vulcan); .044; |
| 2001 | Ford | E-450 Econoline Super Duty Stripped | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Stripped Chassis | .054; |
| 2005 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | .044; CNG |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; XL, VIN: L |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus 4WD Mini Passenger Van 2-Door | .050; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .054; XLT, FLEX |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; XLT, VIN: W, GAS, Standard Cab Pickup |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; XLT |
| 2003 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 1998 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .044; |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SVG Sedan 4-Door | (Vulcan); .044; GAS, Valves: 12 |
| 1998 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | .044; SE, GAS |
| 1999 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Cartier Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1996 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Anniversary Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Premium Sedan 4-Door | .044; VIN: U |
| 1987 | Merkur | XR4Ti | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Base Hatchback 3-Door | Plug Type RS10PYC4 Gap .035 |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | .044; |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1989 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; LX |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1988 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | .044; |
| 1998 | Audi | A8 | 3.7L 3697CC V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1998 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .044; XL, GAS |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; |
| 1988 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | .044; |
| 1989 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | .044; L |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Cartier Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1990 | Mercedes-Benz | 300SE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1992 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | 4Matic Wagon 4-Door | .032; |
| 2000 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 1996 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SVT Cobra Convertible 2-Door | .054; 4 valves per Cyl; SVT Cobra |
| 2005 | Pontiac | Bonneville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | GXP Sedan 4-Door | .050; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | .044; |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Sport Utility 4-Door | .054; |
| 2004 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Sport XLT Sport Utility 2-Door | .054; Sport XLT |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Brougham Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .050; |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Sport Utility 4-Door | .050; XLT |
| 2004 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Harley-Davidson Edition Crew Cab Pickup 4-Door | .054; |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; FLEX |
| 2005 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; |
| 2004 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLS Sport Sport Utility 4-Door | .054; XLS Sport, GAS |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | XLS Sport Sport Utility 4-Door | .054; FLEX |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Sport Utility 4-Door | .054; XLT Sport, GAS |
| 1999 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Sport Utility 4-Door | .054; XL |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Sport Standard Cab Pickup 2-Door | .054; |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .044; |
| 2001 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, GAS |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, VIN: E |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .054; GAS |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .054; GAS |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | .044; VIN: L |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GLX Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XL Sport Utility 4-Door | .054; |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .050; |
| 1997 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | G Sedan 4-Door | .044; G |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Base Sedan 4-Door | .044; CNG |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | .054; XL |
| 2001 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GT Hatchback 3-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GT Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; Lariat |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | .054; |
| 2002 | Jaguar | S-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .050; |
| 1996 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .044; |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | S Sedan 4-Door | .054; GAS |
| 2003 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 2002 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2003 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .054; |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Limited Sport Utility 4-Door | .054; |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, GAS |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2000 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; XLT |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; XLT |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | .044; |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Sport Sport Utility 2-Door | .054; |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SE Wagon 4-Door | (Vulcan); .044; GAS, Valves: 12 |
| 1996 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Anniversary Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1993 | Mercedes-Benz | 300E | 2.8L 2799CC l6 GAS DOHC Naturally Aspirated | 2.8 Sedan 4-Door | .032; |
| 2001 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | LS Sedan 4-Door | .044; VIN: U |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Sport Sedan 4-Door | .044; |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | SVT Cobra Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2002 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Limousine 4-Door | .050; Base, VIN: Y |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; XLS, VIN: E, GAS |
| 2002 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | DHS Sedan 4-Door | .050; DHS |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 2004 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | |
| 2003 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | .054; GAS |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1988 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited, GAS |
| 1989 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; |
| 2005 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | .054; |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Cartier L Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1986 | Mercury | Sable | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | 2.3 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Ultimate L Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; FLEX |
| 2004 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; Lariat |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Harley-Davidson Edition Crew Cab Pickup 4-Door | .054; |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .044; CNG |
| 2001 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Jaguar | X-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | Base Wagon 4-Door | .050; |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 2002 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1992 | Mercedes-Benz | 300E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | 2.6 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Mini Passenger Van 2-Door | .044; |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Mini Passenger Van 2-Door | .044; |
| 1990 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | 4Matic Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1998 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | SE Comfort Wagon 4-Door | .044; SE Comfort, VIN: U, GAS |
| 1998 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1992 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | .044; VIN: U |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | STX Extended Cab Pickup 4-Door | .054; |
| 2004 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; XLT |
| 2005 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SE Wagon 4-Door | .044; FLEX, OHV |
| 2005 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .044; XLT |
| 2003 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 1989 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | .044; GL |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | |
| 2005 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | XLT Sport Sport Utility 4-Door | .054; |
| 1999 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1988 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | 2.6 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LS Hatchback 5-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | .054; Lariat, Standard Cab Pickup |
| 2000 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 3-Door | (Vulcan); .044; |
| 2000 | Ford | E-450 Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .044; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1988 | Mercedes-Benz | 260E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | .032; |
| 2003 | Mercury | Marauder | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1988 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Eddie Bauer Mini Passenger Van 2-Door | .044; |
| 2002 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | Base Sport Utility 4-Door | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; XL, VIN: L |
| 2003 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | SE Extended Cab Pickup 2-Door | .044; |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LX Sport Sedan 4-Door | .044; CNG |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .054; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Tremor Extended Cab Pickup 4-Door | .044; Tremor, GAS |
| 2004 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SES Sedan 4-Door | .044; FLEX |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; XLT |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT HD Extended Passenger Van 2-Door | .054; |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 3-Door | .044; |
| 1986 | Merkur | XR4Ti | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Base Sedan 3-Door | Plug Type RS10PYC4 Gap .035 |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2002 | Ford | E-550 Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 2004 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; |
| 2005 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SE Sedan 4-Door | .044; FLEX, OHV |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | STX Extended Cab Pickup 4-Door | .054; |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | .054; |
| 1998 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SX Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SE Comfort Sedan 4-Door | .044; FLEX |
| 2004 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | Base Sport Utility 4-Door | .054; |
| 1987 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | .044; |
| 2000 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | 3.0L Mini Passenger Van 3-Door | .044; |
| 2000 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | GTLM Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | .054; Lariat, GAS, Standard Cab Pickup |
| 1995 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 1988 | Merkur | XR4Ti | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Base Hatchback 3-Door | Plug Type RS10PYC4 Gap .035 |
| 1992 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | .032; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | SE Standard Cab Pickup 2-Door | .044; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 2004 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .050; Base, VIN: Y |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SVT Cobra Coupe 2-Door | .054; 4 valves per Cyl; SVT Cobra |
| 2004 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Limousine 4-Door | .050; Base, VIN: Y |
| 2000 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .054; |
| 1989 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | .032; |
| 2003 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2000 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 1992 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GLS Sedan 4-Door | .044; |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 1993 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 2-Door | .044; |
| 2005 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; |
| 1992 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | .054; |
| 1988 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | .032; |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | .054; |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | STX Crew Cab Pickup 4-Door | .054; |
| 2004 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | .044; CNG |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .044; CNG |
| 2005 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .054; |
| 2005 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Limited Edition Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | E-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2004 | Cadillac | Seville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SLS Sedan 4-Door | .050; SLS |
| 2004 | Lincoln | LS | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .054; |
| 2004 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; XLS |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Mini Passenger Van 2-Door | .044; |
| 1998 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2003 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; GAS |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1996 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .044; |
| 2002 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; Lariat |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | NBX Sport Utility 4-Door | .054; FLEX |
| 2004 | Ford | F-150 Heritage | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | .054; King Ranch |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cutaway Van 2-Door | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | S Sedan 4-Door | .054; GAS |
| 1998 | Ford | Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 2002 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 2000 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, VIN: 6 |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 2002 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | |
| 2004 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; XL |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL HD Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .054; GAS |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | .054; GAS |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .044; CNG |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .054; |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | L Hatchback 5-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2003 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, VIN: S |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | Postal Stripped Chassis | .054; FLEX |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2002 | Cadillac | Seville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SLS Sedan 4-Door | .050; |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | STX Extended Cab Pickup 3-Door | .054; |
| 2005 | Jaguar | X-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .050; |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; XLT |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | XLS Sport Sport Utility 4-Door | .054; FLEX |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SE Wagon 4-Door | .044; FLEX |
| 2003 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; XLS, VIN: E, GAS |
| 1994 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | .044; |
| 1997 | Ford | Thunderbird | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Coupe 2-Door | .054; |
| 1992 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; GL |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1996 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | LSC Sedan 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; Lariat |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1993 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; |
| 1998 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 3-Door | .044; |
| 1994 | Mercury | Cougar | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XR-7 Sedan 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1988 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 1995 | Mercury | Cougar | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XR-7 Sedan 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1986 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .044; |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; VIN: U |
| 1995 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus 4WD Extended Passenger Van 2-Door | .050; |
| 1987 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .054; GAS |
| 1999 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | .054; |
| 1998 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | .044; |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .044; CNG |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | SE Wagon 4-Door | (Vulcan); .044; GAS, Valves: 12 |
| 1990 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | .044; |
| 1993 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, VIN: S |
| 1997 | Mercury | Cougar | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XR-7 Sedan 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1993 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | 2.3 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1989 | Mercedes-Benz | 260E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | .032; |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .054; GAS |
| 2004 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | SE Extended Cab Pickup 4-Door | .054; |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1986 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | .044; |
| 1997 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Mini Passenger Van 2-Door | .044; |
| 2001 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | SE Extended Cab Pickup 4-Door | .054; |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | |
| 1997 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Extended Passenger Van 2-Door | .044; |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LX Sedan 4-Door | .044; CNG |
| 2001 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 2002 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Custom Extended Cab Pickup 2-Door | .044; |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 2-Door | .044; |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .050; |
| 2003 | Jaguar | X-Type | 2.5L 152Cu. In. V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | .044; GL, GAS |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature L Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SE Wagon 4-Door | .044; SE, GAS |
| 2005 | Jaguar | S-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | Sport Sedan 4-Door | .050; |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .044; |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 3-Door | .044; |
| 1995 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .044; |
| 2001 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1991 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | S Sedan 4-Door | .054; GAS |
| 1987 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; |
| 1999 | Audi | A8 | 3.7L 3697CC V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; XL, VIN: L |
| 1999 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | .054; |
| 1989 | Merkur | Scorpio | 2.9L 177Cu. In. V6 GAS OHV Naturally Aspirated | Base Hatchback 5-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 2004 | Jaguar | X-Type | 2.5L 152Cu. In. V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 1984 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1998 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .044; GAS |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Sport Standard Cab Pickup 2-Door | .044; |
| 2003 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | SE Extended Cab Pickup 4-Door | .044; |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Limousine 4-Door | .050; Base, VIN: Y |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | .054; |
| 2003 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; XLT |
| 1999 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | .054; |
| 2001 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Convertible 2-Door | .054; GT |
| 1999 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, VIN: 6 |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Cartier L Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | Luxury Sedan 4-Door | .054; |
| 1998 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Brougham Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Probe | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SE Hatchback 2-Door | .044; |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | .050; |
| 1999 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | |
| 2003 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; XLT |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Convertible 2-Door | .054; GT |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Custom Extended Cab Pickup 2-Door | .044; |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Probe | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SE Hatchback 2-Door | .044; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 1999 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1990 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | .044; L |
| 2000 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SEL Mini Passenger Van 4-Door | (Vulcan); .044; |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | GS Sedan 4-Door | .044; VIN: U |
| 1989 | Merkur | XR4Ti | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Base Hatchback 3-Door | Plug Type RS10PYC4 Gap .035 |
| 1985 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | 2.3 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; VIN: U |
| 1998 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | LS Premium Wagon 4-Door | .044; VIN: U |
| 1991 | Mercedes-Benz | 300TE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | 4Matic Wagon 4-Door | .032; |
| 1991 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | .044; GL |
| 1992 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | .044; LX |
| 2002 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1986 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1991 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; LX |
| 2004 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited |
| 2002 | Lincoln | Blackwood | 5.4L 330Cu. In. V8 GAS DOHC Naturally Aspirated | Base Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Hatchback 5-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1993 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; |
| 2004 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | .054; |
| 2002 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Postal Stripped Chassis | |
| 2005 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 1998 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .044; |
| 1996 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .054; GAS |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .044; VIN: L |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | |
| 1990 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | .044; |
| 2002 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 1998 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; Lariat |
| 2002 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | DS Extended Cab Pickup 4-Door | .054; |
| 2004 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | NBX Sport Utility 4-Door | .054; NBX, GAS |
| 1997 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; GL, GAS |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; |
| 1996 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Anniversary Sedan 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .044; CNG |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1988 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | 2.3 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1993 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | 2.6 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XL Sport Utility 2-Door | .054; |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | .044; CNG |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LX Sedan 4-Door | .044; CNG |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sedan 4-Door | .054; GAS |
| 1997 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | .054; |
| 1983 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Brougham Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 2001 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; |
| 2000 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Mini Passenger Van 2-Door | .044; |
| 1998 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1994 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LTS Sedan 4-Door | .044; |
| 2003 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 2-Door | .044; |
| 2004 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | LX Sedan 4-Door | .044; FLEX |
| 2002 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2002 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; XLT |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL HD Extended Passenger Van 2-Door | .054; |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; GAS |
| 2005 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | SE Comfort Sedan 4-Door | (Vulcan); .044; GAS, Valves: 12 |
| 1988 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Sport Sport Utility 2-Door | .054; |
| 1997 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .044; |
| 1988 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Mini Passenger Van 2-Door | .044; |
| 1996 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | .054; GAS |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .044; CNG |
| 1997 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | |
| 1997 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; Base, VIN: L |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | Excursion | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited, VIN: S |
| 2002 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | S Sedan 4-Door | .054; GAS |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | .054; |
| 2003 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .044; CNG |
| 1996 | Ford | F-150 | 4.9L 300Cu. In. l6 BI-FUEL OHV Naturally Aspirated | Special Standard Cab Pickup 2-Door | |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XL Sport Utility 4-Door | .050; XL, VIN: X |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Base Sedan 4-Door | .044; CNG |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | .054; GAS |
| 1999 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | |
| 1998 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .044; GAS |
| 2001 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SVT Cobra Coupe 2-Door | .054; SVT Cobra |
| 2003 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | SVT Cobra Coupe 2-Door | .054; SVT Cobra |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | .044; XL |
| 1999 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SEL Mini Passenger Van 4-Door | .044; |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1991 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; |
| 1992 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; |
| 1986 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | 2.3 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2003 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .050; Base, VIN: Y |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .054; XL, FLEX |
| 2003 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SE Comfort Wagon 4-Door | .044; FLEX |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LS Hatchback 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | GS Sedan 4-Door | .044; VIN: U |
| 1997 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | .044; VIN: U |
| 1993 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 2-Door | .044; |
| 2001 | Ford | E-450 Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Sport Hatchback 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | G Sedan 4-Door | .044; VIN: U |
| 1989 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | .044; |
| 1994 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | LS Wagon 4-Door | .044; VIN: U |
| 2002 | Cadillac | Eldorado | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | ESC Coupe 2-Door | .050; |
| 2000 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Convertible 2-Door | .054; Valves: 16 |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 2-Door | .054; |
| 2004 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; Limited |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT HD Standard Passenger Van 2-Door | .054; |
| 2005 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; |
| 2005 | Mercury | Mariner | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | Premier Sport Utility 4-Door | .054; |
| 2005 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 2005 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | STX Standard Cab Pickup 2-Door | .054; |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | GT Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | Appearance Sedan 4-Door | .054; |
| 2004 | Ford | F-150 Heritage | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 2004 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; XLT |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT E4WD Extended Passenger Van 2-Door | .050; |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Mini Passenger Van 2-Door | .044; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Pontiac | Firebird | 3.8L 3800CC 231Cu. In. V6 GAS OHV Turbocharged | Trans Am GTA SE Coupe 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .044; |
| 2000 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2003 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1997 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Sport Mini Passenger Van 2-Door | .044; |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Base Sedan 4-Door | .044; CNG |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Jaguar | X-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .050; |
| 1995 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Sport Mini Passenger Van 2-Door | .044; |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LWB Sedan 4-Door | .054; GAS |
| 1997 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2002 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Plus Mini Passenger Van 2-Door | .044; |
| 1998 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 1996 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Mini Passenger Van 2-Door | .044; |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | S Sedan 4-Door | .054; GAS |
| 1996 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sedan 4-Door | .054; GAS |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | .054; |
| 2002 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | .054; |
| 2000 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | .054; |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .044; CNG |
| 2001 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LX Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .044; |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sedan 4-Door | .054; GAS |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; XL, VIN: L |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; XL, VIN: L |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; XLT |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; XLT |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | S Standard Cab Pickup 2-Door | .044; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Sport Standard Cab Pickup 2-Door | .044; |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 2000 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 2002 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 1999 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 2-Door | .054; |
| 1992 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | .044; |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; XLT |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1999 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 2000 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | .054; |
| 1991 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 2-Door | .044; |
| 1994 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | .044; LX |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT E4WD Mini Passenger Van 2-Door | .050; |
| 2000 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; |
| 2003 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; XLT |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .054 |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | GS Sedan 4-Door | .044; VIN: U |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; XL, VIN: L |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; Lariat |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL HD Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | .054; XL, VIN: L |
| 2000 | Ford | E-450 Econoline Super Duty Stripped | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Stripped Chassis | .054; |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; XL, FLEX |
| 2000 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | .044; XLT |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | SE Comfort Wagon 4-Door | (Vulcan); .044; GAS, Valves: 12 |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Extended Passenger Van 2-Door | .044; |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 2-Door | .044; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .044; XLT, GAS |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .050; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; XL, FLEX |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .054; XL, FLEX |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .050; Eddie Bauer |
| 2005 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; GAS |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | Premier Sport Utility 4-Door | .054; |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .044; XL, GAS |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | .054; |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; VIN: U |
| 1987 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Mini Cargo Van 2-Door | .044; |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2003 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | DHS Sedan 4-Door | .050; DHS, VIN: Y |
| 2004 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 2004 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, GAS |
| 2005 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; |
| 1998 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1989 | Mercedes-Benz | 300SEL | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2000 | Audi | A6 Quattro | 4.2L 4172CC V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .032; |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | .044; XL, GAS |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Cartier Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 1996 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1995 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 2004 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SE Sedan 4-Door | .044; FLEX |
| 2004 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | .054; |
| 1999 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | .054; |
| 1994 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | SE Standard Cab Pickup 2-Door | .044; |
| 1996 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | Base Extended Cab Pickup 2-Door | .044; |
| 2004 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | STX Standard Cab Pickup 2-Door | .054; |
| 2004 | Ford | E-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2005 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, VIN: W, GAS |
| 2005 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, GAS |
| 2005 | Ford | Explorer Sport Trac | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Adrenalin Sport Utility 4-Door | .054; GAS |
| 2001 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | .054; |
| 2002 | Ford | F-250 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SES Sedan 4-Door | (Vulcan); .044; GAS, Valves: 12 |
| 2003 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SES Sedan 4-Door | .044; FLEX |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | SEL Sedan 4-Door | (Vulcan); .044; GAS, Valves: 12 |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | .044; |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XL Sport Utility 2-Door | .050; XL, VIN: X |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1987 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; |
| 1992 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; |
| 1986 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | G Sedan 4-Door | .044; VIN: U |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XL Sport Utility 4-Door | .050; XL, VIN: X |
| 2000 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Limited Sport Utility 4-Door | |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SE Comfort Sedan 4-Door | (Vulcan); .044; GAS, Valves: 12 |
| 1987 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1990 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Turbocharged | STE Sedan 4-Door | Gap 0.045" |
| 1997 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Limited Sport Utility 4-Door | .050; Limited |
| 2000 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | (Vulcan); .044; GAS, Valves: 12 |
| 1987 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | .044; |
| 1998 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | .054; |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 4.2L 256Cu. In. V6 GAS OHV Naturally Aspirated | XLT Crew Cab Pickup 4-Door | |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 2-Door | .054; XLT |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; |
| 2002 | Ford | F-550 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Stripped Chassis | .054; |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Stripped Chassis | .054; XL, FLEX |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; Lariat |
| 2004 | Ford | F-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 2-Door | .054; Lariat |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Stripped Chassis | .044; XLT |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-450 Econoline Super Duty Stripped | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Stripped Chassis | .054; GAS |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | .054; Extended Cab Pickup |
| 2004 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | .054; |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | .054; Extended Cab Pickup |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Cab & Chassis 4-Door | .054; XLT |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Lariat Cab & Chassis 4-Door | .054; |
| 2002 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Stripped Chassis | .044; XL, GAS |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | .054; GAS, Extended Cab Pickup |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Stripped Chassis | .044; XL |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-450 Econoline Super Duty Stripped | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Stripped Chassis | .054; GAS |
| 2002 | Ford | E-450 Econoline Super Duty Stripped | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Stripped Chassis | .054; |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Stripped Chassis | .044; XL |
| 2003 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Stripped Chassis | .044; XLT |
| 2004 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | .054; |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Cab & Chassis 4-Door | .054; |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2004 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; XLT, FLEX |
| 2005 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 4-Door | .054; |
| 2002 | Ford | Escape | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | XLS Sport Utility 4-Door | .054; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 2-Door | .044; |
| 1986 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | MT5 Sedan 4-Door | .044; |
| 2003 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 2000 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | S Sedan 4-Door | .054; GAS |
| 1999 | Ford | Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 2003 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1986 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Mini Passenger Van 2-Door | .044; |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LWB Sedan 4-Door | .054; GAS |
| 1997 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, VIN: W, GAS |
| 1997 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Cartier Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Jaguar | X-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | Premium Sedan 4-Door | .050; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 2003 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer, VIN: W, GAS |
| 1988 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | .044; |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1996 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | .044; |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL HD Extended Passenger Van 2-Door | .054; |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 2-Door | .054; |
| 2005 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SEL Sedan 4-Door | .044; FLEX, OHV |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | .054; GAS |
| 2005 | Ford | Explorer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, VIN: W, GAS |
| 1998 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Cartier Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Cadillac | Seville | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | STS Sedan 4-Door | .050; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL HD Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | .054; |
| 1984 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Brougham Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | .054; GAS |
| 2001 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | .044; CNG |
| 1999 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1997 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | .044; |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | .054; XL, VIN: W, GAS, Standard Cab Pickup |
| 2005 | Ford | E-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 1999 | Ford | Ranger | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | .044; FLEX |
| 2005 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1990 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; GL |
| 1989 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; LX |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1996 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1992 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XR5 Sedan 2-Door | .044; |
| 1995 | Mazda | B3000 | 3.0L 2983CC V6 GAS OHV Naturally Aspirated | Base Extended Cab Pickup 2-Door | .044; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT HD Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | .044; |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Mini Passenger Van 2-Door | .044; |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Mini Passenger Van 2-Door | .044; |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Mini Passenger Van 2-Door | .044; |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Mini Passenger Van 2-Door | .050; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | |
| 1994 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 1987 | Mercedes-Benz | 190E | 2.6L 2599CC l6 GAS SOHC Naturally Aspirated | 2.6 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | .054; |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Ultimate Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1999 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Coupe 2-Door | .054; GT |
| 2000 | Ford | Windstar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SE Mini Passenger Van 4-Door | (Vulcan); .044; |
| 1996 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | L Hatchback 3-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; VIN: U |
| 2005 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 2003 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-450 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; |
| 1988 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .044; |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .044; |
| 1997 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Passenger Van 2-Door | .044; |
| 2003 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 2000 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | .054; |
| 1992 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | .044; L |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Hatchback 5-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Plus Mini Passenger Van 2-Door | .044; |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .044; |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LX Sedan 4-Door | .044; CNG |
| 1991 | Mercedes-Benz | 300SEL | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | S Sedan 4-Door | .044; CNG |
| 1996 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Spinnaker Edition Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 2-Door | .054; |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GSL Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SE Comfort Sedan 4-Door | .044; SE Comfort, VIN: U, GAS |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | |
| 1997 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | |
| 1998 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | .054; Base, GAS, Standard Cab Pickup |
| 2003 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | LX Sedan 4-Door | .044; FLEX |
| 1999 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SVT Cobra Coupe 2-Door | .054; 4 valves per Cyl; SVT Cobra |
| 1990 | Ford | Probe | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Hatchback 2-Door | .044; |
| 1996 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | .044; GL, GAS |
| 1990 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | .044; L |
| 1999 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; Base, VIN: W |
| 2001 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1999 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GS Hatchback 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1989 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; |
| 2002 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | DTS Sedan 4-Door | .050; DTS |
| 2003 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | .054; XLT, VIN: W |
| 1996 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; GL, GAS |
| 1997 | Ford | Aerostar | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Extended Passenger Van 2-Door | .050; |
| 1999 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sedan 4-Door | .054; GAS |
| 1998 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1990 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | .044; |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 1994 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | .044; |
| 2001 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | .054; |
| 2000 | Audi | A8 Quattro | 4.2L 4172CC V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | .032; Engine: AKB |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Ranger | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | .050; |
| 2004 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1992 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | .044; GL |
| 2002 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 1997 | Ford | F-250 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Crew Cab Pickup 4-Door | |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | .054; |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | MT5 Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | .044; |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1990 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | .044; GL |
| 1990 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | .044; LX |
| 1992 | Ford | Tempo | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GLS Sedan 2-Door | .044; |
| 1993 | Mercury | Topaz | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | .044; |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1988 | Mercedes-Benz | 300CE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Coupe 2-Door | .032; |
| 2001 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; |
| 2004 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SEL Sedan 4-Door | .044; FLEX |
| 2002 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer |
| 2004 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SEL Wagon 4-Door | .044; FLEX |
| 1987 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .044; |
| 1996 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 2-Door | .044; |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Ford | E-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .044; CNG |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Mercury | Mountaineer | 4.0L 245Cu. In. V6 FLEX SOHC Naturally Aspirated | Base Sport Utility 4-Door | .054; |
| 2004 | Ford | E-150 Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 2004 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 2000 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; |
| 2001 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | |
| 2002 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Coupe 2-Door | .054; GT |
| 1986 | Ford | Taurus | 2.5L 153Cu. In. l4 GAS OHV Naturally Aspirated | L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | SVT Cobra Convertible 2-Door | .054; 4 valves per Cyl; SVT Cobra |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Luxury Hatchback 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Coupe 2-Door | .054; GT, VIN: X |
| 1998 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Expedition | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; Eddie Bauer |
| 1994 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | .044; GL, GAS |
| 1999 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | Sport Sport Utility 2-Door | .054; Sport, VIN: E |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .054; |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | F-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1985 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | S Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .044; CNG |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT HD Standard Passenger Van 2-Door | .054; |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .044; CNG |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | .054; |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | .044; CNG |
| 2005 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | .054; |
| 2005 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; GAS |
| 2005 | Jaguar | X-Type | 3.0L 183Cu. In. V6 GAS DOHC Naturally Aspirated | Vanden Plas Sedan 4-Door | .050; |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | Taurus | 3.0L 182Cu. In. V6 FLEX OHV Naturally Aspirated | SEL Wagon 4-Door | .044; FLEX, OHV |
| 1996 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | S Sedan 4-Door | .054; GAS |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .054; GAS |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LWB Sedan 4-Door | .044; CNG |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | .054; GAS |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Base Sedan 4-Door | .044; CNG |
| 1999 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; Base, VIN: L |
| 2001 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | .054; |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | .054; |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .044; CNG |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LX Sedan 4-Door | .044; CNG |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | SE Extended Cab Pickup 4-Door | .054; |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | .054; |
| 2000 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | .054; |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | HO Hatchback 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | .054; |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | .054; |
| 2001 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | .054; |
| 1996 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Sport Mini Passenger Van 2-Door | .044; |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | S Sedan 4-Door | .044; CNG |
| 2001 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 2001 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Pontiac | Firebird | 3.8L 3800CC 231Cu. In. V6 GAS OHV Turbocharged | Trans Am Coupe 2-Door | Plug Type RS10PYC4 Gap .035 |
| 2000 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | .054; XL |
| 2003 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | .054; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | Eddie Bauer Mini Passenger Van 2-Door | .044; |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | .054; |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | E-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cutaway Van 2-Door | .054; GAS |
| 2000 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Coupe 2-Door | .054; Valves: 16 |
| 2005 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | DHS Sedan 4-Door | .050; |
| 2003 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Convertible 2-Door | .054; GT |
| 1993 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | .044; GL, GAS |
| 1987 | Mercedes-Benz | 190E | 2.3L 2299CC l4 GAS SOHC Naturally Aspirated | 2.3 Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1990 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2002 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Cab & Chassis 4-Door | .050; Base, VIN: Y |
| 2004 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sedan 4-Door | .054; GAS |
| 2005 | Ford | E-150 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 2002 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Cartier Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | |
| 1998 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mazda | B4000 | 4.0L 4016CC V6 GAS OHV Naturally Aspirated | Base Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | F-250 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | .054; |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL HD Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1990 | Mercedes-Benz | 300SEL | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2005 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .044; CNG |
| 1998 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | SE Comfort Wagon 4-Door | .044; SE Comfort, VIN: U, GAS |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | S Sedan 4-Door | .044; CNG |
| 1997 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | S Sedan 4-Door | .044; CNG |
| 2002 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Standard Passenger Van 2-Door | .054; |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .054; GAS |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | S Sedan 4-Door | .044; CNG |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | Excursion | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | .054; |
| 1996 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Extended Passenger Van 2-Door | .044; |
| 2001 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 2002 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | .054; |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 3-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Limited Sport Utility 4-Door | |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Plus Mini Passenger Van 2-Door | .044; |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | F-150 | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | |
| 1998 | Ford | Econoline Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Custom Cutaway Van 2-Door | .054; |
| 1998 | Ford | E-150 Econoline | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 2-Door | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GLX Hatchback 5-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1990 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Mini Passenger Van 2-Door | .044; |
| 1992 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Plus Mini Passenger Van 2-Door | .044; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Extended Passenger Van 2-Door | .054; |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | .054; |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LX Sedan 4-Door | .054; GAS |
| 1998 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .044; CNG |
| 1998 | Ford | E-150 Econoline Club Wagon | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 2002 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GLX Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Sport Mini Passenger Van 2-Door | .044; |
| 2001 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Base Sedan 4-Door | .044; CNG |
| 1998 | Ford | E-150 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .044; VIN: L |
| 2002 | Ford | E-150 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | .054; |
| 2001 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | .054; |
| 1999 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | .054; |
| 1999 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GLX Hatchback 3-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1987 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | .044; |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 5-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1996 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS DOHC Naturally Aspirated | LS Sedan 4-Door | .044; VIN: U |
| 1993 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XL Sport Mini Passenger Van 2-Door | .044; |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Police Interceptor Sedan 4-Door | .044; CNG |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1984 | Ford | LTD | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1992 | Ford | Taurus | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | .044; L |
| 1992 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; |
| 2002 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | |
| 2003 | Cadillac | DeVille | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Cab & Chassis 4-Door | .050; Base, VIN: Y |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Ranger | 4.0L 245Cu. In. V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | .054; |
| 2002 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | Base Sedan 4-Door | .044; CNG |
| 2003 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LX Sedan 4-Door | .044; CNG |
| 2003 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1986 | Mercury | Sable | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | .044; |
| 2000 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2002 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1998 | Ford | E-350 Econoline Club Wagon | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | .054; |
| 2002 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | |
| 1996 | Ford | Aerostar | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | XLT Extended Passenger Van 2-Door | .044; |
| 2002 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Sport Sport Utility 2-Door | |
| 2003 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Coupe 2-Door | .054; GT |
| 1999 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | .054; GAS |
| 1991 | Ford | Probe | 3.0L 182Cu. In. V6 GAS OHV Naturally Aspirated | LX Hatchback 2-Door | .044; |
| 1998 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2001 | Ford | E-350 Super Duty | 6.8L 415Cu. In. V10 GAS SOHC Naturally Aspirated | Base Stripped Chassis | .054; |
| 2000 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 LPG SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1988 | Mercedes-Benz | 300SE | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 2001 | Mazda | B4000 | 4.0L 4016CC V6 GAS SOHC Naturally Aspirated | DS Extended Cab Pickup 4-Door | .054; |
| 1999 | Ford | Ranger | ELECTRIC | EV Standard Cab Pickup 2-Door | .054; |
| 2000 | Ford | Ranger | ELECTRIC | EV Standard Cab Pickup 2-Door | .054; |
| 1998 | Ford | Ranger | ELECTRIC | EV Standard Cab Pickup 2-Door | .054; |
| 1998 | Ford | Explorer | 4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated | Sport Sport Utility 4-Door | .054; |
| 1975 | Chevrolet | Vega | 2.0L 122Cu. In. l4 GAS DOHC Naturally Aspirated | Cosworth Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Sedan 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Ghia Hatchback 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Ghia Sedan 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Base Sedan 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Ghia Hatchback 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1979 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Ghia Sedan 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1980 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1980 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Sedan 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1980 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Ghia Hatchback 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1980 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Ghia Sedan 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1980 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Ghia Hatchback 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1980 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Ghia Sedan 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1980 | Volvo | 264 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .028 |
| 1980 | Volvo | 264 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | GLE Sedan 4-Door | Plug Type RS10PYC4 Gap .028 |
| 1981 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS Naturally Aspirated | Base Sedan 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1981 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS Turbocharged | Base Sedan 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1981 | Volvo | 264 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | GLE Sedan 4-Door | Plug Type RS10PYC4 Gap .028 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GL Hatchback 2-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GL Hatchback 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GLX Hatchback 2-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GLX Hatchback 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GT Hatchback 2-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | L Hatchback 2-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Ford | Escort | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | L Hatchback 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 3-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 3-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GL Hatchback 2-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Hatchback 3-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GL Hatchback 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GS Hatchback 2-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GS Hatchback 3-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GS Hatchback 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | L Hatchback 2-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | L Hatchback 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | L Hatchback 5-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | LS Hatchback 2-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | LS Hatchback 4-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | RS Hatchback 2-Door | Plug Type RS10PYC4 TAPERED SEAT HEADS Gap .044 |
| 1982 | Volvo | 264 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | GLE Sedan 4-Door | Plug Type RS10PYC4 Gap .028 |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GT Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | HO Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | EXP | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Luxury Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Brougham Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | GL Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | GL Sedan 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | GLX Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | GLX Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | GLX Sedan 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | L Sedan 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | GL Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | GL Sedan 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | GLX Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | GLX Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | GLX Sedan 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | L Sedan 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | Turbo GT Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Grand Sport Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | RS Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | RS Hatchback 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | LN7 | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Sport Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GL Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GS Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | GS Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | LS Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | LS Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | LTS Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Lynx | 1.6L 1598CC 98Cu. In. L4 GAS SOHC Naturally Aspirated | RS Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Brougham Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1983 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Brougham Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GT Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LX Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Turbocharged | GT Turbo Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1984 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Brougham Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | L Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | L Coupe 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | L Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | LX Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | LX Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | LX Sedan 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | GT Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | GT Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | GT-350 20th Anniversary Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | GT-350 20th Anniversary Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | L Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | L Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | SVO Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Mercury | Cougar | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | XR-7 Sedan 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Brougham Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1984 | Mercury | Marquis | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Brougham Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | GT Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | L Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | L Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LX Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | Escort | 1.6L 1598CC 98Cu. In. l4 GAS SOHC Turbocharged | GT Turbo Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1985 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | LTD | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | Brougham Sedan 4-Door | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | LX Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | LX Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | LX Sedan 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1985 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | SVO Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1985 | Mercury | Cougar | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | XR-7 Sedan 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1986 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | LX Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1986 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | LX Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1986 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Naturally Aspirated | LX Sedan 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1986 | Ford | Mustang | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | SVO Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1986 | Mercury | Cougar | 2.3L 140Cu. In. l4 GAS SOHC Turbocharged | XR-7 Sedan 2-Door | Plug Type RS10PYC4 Gap .034 |
| 1987 | Merkur | XR4Ti | 2.3L 140Cu. In. L4 GAS SOHC Turbocharged | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1987 | Volvo | 780 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .028 |
| 1988 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | DL Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 1988 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | DL Wagon 4-Door | Plug Type RS10PYC4 Gap .040 |
| 1988 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 1988 | Merkur | Scorpio | 2.9L 177Cu. In. V6 GAS OHV Naturally Aspirated | Base Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Merkur | XR4Ti | 2.3L 140Cu. In. L4 GAS SOHC Turbocharged | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1988 | Volvo | 780 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .028 |
| 1989 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | DL Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 1989 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | DL Wagon 4-Door | Plug Type RS10PYC4 Gap .040 |
| 1989 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 1989 | Eagle | Medallion | 2.2L 2163CC 132Cu. In. l4 GAS SOHC Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .040 |
| 1989 | Merkur | Scorpio | 2.9L 177Cu. In. V6 GAS OHV Naturally Aspirated | Base Hatchback 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Merkur | XR4Ti | 2.3L 140Cu. In. L4 GAS SOHC Turbocharged | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1989 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1989 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Coupe 2-Door | Gap 0.045" |
| 1989 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.045" |
| 1989 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Turbocharged | SE Coupe 2-Door | Gap 0.045" |
| 1989 | Volvo | 780 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .028 |
| 1990 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Coupe 2-Door | Gap 0.045" |
| 1990 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Sedan 4-Door | Gap 0.045" |
| 1990 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.045" |
| 1990 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | STE Sedan 4-Door | Gap 0.045" |
| 1990 | Volvo | 780 | 2.8L 2849CC V6 GAS SOHC Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .028 |
| 1992 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | 4Matic Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1992 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Jaguar | XJRS | 6.0L 5994CC V12 GAS SOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1993 | Jaguar | XJRS | 6.0L 5994CC V12 GAS SOHC Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .035 |
| 1993 | Mercedes-Benz | 300E | 3.0L 2962CC l6 GAS SOHC Naturally Aspirated | 4Matic Sedan 4-Door | Plug Type RS10PYC4 Gap .032 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Sport Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Sport Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Mini Passenger Van 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1995 | Mercury | Grand Marquis | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | G Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Mini Passenger Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Lincoln | Mark VIII | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 1996 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | G Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Extended Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | E-350 Econoline Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Chateau Standard Passenger Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Plus Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | G Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Mini Passenger Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Lincoln | Continental | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Spinnaker Edition Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1997 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1998 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Splash Extended Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Splash Extended Cab Pickup 4-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | Splash Standard Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Comfort Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Comfort Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | 3.0L Mini Passenger Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Mini Passenger Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Premium Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Premium Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Cutaway Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | E-250 Econoline | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Eddie Bauer Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Lightning Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 1999 | Ford | F-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lobo Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1999 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1999 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1999 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1999 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1999 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1999 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | 3.0L Mini Passenger Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Mini Passenger Van 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SEL Mini Passenger Van 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Panoz | AIV Roadster | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Cutaway 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Stripped Chassis - Incomplete | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Cutaway 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Stripped Chassis - Incomplete | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Base Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Lightning Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2000 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2000 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2000 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2000 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2000 | Ford | Ranger | 2.5L 153Cu. In. l4 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Comfort Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Comfort Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SEL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SES Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SVG Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 3-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Mini Passenger Van 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Windstar | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SEL Mini Passenger Van 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Lincoln | Navigator | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 OE Type |
| 2000 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Cartier Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2000 | Panoz | AIV Roadster | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2001 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Cutaway 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Stripped Chassis - Incomplete | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Cutaway 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Stripped Chassis - Incomplete | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Harley-Davidson Edition Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Lightning Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 2.5L 153Cu. In. L4 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 2 PLUGS/CYLINDER Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SES Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | DX Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2001 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | ES Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2001 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | LX Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2001 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2002 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Cutaway 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Stripped Chassis - Incomplete | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Cutaway 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | E-450 Econoline Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Stripped Chassis - Incomplete | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Harley-Davidson Edition Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Lightning Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SES Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2002 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | DX Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2002 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | ES Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2002 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | LX Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2002 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2003 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-350 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Cab & Chassis 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Cutaway 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Base Stripped Chassis - Incomplete | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Cutaway 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Custom Stripped Chassis - Incomplete | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Cutaway 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | E-450 Super Duty | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Custom Stripped Chassis - Incomplete | Plug Type RS10PYC4 Gap .044 OE Type |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 BI-FUEL SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | King Ranch Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 CNG SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Lariat Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Harley-Davidson Edition Crew Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | F-150 | 5.4L 330Cu. In. V8 GAS SOHC Supercharged | Lightning Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Comfort Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Comfort Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SEL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SEL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SES Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | DX Sedan 4-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2003 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | EX Coupe 2-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2003 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | EX Sedan 4-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2003 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | LX Coupe 2-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2003 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2003 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2003 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | DX Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2003 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | ES Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2003 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | LX Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2003 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Aston Martin | DB7 | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | GT Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2004 | Aston Martin | DB7 | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Vantage Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2004 | Aston Martin | DB7 | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Vantage Volante Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2004 | Cadillac | SRX | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2004 | Cadillac | SRX | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Lujo Sport Utility 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2004 | Cadillac | XLR | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2004 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Extended Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-250 | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | Base Standard Cargo Van 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | E-350 Club Wagon | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XL Standard Passenger Van 3-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2004 | Ford | Expedition | 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated | XLS Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Base Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Equipado Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Mustang | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | GT Equipado Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Tremor Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Tremor Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SES Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | DX Sedan 4-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2004 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | EX Coupe 2-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2004 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | EX Sedan 4-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2004 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | LX Coupe 2-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2004 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2004 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Protection Series Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Cadillac | SRX | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2005 | Cadillac | SRX | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Lujo Sport Utility 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2005 | Cadillac | STS | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2005 | Cadillac | STS | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Elegance Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2005 | Cadillac | XLR | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 CNG SOHC Naturally Aspirated | LWB Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Crown Victoria | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | LWB Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Edge Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SEL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SEL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | DX Sedan 4-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2005 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | EX Coupe 2-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2005 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | EX Sedan 4-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2005 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | LX Coupe 2-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2005 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2005 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | SE Coupe 2-Door | Gap 0.050 Calif. DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2005 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Luxury Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | Aviator | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Premier Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Protection Series Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Mazda | Tribute | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | i Sport Utility 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2005 | Mercury | Mariner | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2005 | Mercury | Mountaineer | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Convenience Sport Utility 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | GT Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | GTLM Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Buick | Lucerne | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | CXL Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2006 | Buick | Lucerne | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | CXS Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2006 | Cadillac | SRX | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2006 | Cadillac | SRX | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Lujo Sport Utility 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2006 | Cadillac | STS | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2006 | Cadillac | XLR | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2006 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2006 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Designer Series Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive L Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Protection Series Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Designer Series Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Protection Series Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2006 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Mazda | Tribute | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | i Sport Utility 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2006 | Mercury | Mariner | 2.3L 140Cu. In. l4 ELECTRIC/GAS DOHC Naturally Aspirated | Hybrid Sport Utility 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2006 | Mercury | Mariner | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | Convenience Sport Utility 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2006 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2006 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Supercharged | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | EX Coupe 2-Door | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | EX Sedan 4-Door | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | EX-L Coupe 2-Door | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | EX-L Sedan 4-Door | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | LX Coupe 2-Door | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | LX SE Coupe 2-Door | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | LX SE Sedan 4-Door | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | LX Sedan 4-Door | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Special Edition Sedan 4-Door | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Accord | 2.4L 2354CC 144Cu. In. l4 GAS DOHC Naturally Aspirated | Value Package Sedan 4-Door | Gap 0.050 SULEV DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Sport Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Designer Series Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive L Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Designer Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Designer Series Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2007 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Mercury | Mariner | 2.3L 140Cu. In. l4 ELECTRIC/GAS DOHC Naturally Aspirated | Hybrid Sport Utility 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2007 | Mercury | Mariner | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | Convenience Sport Utility 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2007 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2007 | Panoz | Esperante | 4.6L 281Cu. In. V8 GAS DOHC Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2008 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | 427 Limited Edition Z06 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2008 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | 427 Limited Edition Z06 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2008 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2008 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2008 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2008 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2008 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | DX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2008 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | LX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2008 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Sport Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive L Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2008 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2008 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2008 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | DS Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .054 |
| 2008 | Mazda | Tribute | 2.3L 140Cu. In. l4 ELECTRIC/GAS DOHC Naturally Aspirated | Hybrid Sport Utility 4-Door | Plug Type RS10PYC4 Gap .050 OE Type |
| 2008 | Mazda | Tribute | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | i Sport Utility 4-Door | Plug Type RS10PYC4 Gap .050 OE Type |
| 2008 | Mercury | Mariner | 2.3L 140Cu. In. l4 ELECTRIC/GAS DOHC Naturally Aspirated | Hybrid Sport Utility 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2008 | Mercury | Mariner | 2.3L 140Cu. In. l4 GAS DOHC Naturally Aspirated | Base Sport Utility 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2009 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | ZR1 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | ZR1 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2009 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2009 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2009 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | DX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2009 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | EX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2009 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | LX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2009 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Sport Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Hearse 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive L Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Hearse 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2009 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Aston Martin | DBS | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .050 |
| 2010 | Aston Martin | DBS | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Volante Convertible 2-Door | Plug Type RS10PYC4 Gap .050 |
| 2010 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Grand Sport Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Grand Sport Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Grand Sport Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | ZR1 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | ZR1 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2010 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2010 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2010 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | DX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2010 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | LX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2010 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Sport Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Hearse 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive L Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2010 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2011 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Wagon 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Grand Sport Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Grand Sport Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Grand Sport Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | ZR1 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | ZR1 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Carbon Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Carbon Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2011 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2011 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | DX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2011 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | LX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2011 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Sport Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2011 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive L Limousine 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2011 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2011 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Executive Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2011 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2011 | Lincoln | Town Car | 4.6L 281Cu. In. V8 FLEX SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2011 | Lincoln | Town Car | 4.6L 281Cu. In. V8 GAS SOHC Naturally Aspirated | Signature Limited Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Luxury Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Luxury Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Black Diamond Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Black Diamond Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Wagon 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Grand Sport Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Grand Sport Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Grand Sport Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | ZR1 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | ZR1 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2012 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2012 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | DX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2012 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | DX-A Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2012 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | LX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2012 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Sport Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Luxury Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Premium Black Diamond Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Premium Black Diamond Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Wagon 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Base Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Grand Sport Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Grand Sport Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | Grand Sport Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | ZR1 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | ZR1 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | 427 Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Shelby Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 2013 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Shelby Coupe 2-Door | Plug Type RS10PYC4 Gap .035 |
| 2013 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Shelby GT500 Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 2013 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Shelby GT500 Coupe 2-Door | Plug Type RS10PYC4 Gap .035 |
| 2013 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Base Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2013 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | DX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2013 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | LX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2013 | Honda | Fit | 1.5L 1497CC l4 GAS SOHC Naturally Aspirated | Sport Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2014 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | Luxury Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2014 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2014 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Premium Black Diamond Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2014 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2014 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Wagon 4-Door | Plug Type RS10PYC4 Gap .040 |
| 2014 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Shelby Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 2014 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Shelby Coupe 2-Door | Plug Type RS10PYC4 Gap .035 |
| 2014 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Shelby GT500 Convertible 2-Door | Plug Type RS10PYC4 Gap .035 |
| 2014 | Ford | Mustang | 5.8L 5812CC 355Cu. In. V8 GAS DOHC Supercharged | Shelby GT500 Coupe 2-Door | Plug Type RS10PYC4 Gap .035 |
| 2015 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 1980 | International | Cargostar | 7.3L 446Cu. In. V8 GAS Naturally Aspirated | CO1810B | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | Cargostar | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | CO1810B | Plug Type RS10PYC4 Gap .035 |
| 2007 | Chevrolet | Corvette | 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated | Z06 Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 1980 | International | Cargostar | 7.3L 446Cu. In. V8 GAS Naturally Aspirated | COF1810B | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | Cargostar | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | CO1710B | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | Cargostar | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | COF1810B | Plug Type RS10PYC4 Gap .035 |
| 2013 | Aston Martin | Rapide | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 1980 | International | S1723 | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1724 | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1823 | 7.3L 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1823 | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1824 | 7.3L 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1824 | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1924 | 7.3L 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1924 | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1925 | 7.3L 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | S1925 | 6.6L 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 2014 | Aston Martin | Rapide | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | S Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 1979 | International | 1724 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1724 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1824 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1824 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1924 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1924 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1925 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | 1925 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | F1924 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1979 | International | F1924 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1724 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1824 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1824 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1924 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1924 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1925 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | 1925 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | F1924 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1980 | International | F1924 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1724 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1824 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1824 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1924 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1924 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1925 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | 1925 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | F1924 | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1981 | International | F1924 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1982 | International | 1724 | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1982 | International | 1924 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1982 | International | 1924 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1982 | International | 1925 S | 7.3L 7310CC 446Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 1982 | International | 1925 S | 6.6L 6622CC 404Cu. In. V8 GAS Naturally Aspirated | Base | Plug Type RS10PYC4 Gap .035 |
| 2015 | Aston Martin | Rapide | 6.0L 5935CC V12 GAS DOHC Naturally Aspirated | S Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Stripped Chassis | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SX Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Troy Lee Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | DS Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | DS Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | DS Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | DS Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Base Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | DS Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | DS Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Mazda | B3000 | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XL Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | XLT Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Edge Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Tremor Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Ranger | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | Tremor Extended Cab Pickup 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2010 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | EX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2011 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | EX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2012 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | EX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2013 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | EX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 1999 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1999 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SVG Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1996 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1997 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Comfort Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Comfort Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2007 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | EX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2007 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | LX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2008 | Honda | Fit | 1.5L 1497CC L4 GAS SOHC Naturally Aspirated | EX Hatchback 4-Door | Gap 0.050 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | LT Coupe 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | LT Convertible 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2013 | Chevrolet | Corvette | 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated | LT Hatchback 2-Door | Plug Type RS10PYC4 Gap .040 |
| 2004 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | LX Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2004 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | ES Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2004 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | DX Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Splash Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Splash Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XL Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1995 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LTS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Comfort Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Comfort Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2000 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SES Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2001 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SES Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SES Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Comfort Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Comfort Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SES Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Custom Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | S Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Custom Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | S Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Standard Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2010 | Mazda | Tribute | 3.0L 2954CC V6 FLEX DOHC Naturally Aspirated | S Sport Utility 4-Door | Plug Type RS10PYC4 Gap .047 |
| 2010 | Mazda | Tribute | 3.0L 2954CC V6 FLEX DOHC Naturally Aspirated | GS Sport Utility 4-Door | Plug Type RS10PYC4 Gap .047 |
| 2011 | Mazda | Tribute | 3.0L 2954CC V6 FLEX DOHC Naturally Aspirated | S Sport Utility 4-Door | Plug Type RS10PYC4 Gap .047 |
| 2011 | Mazda | Tribute | 3.0L 2954CC V6 FLEX DOHC Naturally Aspirated | GS Sport Utility 4-Door | Plug Type RS10PYC4 Gap .047 |
| 2011 | Mazda | Tribute | 3.0L 2954CC V6 FLEX DOHC Naturally Aspirated | GT Sport Utility 4-Door | Plug Type RS10PYC4 Gap .047 |
| 1990 | Ford | Probe | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Probe | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Probe | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Probe | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Probe | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Hatchback 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Custom Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Custom Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | STX Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Ranger | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XLT Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1986 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | SHO Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1990 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | SHO Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1991 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | SHO Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | L Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | SHO Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1993 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | SHO Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | SHO Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1995 | Ford | Taurus | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | SHO Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1992 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GLS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GLS Sedan 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Sedan 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GL Sedan 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Ford | Tempo | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1986 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1986 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1986 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1986 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1987 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1988 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1989 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1990 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1990 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1990 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1990 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1991 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Mercury | Sable | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LTS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Sport Sedan 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | XR5 Sedan 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1992 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | LS Sedan 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1993 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Mercury | Topaz | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | GS Sedan 2-Door | Plug Type RS10PYC4 Gap .044 OE Type |
| 1994 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | Base Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 1994 | Mazda | B3000 | 3.0L 2954CC V6 GAS OHV Naturally Aspirated | SE Extended Cab Pickup 2-Door | Plug Type RS10PYC4 Gap .044 |
| 2002 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Sport Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2003 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Sport Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2004 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2004 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Sport Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2005 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2005 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2005 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Premium Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2005 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Vanden Plas Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2005 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Sport Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2006 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2006 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2006 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Sport Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2006 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | VDP Edition Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2007 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2007 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2007 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Sport Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2008 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2008 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Wagon 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2008 | Jaguar | X-Type | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Luxury Sedan 4-Door | Plug Type RS10PYC4 Gap .050 |
| 2013 | Cadillac | CTS | 6.2L 6162CC 376Cu. In. V8 GAS OHV Supercharged | V Luxury Sedan 4-Door | Plug Type RS10PYC4 Gap .040 |
| 1999 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 1998 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Mercury | Sable | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2003 | Mercury | Sable | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | LX Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SES Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SEL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SEL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Mercury | Sable | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2004 | Mercury | Sable | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Mercury | Sable | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GS Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Mercury | Sable | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | GS Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SE Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SEL Sedan 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2005 | Ford | Taurus | 3.0L 2954CC V6 FLEX OHV Naturally Aspirated | SEL Wagon 4-Door | Plug Type RS10PYC4 Gap .044 |
| 2008 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | S Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2008 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | GX Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2006 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | S Sport Utility 4-Door | Plug Type RS10PYC4 Gap .052 |
| 2009 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | S Sport Utility 4-Door | Plug Type RS10PYC4 Gap .047 |
| 2009 | Mazda | Tribute | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | GS Sport Utility 4-Door | Plug Type RS10PYC4 Gap .047 |
| 2003 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2003 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | LSE Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Convenience Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2004 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plus Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Luxury Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Premium Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Appearance Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Base Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Convenience Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 2005 | Lincoln | LS | 3.0L 2954CC V6 GAS DOHC Naturally Aspirated | Plus Sedan 4-Door | Plug Type RS10PYC4 Gap .054 |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Custom Sedan 4-Door | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Custom Wagon 4-Door | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Estate Wagon Wagon 4-Door | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Limited Coupe 2-Door | Gap 0.045" |
| 1987 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Limited Sedan 4-Door | Gap 0.045" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Custom Sedan 4-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Custom Wagon 4-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Limited Coupe 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Limited Sedan 4-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Limited Wagon 4-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Sport Hatchback 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | T-Type Coupe 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | T-Type Hatchback 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Custom Coupe 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Custom Sedan 4-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Custom Wagon 4-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Limited Coupe 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Limited Sedan 4-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Limited Wagon 4-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Sport Hatchback 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | T-Type Coupe 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | T-Type Hatchback 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Custom Coupe 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Custom Sedan 4-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Custom Wagon 4-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Limited Coupe 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Limited Sedan 4-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Limited Wagon 4-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | Sport Hatchback 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | T-Type Coupe 2-Door | Gap 0.035" |
| 1987 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Turbocharged | T-Type Hatchback 2-Door | Gap 0.035" |
| 1987 | Cadillac | Cimarron | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1987 | Chevrolet | Beretta | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.035" |
| 1987 | Chevrolet | Beretta | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | CS Sedan 4-Door | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | CS Wagon 4-Door | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | RS Convertible 2-Door | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | RS Hatchback 2-Door | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.035" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | CS Sedan 4-Door | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | CS Wagon 4-Door | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | RS Convertible 2-Door | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | RS Hatchback 2-Door | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Coupe 2-Door | Gap 0.045" |
| 1987 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Hatchback 2-Door | Gap 0.045" |
| 1987 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1987 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1987 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.045" |
| 1987 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Estate Wagon 4-Door | Gap 0.045" |
| 1987 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Eurosport Coupe 2-Door | Gap 0.045" |
| 1987 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Eurosport Sedan 4-Door | Gap 0.045" |
| 1987 | Chevrolet | Corsica | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1987 | Chevrolet | Corsica | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.035" |
| 1987 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1987 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Brougham Sedan 4-Door | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | S Coupe 2-Door | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SL Coupe 2-Door | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Brougham Wagon 4-Door | Gap 0.045" |
| 1987 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Gap 0.045" |
| 1987 | Oldsmobile | Firenza | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | GT Hatchback 2-Door | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LE Sedan 4-Door | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LE Wagon 4-Door | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SE Wagon 4-Door | Gap 0.045" |
| 1987 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | STE Sedan 4-Door | Gap 0.045" |
| 1987 | Pontiac | Tempest | 2.8L 173Cu. In. V6 GAS Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Custom Sedan 4-Door | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Custom Wagon 4-Door | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Estate Wagon Wagon 4-Door | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Limited Coupe 2-Door | Gap 0.045" |
| 1988 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Limited Sedan 4-Door | Gap 0.045" |
| 1988 | Buick | Regal | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.045" |
| 1988 | Buick | Regal | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Limited Coupe 2-Door | Gap 0.045" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Custom Sedan 4-Door | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Custom Wagon 4-Door | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Custom Coupe 2-Door | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Custom Sedan 4-Door | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | Custom Wagon 4-Door | Gap 0.035" |
| 1988 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS SOHC Naturally Aspirated | SE Coupe 2-Door | Gap 0.035" |
| 1988 | Cadillac | Cimarron | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1988 | Chevrolet | Beretta | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.035" |
| 1988 | Chevrolet | Beretta | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.035" |
| 1988 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1988 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.035" |
| 1988 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.035" |
| 1988 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.035" |
| 1988 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | VL Coupe 2-Door | Gap 0.035" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Convertible 2-Door | Gap 0.045" |
| 1988 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Coupe 2-Door | Gap 0.045" |
| 1988 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1988 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1988 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.045" |
| 1988 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Eurosport Coupe 2-Door | Gap 0.045" |
| 1988 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Eurosport Sedan 4-Door | Gap 0.045" |
| 1988 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Eurosport Wagon 4-Door | Gap 0.045" |
| 1988 | Chevrolet | Corsica | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1988 | Chevrolet | Corsica | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.035" |
| 1988 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1988 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Brougham Sedan 4-Door | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | S Coupe 2-Door | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SL Coupe 2-Door | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Brougham LS Wagon 4-Door | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LS Wagon 4-Door | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SL Wagon 4-Door | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Indy 500 Pace Car Convertible 2-Door | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | International Coupe 2-Door | Gap 0.045" |
| 1988 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SL Coupe 2-Door | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LE Sedan 4-Door | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LE Wagon 4-Door | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SE Wagon 4-Door | Gap 0.045" |
| 1988 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | STE Sedan 4-Door | Gap 0.045" |
| 1988 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | STE Sedan 4-Door | Gap 0.045" |
| 1988 | Pontiac | Grand Prix | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1988 | Pontiac | Grand Prix | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LE Coupe 2-Door | Gap 0.045" |
| 1988 | Pontiac | Grand Prix | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.045" |
| 1988 | Pontiac | Tempest | 2.8L 173Cu. In. V6 GAS Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1989 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.045" |
| 1989 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Custom Sedan 4-Door | Gap 0.045" |
| 1989 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Custom Wagon 4-Door | Gap 0.045" |
| 1989 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Limited Coupe 2-Door | Gap 0.045" |
| 1989 | Buick | Century | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Limited Sedan 4-Door | Gap 0.045" |
| 1989 | Buick | Regal | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.045" |
| 1989 | Buick | Regal | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Limited Coupe 2-Door | Gap 0.045" |
| 1989 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.045" |
| 1989 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Gran Sport Coupe 2-Door | Gap 0.045" |
| 1989 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Limited Coupe 2-Door | Gap 0.045" |
| 1989 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.035" |
| 1989 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Custom Sedan 4-Door | Gap 0.035" |
| 1989 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Custom Wagon 4-Door | Gap 0.035" |
| 1989 | Buick | Skyhawk | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.035" |
| 1989 | Chevrolet | Beretta | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.035" |
| 1989 | Chevrolet | Beretta | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1989 | Chevrolet | Beretta | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | VL Coupe 2-Door | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | VL Sedan 4-Door | Gap 0.035" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | VL Coupe 2-Door | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | VL Sedan 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Convertible 2-Door | Gap 0.045" |
| 1989 | Chevrolet | Cavalier | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Coupe 2-Door | Gap 0.045" |
| 1989 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | CL Sedan 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | CL Wagon 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Eurosport Sedan 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Celebrity | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Eurosport Wagon 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Corsica | 2.0L 122Cu. In. L4 GAS OHV Naturally Aspirated | Base Hatchback 4-Door | Gap 0.035" |
| 1989 | Chevrolet | Corsica | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Hatchback 5-Door | Gap 0.035" |
| 1989 | Chevrolet | Corsica | 2.0L 122Cu. In. l4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1989 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Hatchback 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Hatchback 5-Door | Gap 0.045" |
| 1989 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1989 | Chevrolet | Corsica | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LTZ Sedan 4-Door | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SL Coupe 2-Door | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Ciera | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SL Sedan 4-Door | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Cruiser | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SL Wagon 4-Door | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | International Coupe 2-Door | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Supreme | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SL Coupe 2-Door | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | International Coupe 2-Door | Gap 0.045" |
| 1989 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SL Coupe 2-Door | Gap 0.045" |
| 1989 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LE Sedan 4-Door | Gap 0.045" |
| 1989 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LE Wagon 4-Door | Gap 0.045" |
| 1989 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Special Edition Sedan 4-Door | Gap 0.045" |
| 1989 | Pontiac | 6000 | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Special Edition Wagon 4-Door | Gap 0.045" |
| 1989 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | STE Sedan 4-Door | Gap 0.045" |
| 1989 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Touring Sedan 4-Door | Gap 0.045" |
| 1989 | Pontiac | Grand Prix | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1989 | Pontiac | Grand Prix | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | LE Coupe 2-Door | Gap 0.045" |
| 1989 | Pontiac | Grand Prix | 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.045" |
| 1989 | Pontiac | Tempest | 2.8L 173Cu. In. V6 GAS Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1990 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.045" |
| 1990 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Custom Sedan 4-Door | Gap 0.045" |
| 1990 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Limited Coupe 2-Door | Gap 0.045" |
| 1990 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Limited Sedan 4-Door | Gap 0.045" |
| 1990 | Chevrolet | Beretta | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.035" |
| 1990 | Chevrolet | Beretta | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Indianapolis 500 Pace Car Convertible 2-Door | Gap 0.035" |
| 1990 | Chevrolet | Beretta | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Indianapolis 500 Pace Car Coupe 2-Door | Gap 0.035" |
| 1990 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1990 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1990 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Indianapolis 500 Pace Car Convertible 2-Door | Gap 0.045" |
| 1990 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Indianapolis 500 Pace Car Coupe 2-Door | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | VL Coupe 2-Door | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | VL Sedan 4-Door | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | VL Wagon 4-Door | Gap 0.035" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.045" |
| 1990 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Coupe 2-Door | Gap 0.045" |
| 1990 | Chevrolet | Celebrity | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.045" |
| 1990 | Chevrolet | Celebrity | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Eurosport Wagon 4-Door | Gap 0.045" |
| 1990 | Chevrolet | Corsica | 2.2L 134Cu. In. L4 GAS OHV Naturally Aspirated | LT Hatchback 4-Door | Gap 0.035" |
| 1990 | Chevrolet | Corsica | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | LT Hatchback 5-Door | Gap 0.035" |
| 1990 | Chevrolet | Corsica | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.035" |
| 1990 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LT Hatchback 4-Door | Gap 0.045" |
| 1990 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LT Hatchback 5-Door | Gap 0.045" |
| 1990 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.045" |
| 1990 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LTZ Sedan 4-Door | Gap 0.045" |
| 1990 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1990 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1990 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Euro Coupe 2-Door | Gap 0.045" |
| 1990 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Euro Sedan 4-Door | Gap 0.045" |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | International Coupe 2-Door | Gap 0.045" |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | International Sedan 4-Door | Gap 0.045" |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SL Coupe 2-Door | Gap 0.045" |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SL Sedan 4-Door | Gap 0.045" |
| 1990 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Sedan 4-Door | Gap 0.045" |
| 1990 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Wagon 4-Door | Gap 0.045" |
| 1990 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Special Edition Sedan 4-Door | Gap 0.045" |
| 1990 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Special Edition Wagon 4-Door | Gap 0.045" |
| 1990 | Pontiac | Tempest | 2.2L 134Cu. In. l4 GAS Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1990 | Pontiac | Tempest | 3.1L 189Cu. In. V6 GAS Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1991 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.045" |
| 1991 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Custom Sedan 4-Door | Gap 0.045" |
| 1991 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Limited Coupe 2-Door | Gap 0.045" |
| 1991 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Limited Sedan 4-Door | Gap 0.045" |
| 1991 | Chevrolet | Beretta | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Base Convertible 2-Door | Gap 0.035" |
| 1991 | Chevrolet | Beretta | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.035" |
| 1991 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Convertible 2-Door | Gap 0.045" |
| 1991 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1991 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1991 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GTZ Coupe 2-Door | Gap 0.045" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Convertible 2-Door | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | VL Coupe 2-Door | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | VL Sedan 4-Door | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | VL Wagon 4-Door | Gap 0.035" |
| 1991 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Convertible 2-Door | Gap 0.045" |
| 1991 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.045" |
| 1991 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.045" |
| 1991 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.045" |
| 1991 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Coupe 2-Door | Gap 0.045" |
| 1991 | Chevrolet | Corsica | 2.2L 134Cu. In. L4 GAS OHV Naturally Aspirated | LT Hatchback 4-Door | Gap 0.035" |
| 1991 | Chevrolet | Corsica | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | LT Hatchback 5-Door | Gap 0.035" |
| 1991 | Chevrolet | Corsica | 2.2L 134Cu. In. l4 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.035" |
| 1991 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LT Hatchback 4-Door | Gap 0.045" |
| 1991 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LT Hatchback 5-Door | Gap 0.045" |
| 1991 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.045" |
| 1991 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1991 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1991 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Euro Coupe 2-Door | Gap 0.045" |
| 1991 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Euro Sedan 4-Door | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Convertible 2-Door | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | International Coupe 2-Door | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | International Sedan 4-Door | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SL Coupe 2-Door | Gap 0.045" |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SL Sedan 4-Door | Gap 0.045" |
| 1991 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Sedan 4-Door | Gap 0.045" |
| 1991 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Wagon 4-Door | Gap 0.045" |
| 1991 | Pontiac | 6000 | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Special Edition Sedan 4-Door | Gap 0.045" |
| 1991 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1991 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Sedan 4-Door | Gap 0.045" |
| 1991 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.045" |
| 1991 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Gap 0.045" |
| 1991 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | STE Sedan 4-Door | Gap 0.045" |
| 1991 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1991 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Convertible 2-Door | Gap 0.045" |
| 1991 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Coupe 2-Door | Gap 0.045" |
| 1991 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Sedan 4-Door | Gap 0.045" |
| 1991 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.045" |
| 1991 | Pontiac | Tempest | 2.2L 134Cu. In. l4 GAS Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1991 | Pontiac | Tempest | 2.2L 134Cu. In. l4 GAS Naturally Aspirated | LE Sedan 4-Door | Gap 0.035" |
| 1991 | Pontiac | Tempest | 3.1L 189Cu. In. V6 GAS Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1991 | Pontiac | Tempest | 3.1L 189Cu. In. V6 GAS Naturally Aspirated | LE Sedan 4-Door | Gap 0.045" |
| 1992 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.045" |
| 1992 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Custom Sedan 4-Door | Gap 0.045" |
| 1992 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Limited Coupe 2-Door | Gap 0.045" |
| 1992 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Limited Sedan 4-Door | Gap 0.045" |
| 1992 | Chevrolet | Beretta | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Beretta | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GTZ Coupe 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Convertible 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | VL Coupe 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | VL Sedan 4-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | VL Wagon 4-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Convertible 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Convertible 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Coupe 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Corsica | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.045" |
| 1992 | Chevrolet | Corsica | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | LTZ Sedan 4-Door | Gap 0.045" |
| 1992 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.045" |
| 1992 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LTZ Sedan 4-Door | Gap 0.045" |
| 1992 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1992 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Euro Coupe 2-Door | Gap 0.045" |
| 1992 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Euro Sedan 4-Door | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Convertible 2-Door | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | International Coupe 2-Door | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | International Sedan 4-Door | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | S Coupe 2-Door | Gap 0.045" |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | S Sedan 4-Door | Gap 0.045" |
| 1992 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1992 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Sedan 4-Door | Gap 0.045" |
| 1992 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.045" |
| 1992 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Gap 0.045" |
| 1992 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | STE Sedan 4-Door | Gap 0.045" |
| 1992 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1992 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Convertible 2-Door | Gap 0.045" |
| 1992 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.045" |
| 1992 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Custom Sedan 4-Door | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Custom Wagon 4-Door | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Limited Sedan 4-Door | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Limited Wagon 4-Door | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Special Sedan 4-Door | Gap 0.045" |
| 1993 | Buick | Century | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Special Wagon 4-Door | Gap 0.045" |
| 1993 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Custom Coupe 2-Door | Gap 0.045" |
| 1993 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Custom Sedan 4-Door | Gap 0.045" |
| 1993 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Limited Coupe 2-Door | Gap 0.045" |
| 1993 | Buick | Regal | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Limited Sedan 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Beretta | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Beretta | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Beretta | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GTZ Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Convertible 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | VL Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | VL Sedan 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | VL Wagon 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Convertible 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Convertible 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Corsica | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Corsica | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 FLEX OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 FLEX OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 FLEX OHV Naturally Aspirated | Euro Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 FLEX OHV Naturally Aspirated | Euro Sedan 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Euro Coupe 2-Door | Gap 0.045" |
| 1993 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Euro Sedan 4-Door | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Ciera | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Ciera | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | Base Wagon 4-Door | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Ciera | 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated | S Sedan 4-Door | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Convertible 2-Door | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | International Coupe 2-Door | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | International Sedan 4-Door | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | S Coupe 2-Door | Gap 0.045" |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | S Sedan 4-Door | Gap 0.045" |
| 1993 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1993 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Sedan 4-Door | Gap 0.045" |
| 1993 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.045" |
| 1993 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Gap 0.045" |
| 1993 | Pontiac | Grand Prix | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | STE Sedan 4-Door | Gap 0.045" |
| 1993 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1993 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Value Leader Coupe 2-Door | Gap 0.045" |
| 1993 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Value Leader Sedan 4-Door | Gap 0.045" |
| 1993 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Convertible 2-Door | Gap 0.045" |
| 1993 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.045" |
| 1993 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Gap 0.045" |
| 1994 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Convertible 2-Door | Gap 0.045" |
| 1994 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Coupe 2-Door | Gap 0.045" |
| 1994 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Sedan 4-Door | Gap 0.045" |
| 1994 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | RS Wagon 4-Door | Gap 0.045" |
| 1994 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Convertible 2-Door | Gap 0.045" |
| 1994 | Chevrolet | Cavalier | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Z24 Coupe 2-Door | Gap 0.045" |
| 1994 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.045" |
| 1994 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.045" |
| 1994 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Euro Coupe 2-Door | Gap 0.045" |
| 1994 | Chevrolet | Lumina | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | Euro Sedan 4-Door | Gap 0.045" |
| 1994 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.045" |
| 1994 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Convertible 2-Door | Gap 0.045" |
| 1994 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Coupe 2-Door | Gap 0.045" |
| 1994 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | LE Sedan 4-Door | Gap 0.045" |
| 1994 | Pontiac | Sunbird | 3.1L 189Cu. In. V6 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.045" |
| 2006 | Buick | Terraza | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | CX Mini Passenger Van 4-Door | Gap 0.044" |
| 2006 | Buick | Terraza | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | CXL Mini Passenger Van 4-Door | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LTZ Sedan 4-Door | Gap 0.044" |
| 2006 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Police Sedan 4-Door | Gap 0.044" |
| 2006 | Chevrolet | Malibu | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Maxx SS Hatchback 4-Door | Gap 0.044" |
| 2006 | Chevrolet | Malibu | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | SS Sedan 4-Door | Gap 0.044" |
| 2006 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LS Coupe 2-Door | Gap 0.044" |
| 2006 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LT Coupe 2-Door | Gap 0.044" |
| 2006 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LS Coupe 2-Door | Gap 0.044" |
| 2006 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LT Coupe 2-Door | Gap 0.044" |
| 2006 | Chevrolet | Monte Carlo | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LT Coupe 2-Door | Gap 0.044" |
| 2006 | Chevrolet | Monte Carlo | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LTZ Coupe 2-Door | Gap 0.044" |
| 2006 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LT Mini Passenger Van 4-Door | Gap 0.044" |
| 2006 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | GTP Convertible 2-Door | Gap 0.044" |
| 2006 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | GTP Coupe 2-Door | Gap 0.044" |
| 2006 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | GTP Sedan 4-Door | Gap 0.044" |
| 2006 | Pontiac | Montana | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | SV6 Mini Passenger Van 4-Door | Gap 0.044" |
| 2006 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | 3 Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Buick | Terraza | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | CX Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Buick | Terraza | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | CXL Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Buick | Terraza | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | CX Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Buick | Terraza | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | CXL Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LTZ Sedan 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Police Sedan 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LTZ Sedan 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Maxx LS Hatchback 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Maxx LT Hatchback 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Maxx LTZ Hatchback 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Maxx SS Hatchback 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Malibu | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | SS Sedan 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LS Coupe 2-Door | Gap 0.044" |
| 2007 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LT Coupe 2-Door | Gap 0.044" |
| 2007 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LS Coupe 2-Door | Gap 0.044" |
| 2007 | Chevrolet | Monte Carlo | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LT Coupe 2-Door | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Base Mini Cargo Van 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LS Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LT Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 5-Door | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LS Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LS Mini Passenger Van 5-Door | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LT Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LT Mini Passenger Van 5-Door | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | GT Convertible 2-Door | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | GT Sedan 4-Door | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | GT Convertible 2-Door | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.044" |
| 2007 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | GT Sedan 4-Door | Gap 0.044" |
| 2007 | Pontiac | Montana | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | SV6 Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Saturn | Aura | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | XE Sedan 4-Door | Gap 0.044" |
| 2007 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | 1 Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | 2 Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | 3 Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | 1 Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | 2 Mini Passenger Van 4-Door | Gap 0.044" |
| 2007 | Saturn | Relay | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | 3 Mini Passenger Van 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | 50th Anniversary Edition Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | 50th Anniversary Edition Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LTZ Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Police Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Classic LS Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Classic LT Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Base Mini Cargo Van 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LS Mini Passenger Van 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LT Mini Passenger Van 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 5-Door | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LS Mini Passenger Van 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LS Mini Passenger Van 5-Door | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LT Mini Passenger Van 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LT Mini Passenger Van 5-Door | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | GT Convertible 2-Door | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | GT Sedan 4-Door | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | SE Convertible 2-Door | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | SE Coupe 2-Door | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | GT Convertible 2-Door | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.044" |
| 2008 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | GT Sedan 4-Door | Gap 0.044" |
| 2008 | Pontiac | Montana | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | SV6 Mini Passenger Van 4-Door | Gap 0.044" |
| 2008 | Pontiac | Montana | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | SV6 Mini Passenger Van 4-Door | Gap 0.044" |
| 2008 | Saturn | Aura | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | XE Sedan 4-Door | Gap 0.044" |
| 2008 | Saturn | Vue | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | XE Sport Utility 4-Door | Gap 0.044" |
| 2009 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | CX Sedan 4-Door | Gap 0.044" |
| 2009 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | CXL Sedan 4-Door | Gap 0.044" |
| 2009 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | CX Sedan 4-Door | Gap 0.044" |
| 2009 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | CXL Sedan 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LTZ Sedan 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Police Sedan 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Base Mini Cargo Van 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LS Mini Passenger Van 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LT Mini Passenger Van 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Cargo Van 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | Base Mini Passenger Van 5-Door | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LS Mini Passenger Van 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LS Mini Passenger Van 5-Door | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LT Mini Passenger Van 4-Door | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | LT Mini Passenger Van 5-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | GT Convertible 2-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | GT Sedan 4-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | SE Sedan 4-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | GT Convertible 2-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | GT Sedan 4-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | SE Sedan 4-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | GT Convertible 2-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | GT Coupe 2-Door | Gap 0.044" |
| 2009 | Pontiac | G6 | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | GT Sedan 4-Door | Gap 0.044" |
| 2009 | Pontiac | Montana | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | SV6 Mini Passenger Van 4-Door | Gap 0.044" |
| 2009 | Saturn | Vue | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | XE Sport Utility 4-Door | Gap 0.044" |
| 2010 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | CX Sedan 4-Door | Gap 0.044" |
| 2010 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | CXL Sedan 4-Door | Gap 0.044" |
| 2010 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | CXL Special Edition Sedan 4-Door | Gap 0.044" |
| 2010 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | CX Sedan 4-Door | Gap 0.044" |
| 2010 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | CXL Sedan 4-Door | Gap 0.044" |
| 2010 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated | CXL Special Edition Sedan 4-Door | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LTZ Sedan 4-Door | Gap 0.044" |
| 2010 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Police Sedan 4-Door | Gap 0.044" |
| 2010 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2010 | Chevrolet | Malibu | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2010 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.044" |
| 2010 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | GT Sedan 4-Door | Gap 0.044" |
| 2010 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.044" |
| 2010 | Pontiac | G6 | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | GT Sedan 4-Door | Gap 0.044" |
| 2010 | Saturn | Vue | 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated | XE Sport Utility 4-Door | Gap 0.044" |
| 2011 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | CX Sedan 4-Door | Gap 0.044" |
| 2011 | Buick | Lucerne | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | CXL Sedan 4-Door | Gap 0.044" |
| 2011 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2011 | Chevrolet | Impala | 3.5L 3490CC 213Cu. In. V6 FLEX OHV Naturally Aspirated | LT Sedan 4-Door | Gap 0.044" |
| 2011 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LS Sedan 4-Door | Gap 0.044" |
| 2011 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LTZ Sedan 4-Door | Gap 0.044" |
| 2011 | Chevrolet | Impala | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Police Sedan 4-Door | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LS Mini Passenger Van 5-Door | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Base Mini Passenger Van 5-Door | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LS Mini Passenger Van 5-Door | Gap 0.044" |
| 2007 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LT Mini Passenger Van 5-Door | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Base Mini Passenger Van 5-Door | Gap 0.044" |
| 2008 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LT Mini Passenger Van 5-Door | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | Base Mini Passenger Van 5-Door | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LS Mini Passenger Van 5-Door | Gap 0.044" |
| 2009 | Chevrolet | Uplander | 3.9L 3880CC 237Cu. In. V6 FLEX OHV Naturally Aspirated | LT Mini Passenger Van 5-Door | Gap 0.044" |
| 1987 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1987 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.035" |
| 1987 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Cruiser Wagon 4-Door | Gap 0.035" |
| 1987 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | LC Coupe 2-Door | Gap 0.035" |
| 1987 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | LX Sedan 4-Door | Gap 0.035" |
| 1987 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | S Hatchback 2-Door | Gap 0.035" |
| 1988 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1988 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Base Coupe 2-Door | Gap 0.035" |
| 1988 | Oldsmobile | Firenza | 2.0L 1998CC 122Cu. In. L4 GAS OHV Naturally Aspirated | Cruiser Wagon 4-Door | Gap 0.035" |
| 1987 | Pontiac | Tempest | 2.0L 122Cu. In. L4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1988 | Pontiac | Tempest | 2.0L 122Cu. In. L4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
| 1989 | Pontiac | Tempest | 2.0L 122Cu. In. L4 GAS OHV Naturally Aspirated | Base Sedan 4-Door | Gap 0.035" |
|
|
CLICK HERE
TO VIEW OUR ONLINE STORE
12975 SW 132nd Street, Miami, FL 33186 | Office 305.971.4997 | Fax 305.971.4998
© 1988-2025 Herko Automotive Inc. All rights reserved.