113 | Herko Automotive

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Part Number

113

Brand

Champion

Part Type

Spark Plug

California Proposition 65

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	44T
ACDelco	MR44T
ACDelco	R44T
ACDelco	R46T
Autolite	145
Autolite	147
Bosch Automotive	7972
Bosch Automotive	7983
Bosch Automotive	HR10A
Bosch Automotive	HR10AC
Bosch Automotive	HR9AC
Champion	113
Champion	RV12C
Toyota	16400-35380
Mopar	4339420
Motorcraft	ARF6
Motorcraft	ARF8
Motorcraft	ASF8
NGK	BR5FS
NGK	IJR7A9
Denso	T16RU
NGK	YR5
ACDelco	R45T

Year	Make	Model	Engine	Notes
1976	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	Chevrolet	K20 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	Chevrolet	K20 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	K20 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1983	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1979	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M; w/Calif Emissions
1975	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1976	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1977	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M; w/Calif Emissions
1980	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1982	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1977	Chevrolet	K10 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	Chevrolet	K10 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1978	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1976	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1981	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1983	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1980	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M; w/Calif Emissions
1975	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1977	Chevrolet	K10 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1977	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	Chevrolet	K10 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1978	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	Chevrolet	K20 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	Chevrolet	K20 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	C15 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	GMC	C15 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	C15 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	C15 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	C15 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1975	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1976	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	C15 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	GMC	C15 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1975	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	C15 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1971	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in; VIN: S
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Corvette	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: J
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1981	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1984	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1984	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1984	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1984	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1986	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Corvette	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: T
1984	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Corvette	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: J
1985	Chevrolet	P20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1971	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	Chevrolet	P20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1977	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1984	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1973	Chevrolet	C20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	Chevrolet	V30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1977	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: J
1974	Chevrolet	Impala	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: L
1986	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	C2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	C2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	GMC	C35/C3500 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	GMC	C35/C3500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: L
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: L
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1985	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	C25/C2500 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	C25/C2500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Impala	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: L
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Monte Carlo	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: H
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Impala	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: L
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: L
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: K
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1986	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	Chevrolet	Monte Carlo	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	K25/K2500 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Impala	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: L
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: H
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: L
1974	Chevrolet	Monte Carlo	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: L
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: J
1986	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	Chevrolet	K20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	K10 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1982	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	C35/C3500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Y
1985	Chevrolet	K20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1982	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1973	Chevrolet	C10 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1986	Chevrolet	K20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	K2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	Chevrolet	C10 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1986	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1982	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1981	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	GMC	C35/C3500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1981	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1982	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	GMC	K15/K1500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1981	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1985	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	K20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1974	Chevrolet	K10 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1986	GMC	K2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	GMC	K25/K2500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1986	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	K2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	GMC	K25/K2500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1988	Chevrolet	V30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1973	Chevrolet	C10 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1981	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	C35/C3500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1984	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1988	Chevrolet	V30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1974	Chevrolet	K10 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1985	Chevrolet	K20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	K10 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	GMC	K15/K1500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Y
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	K20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1973	Chevrolet	C10 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1981	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	K15/K1500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1988	Chevrolet	V30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1988	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1986	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1982	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	El Camino	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1984	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1974	Chevrolet	Malibu	5.7L 350Cu. In. V8 GAS Naturally Aspirated
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1988	GMC	R2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	R2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	R3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1988	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1970	Chevrolet	El Camino	6.6L 400Cu. In. V8 GAS Naturally Aspirated
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Impala	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: K
1984	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	P3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1988	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C10 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	Chevrolet	K20 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C10 Suburban	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in; VIN: V
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1984	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	Chevrolet	G20 Van	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in; VIN: V
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	R2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1970	Chevrolet	El Camino	6.5L 396Cu. In. V8 GAS Naturally Aspirated
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1973	Chevrolet	K20 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Malibu	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	El Camino	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1984	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	P2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	C2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1985	GMC	C1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1988	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	C2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1988	Chevrolet	R20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1986	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1988	Chevrolet	V30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1986	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	GMC	C3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1986	GMC	C2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	Chevrolet	R20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1988	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	K20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	C2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	C3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1986	GMC	C1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1983	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	GMC	C2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1974	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: V
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1982	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 350Cu. In. V8 GAS Naturally Aspirated
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1982	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	Chevrolet	C20 Suburban	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1988	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1984	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1981	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1983	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	Chevrolet	Camaro	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Y
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	C3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	Chevrolet	C20 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C20 Suburban	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Impala	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: K
1986	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1986	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1984	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1985	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1984	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1981	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	Chevrolet	C20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1985	Chevrolet	K20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Impala	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: K
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1983	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Malibu	5.7L 350Cu. In. V8 GAS Naturally Aspirated
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	Chevrolet	R20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1982	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	C1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1984	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1984	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1981	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1988	Chevrolet	V30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1985	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	Chevrolet	C10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1973	Chevrolet	K20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 350Cu. In. V8 GAS Naturally Aspirated
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1988	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1986	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1988	GMC	R3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1988	GMC	R3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	El Camino	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1971	Chevrolet	K20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1970	Chevrolet	K20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	K20 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: E
1973	GMC	C15/C1500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1974	Chevrolet	G20 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: V
1974	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1974	GMC	K25/K2500 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	C10 Suburban	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	C20 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	El Camino	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1973	Chevrolet	C20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	G20 Van	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in; VIN: V
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	GMC	C15/C1500 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	C15/C1500 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C10 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1974	Chevrolet	C10 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	El Camino	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Malibu	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	Chevrolet	K20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 350Cu. In. V8 GAS Naturally Aspirated
1973	GMC	C15/C1500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1974	Chevrolet	Monte Carlo	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1968	Chevrolet	K20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C20 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	Jimmy	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1971	Chevrolet	K20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C20 Suburban	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1974	Chevrolet	G20 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1974	GMC	C25/C2500 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	G20 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; LPG
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	El Camino	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in; VIN: Y
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	GMC	C25/C2500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1973	Chevrolet	C20 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1968	Chevrolet	K20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	Jimmy	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C30 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1974	Chevrolet	Impala	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: K
1974	Chevrolet	C20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C20 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	El Camino	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	El Camino	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	K20 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1973	GMC	C15/C1500 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1973	GMC	C15/C1500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1974	Chevrolet	C20 Suburban	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Monte Carlo	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Corvette	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C10 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	P3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	El Camino	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Bel Air	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C20 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1988	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1973	Chevrolet	K10 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	El Camino	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	El Camino	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	K20 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	El Camino	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1971	Chevrolet	El Camino	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C20 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1981	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	K10 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	R3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1974	Chevrolet	C10 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1973	Chevrolet	C20 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1970	Chevrolet	K20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Bel Air	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	El Camino	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1974	Chevrolet	C10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: V
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1973	GMC	C15/C1500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1973	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	GMC	K15/K1500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: L
1974	Chevrolet	K10 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: V
1974	Chevrolet	Bel Air	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in; VIN: V
1972	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Bel Air	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in;
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	Chevrolet	K10 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Bel Air	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1971	Chevrolet	El Camino	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C10 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	El Camino	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Bel Air	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	C25/C2500 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C10 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1974	Chevrolet	El Camino	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C20 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	C35/C3500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1973	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1973	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Corvette	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: J
1985	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Bel Air	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	K10 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C30 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: V
1988	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	C15/C1500 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	K10 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Corvette	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: T
1974	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1974	Chevrolet	Monte Carlo	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: L
1972	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Monte Carlo	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: E
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C20 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Bel Air	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1974	GMC	C25/C2500 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C30 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in; LPG
1974	Chevrolet	Bel Air	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: V
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Bel Air	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C10 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Monte Carlo	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Bel Air	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1974	Chevrolet	Corvette	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Camaro	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	K20 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	Chevrolet	C20 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	P2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Bel Air	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	Chevrolet	C20 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C30 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1973	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	Chevrolet	C20 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1972	Chevrolet	K20 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; LPG
1988	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1973	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1973	GMC	C25/C2500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1974	Chevrolet	C20 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	K20 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	C10 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1973	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Y
1973	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	C15/C1500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1974	Chevrolet	Corvette	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	K20 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1988	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	El Camino	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1986	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: L
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: J
1974	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: V
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	C25/C2500 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Malibu	5.7L 350Cu. In. V8 GAS Naturally Aspirated
1974	GMC	K25/K2500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C20 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C10 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	K25/K2500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C20 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1974	Chevrolet	Corvette	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C35/C3500 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in; VIN: Y
1984	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	El Camino	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: J
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1974	Chevrolet	C20 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Camaro	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	El Camino	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Camaro	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	C30 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	El Camino	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	K20 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1971	Chevrolet	El Camino	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	GMC	P35/P3500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1974	Chevrolet	G20 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	GMC	C15/C1500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	C25/C2500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	C15/C1500 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C25/C2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C25/C2500 Suburban	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated
1974	GMC	C25/C2500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1970	GMC	C25/C2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	C35/C3500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	C25/C2500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: H
1973	GMC	C35/C3500 Pickup	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	C25/C2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	C25/C2500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	C15/C1500 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1974	GMC	C25/C2500 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated
1974	GMC	C25/C2500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1974	GMC	C15/C1500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1971	GMC	C35/C3500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: T
1970	GMC	C25/C2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated
1973	GMC	C35/C3500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	C25/C2500 Suburban	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	C25/C2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	C15/C1500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1972	GMC	C25/C2500 Pickup	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	C15/C1500 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C25/C2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated
1973	GMC	C25/C2500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1974	GMC	C25/C2500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated
1973	GMC	C25/C2500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1970	GMC	C35/C3500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	K15/K1500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	K25/K2500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	C35/C3500 Pickup	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C25/C2500 Pickup	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Gap 0.035 in;
1971	GMC	K15/K1500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1971	GMC	C25/C2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	K25/K2500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1972	GMC	K15/K1500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	C25/C2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated
1973	GMC	C15/C1500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1974	GMC	K25/K2500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	C25/C2500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: H
1973	GMC	K15/K1500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1973	GMC	C35/C3500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1973	GMC	C25/C2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated
1974	GMC	C15/C1500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: T
1972	GMC	Jimmy	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1971	GMC	K25/K2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	K25/K2500 Pickup	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	C25/C2500 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated
1973	GMC	C25/C2500 Pickup	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1972	GMC	K25/K2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	K25/K2500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: H
1974	GMC	C25/C2500 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1973	GMC	Jimmy	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	C25/C2500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1974	GMC	C25/C2500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1973	GMC	Jimmy	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C25/C2500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1971	GMC	K15/K1500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	K15/K1500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: J
1973	GMC	K15/K1500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1974	GMC	K25/K2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	K25/K2500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	Jimmy	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	G35/G3500 Van	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1970	GMC	K25/K2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	G35/G3500 Van	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	K25/K2500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: H
1974	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1973	GMC	K25/K2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	K25/K2500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1971	GMC	K25/K2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated
1973	GMC	Jimmy	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	Jimmy	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	K15/K1500 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	K25/K2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	Jimmy	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	K25/K2500 Pickup	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	K25/K2500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1970	GMC	K15/K1500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	K25/K2500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	K25/K2500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1972	GMC	K15/K1500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: E
1973	GMC	K15/K1500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1972	GMC	Jimmy	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	K15/K1500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: H
1974	GMC	K15/K1500 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	K15/K1500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1972	GMC	K15/K1500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: E
1970	GMC	K15/K1500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	K15/K1500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1972	GMC	K25/K2500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: H
1975	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: L
1982	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: L
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1973	GMC	K25/K2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1984	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: E
1980	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1984	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: E
1980	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1985	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1985	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1975	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1977	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1973	GMC	K25/K2500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1982	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1976	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: L
1973	GMC	K25/K2500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1982	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1984	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: E
1984	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: E
1980	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1980	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	K25/K2500 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1976	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1974	GMC	K25/K2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated
1981	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1976	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: V, 4WD
1981	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	Jimmy	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	K35/K3500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: T
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	K35/K3500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1972	GMC	K25/K2500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1984	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: E
1984	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: E
1985	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1979	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1973	GMC	K25/K2500 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	K25/K2500 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated
1977	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1973	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in; VIN: T
1979	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1972	GMC	K25/K2500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: H
1980	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C35/C3500 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in;
1980	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1973	GMC	K25/K2500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	K35/K3500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1981	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	K35/K3500 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	K35/K3500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	P35/P3500 Van	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1982	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: R
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	Chevrolet	C10 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in; VIN: T
1984	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1984	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C20 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in;
1985	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	Sprint	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	K35/K3500 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	K35/K3500 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in; VIN: T
1974	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	Chevrolet	Blazer	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1974	GMC	K35/K3500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	C10 Suburban	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in; VIN: T
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	Chevrolet	K20 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	P25/P2500 Van	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1974	GMC	C25/C2500 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1972	GMC	Sprint	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: U
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1984	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1986	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1986	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1973	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1973	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	K35/K3500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1974	GMC	Sprint	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1983	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	K35/K3500 Pickup	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: T
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: R
1974	Chevrolet	C10 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in; VIN: Y
1972	GMC	Sprint	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: U
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1985	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	Chevrolet	C30 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1985	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1974	GMC	C15/C1500 Suburban	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	K25/K2500 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1984	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1984	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	Jimmy	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	Jimmy	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	Jimmy	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	Jimmy	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1981	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	4WD; Gap 0.045 in; HD
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1977	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	4WD; Gap 0.045 in; HD
1979	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1983	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	4WD; Gap 0.045 in; HD
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	4WD; Gap 0.045 in; HD
1979	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1980	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1982	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	4WD; Gap 0.045 in; HD
1978	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1980	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1982	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	4WD; Gap 0.045 in; HD
1982	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	4WD; Gap 0.045 in; HD
1983	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	4WD; Gap 0.045 in; HD
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1981	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	4WD; Gap 0.045 in; HD
1981	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	4WD; Gap 0.045 in; HD
1982	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	4WD; Gap 0.045 in; HD
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1984	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	K3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	K3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	K3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1980	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1984	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1984	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1979	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1980	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1984	GMC	K3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1980	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1985	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1980	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1984	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1983	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1977	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1975	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	G30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	Chevrolet	G30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1976	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1983	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1984	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1984	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	G30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1979	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	G30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1980	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1976	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1983	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1975	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1975	Chevrolet	K10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1975	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1975	Chevrolet	K10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1980	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1983	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	Chevrolet	G30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	Chevrolet	G30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1979	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1976	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1983	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1984	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1984	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1980	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1983	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1986	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1975	GMC	Sprint	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/o High Energy Ignition;
1973	Chevrolet	Blazer	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1986	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1976	GMC	Sprint	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1976	GMC	Sprint	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	Caprice	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated
1975	GMC	P15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1977	GMC	Sprint	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	Chevrolet	Caprice	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: H
1978	GMC	P35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1987	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	El Camino	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1989	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1973	Chevrolet	El Camino	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1989	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1975	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/o High Energy Ignition;
1987	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	G10 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	Blazer	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	G10 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Caprice	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	GMC	Sprint	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	P25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	Chevrolet	Caprice	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: L
1977	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1971	Chevrolet	El Camino	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1975	GMC	P35	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1973	Chevrolet	El Camino	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1987	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	G10 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1977	GMC	P35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1986	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	Chevrolet	G10 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1983	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1988	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1989	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1985	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1987	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1989	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1970	Chevrolet	Blazer	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1985	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1975	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/o High Energy Ignition;
1974	Chevrolet	Blazer	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1976	GMC	Sprint	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	Blazer	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; w/o High Energy Ignition;
1976	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	Caprice	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1970	Chevrolet	El Camino	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated
1983	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1987	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1971	Chevrolet	El Camino	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1984	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1973	Chevrolet	El Camino	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	G10 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	G10 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1981	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1973	Chevrolet	G10 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1976	GMC	G15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1985	Chevrolet	P30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1989	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1978	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1985	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1989	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: W
1985	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1975	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/o High Energy Ignition;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	Blazer	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1975	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/o High Energy Ignition;
1985	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	Blazer	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1986	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1976	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1973	Chevrolet	Camaro	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	Caprice	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated
1976	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1986	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated
1976	GMC	Sprint	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	P25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1977	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1976	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	G15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	C15/C1500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: T
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1982	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	G25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	C15/C1500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1975	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1985	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1975	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1978	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1985	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: L
1985	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	G1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1970	GMC	C15/C1500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1985	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: L
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	Caballero	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1974	GMC	C35/C3500 Pickup	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Gap 0.035 in;
1981	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1972	GMC	C15/C1500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: J
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	Caballero	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1981	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	Caballero	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	G25/G2500 Van	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1973	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1975	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1985	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1978	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1985	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1979	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1985	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1975	GMC	G35	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1985	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: T
1976	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: L
1979	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	GMC	Caballero	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	Caballero	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	C35/C3500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1972	GMC	C15/C1500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: J
1976	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	G15/G1500 Van	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1975	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1977	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1973	GMC	C15/C1500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	G25/G2500 Van	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1979	GMC	G1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1981	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1973	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated
1977	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	G25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	G25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1985	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1971	GMC	C15/C1500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1972	GMC	C15/C1500 Suburban	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1985	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	Caballero	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: L
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1985	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	Caballero	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1985	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1974	GMC	C35/C3500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	G15/G1500 Van	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1981	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	G25/G2500 Van	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1981	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	Caballero	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	GMC	G1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	G25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1979	GMC	Caballero	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1975	GMC	G25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1983	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1976	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: L
1976	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1973	GMC	C15/C1500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	C15/C1500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1988	Chevrolet	R30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1971	GMC	C15/C1500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1988	Chevrolet	R30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	C15/C1500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	C15/C1500 Suburban	6.6L 402Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1982	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1982	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1973	GMC	C15/C1500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Y
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1975	GMC	C15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1971	GMC	C25/C2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1975	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	C25/C2500 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1975	GMC	C15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1986	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1975	Chevrolet	P10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1977	Chevrolet	P10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M; w/Calif Emissions
1976	Chevrolet	P30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1975	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	C15/C1500 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1975	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1975	GMC	C15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1985	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	GMC	C15/C1500 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1982	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1970	GMC	C25/C2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1976	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1986	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1975	Chevrolet	P20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1970	GMC	C15/C1500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1983	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	P30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1981	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1972	GMC	C25/C2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	C15/C1500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	C15/C1500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1986	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	Chevrolet	P10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	C15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1978	Chevrolet	P10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1982	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	C25/C2500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: H
1981	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1975	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1982	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1973	GMC	C25/C2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	C15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1973	GMC	K25/K2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1988	Chevrolet	R30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1973	GMC	C25/C2500 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	GMC	Jimmy	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1972	GMC	C35/C3500 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1976	GMC	C15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1971	GMC	K15/K1500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1976	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1970	GMC	K15/K1500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1974	GMC	C35/C3500 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1981	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	C15/C1500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	GMC	G35/G3500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1988	Chevrolet	R30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1975	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1981	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1982	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	K15/K1500 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1971	Chevrolet	C30 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1974	GMC	C25/C2500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: V
1972	Chevrolet	C30 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1973	GMC	Jimmy	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	C30 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1974	Chevrolet	C30 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	C25/C2500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1978	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1973	GMC	C25/C2500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1985	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1979	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	K15/K1500 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated
1970	GMC	C35/C3500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	K25/K2500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1979	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1977	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: X
1973	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	Sprint	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1973	Chevrolet	Corvette	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	P20 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	Jimmy	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: X
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	Chevrolet	G10 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Y
1980	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1972	Chevrolet	K20 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1974	GMC	G35/G3500 Van	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	GAS; Gap 0.035 in
1976	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: X
1974	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1973	Chevrolet	G20 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1979	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	P20 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1972	GMC	Sprint	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: U
1973	Chevrolet	G20 Van	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1970	GMC	P25/P2500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated
1973	GMC	K15/K1500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Y
1974	GMC	G35/G3500 Van	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	GAS; Gap 0.035 in
1974	GMC	C25/C2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	G20 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1973	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	Kingswood	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1970	Chevrolet	P30 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1975	Chevrolet	K20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated
1974	GMC	C35/C3500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	K20 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1980	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	G20 Van	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	Impala	6.6L 402Cu. In. V8 GAS Naturally Aspirated
1978	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1971	Chevrolet	P30 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1981	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	K15/K1500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: J
1976	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1973	Chevrolet	K10 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	Nova	5.0L 307Cu. In. V8 GAS Naturally Aspirated
1978	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	P30 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in; HD; VIN: T; w/o High Energy Ignition
1970	GMC	P35/P3500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated
1978	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1978	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	K10 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	G20 Van	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	P30 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1975	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1968	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	G35/G3500 Van	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1973	GMC	P35/P3500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1973	GMC	K15/K1500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Y
1970	Chevrolet	C30 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1970	GMC	C15/C1500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	G20 Van	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1973	GMC	G15/G1500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	C30 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	G30 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1969	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1979	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1973	GMC	C15/C1500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	C30 Pickup	6.6L 402Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	G15/G1500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1971	GMC	K25/K2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	Chevrolet	G30 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1979	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1973	Chevrolet	C30 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1985	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1972	GMC	G25/G2500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	Impala	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1974	Chevrolet	Nova	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	K25/K2500 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1972	GMC	Jimmy	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1979	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	C35/C3500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1976	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	K20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	Camaro	6.6L 402Cu. In. V8 GAS Naturally Aspirated
1978	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1975	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1973	GMC	G25/G2500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	P10 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1979	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: X
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	Chevrolet	G10 Van	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Gap 0.035 in; VIN: Y
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	G25/G2500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1976	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1974	GMC	Sprint	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: X
1978	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	Chevrolet	G20 Van	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1973	GMC	Jimmy	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1971	Chevrolet	El Camino	6.6L 402Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	G25/G2500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: X
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1972	Chevrolet	Kingswood	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1975	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1972	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: R
1979	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1973	GMC	Jimmy	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	G20 Van	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	GMC	Sprint	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: U
1974	Chevrolet	P20 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	G20 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: V
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1973	GMC	G35/G3500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	Jimmy	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1977	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	G20 Van	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: Z
1974	Chevrolet	K20 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1973	Chevrolet	P30 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	K15/K1500 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1974	Chevrolet	G20 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1979	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1979	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	P25/P2500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1974	Chevrolet	G20 Van	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1973	Chevrolet	P30 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1981	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	K10 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1970	GMC	K25/K2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1972	GMC	C25/C2500 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated
1974	Chevrolet	G30 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1972	GMC	G15/G1500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1969	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	P25/P2500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	K10 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: Y
1972	GMC	G15/G1500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1979	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1972	GMC	P35/P3500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1972	GMC	K25/K2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	Nova	5.0L 307Cu. In. V8 GAS Naturally Aspirated
1970	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1984	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	GMC	G15/G1500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1972	GMC	Jimmy	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1976	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1971	Chevrolet	K20 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1974	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Gap 0.035 in; VIN: V
1978	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	G15/G1500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	Monte Carlo	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated
1976	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1985	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; VIN: M
1979	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1973	GMC	K25/K2500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Y
1980	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	G25/G2500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: X
1978	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1972	GMC	Jimmy	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1973	GMC	Jimmy	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	K20 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1980	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1974	Chevrolet	Nova	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1979	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	G25/G2500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	Jimmy	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1971	GMC	C35/C3500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: X
1972	Chevrolet	Corvette	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1975	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1970	Chevrolet	P20 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1973	GMC	C15/C1500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1970	GMC	K15/K1500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1977	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	G10 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: V
1973	Chevrolet	C30 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1982	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	P20 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1972	GMC	K15/K1500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	G20 Van	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	GAS; Gap 0.035 in
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: S
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1976	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	G30 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1978	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1976	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1972	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in; VIN: R
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1973	GMC	C35/C3500 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1971	GMC	K15/K1500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1981	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1968	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	C25/C2500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Y
1972	Chevrolet	Caprice	6.6L 400Cu. In. V8 GAS Naturally Aspirated
1974	Chevrolet	G30 Van	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1973	Chevrolet	Nova	5.0L 307Cu. In. V8 GAS Naturally Aspirated
1970	Chevrolet	K10 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1976	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	P30 Van	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Gap 0.035 in; HD; w/o High Energy Ignition;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1977	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	P25/P2500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	C20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	Impala	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1979	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1973	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1974	Chevrolet	K10 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1976	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1972	Chevrolet	C10 Pickup	6.6L 402Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1973	GMC	G15/G1500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1971	GMC	P35/P3500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1974	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1972	Chevrolet	C20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1979	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	C10 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1970	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1971	GMC	C15/C1500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1970	Chevrolet	K20 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1978	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1973	GMC	G15/G1500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1979	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD;
1974	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1974	GMC	P35/P3500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	C20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1973	GMC	G25/G2500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1976	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
1973	GMC	C15/C1500 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	C10 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in; VIN: Z
1975	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1979	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; VIN: R
1979	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1974	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.035 in;
1973	Chevrolet	Nova	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated
1980	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	C20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1971	Chevrolet	C20 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Gap 0.035 in;
1973	GMC	G25/G2500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1978	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Gap 0.045 in; HD; w/o Calif Emissions;
1972	Chevrolet	K20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;
1974	Chevrolet	G10 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Gap 0.035 in;

Year	Make	Model	Engine	Trim	Notes
1976	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD;
1977	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	Chevrolet	K20 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD;
1978	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	Chevrolet	K20 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD;
1979	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1977	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD;
1978	Chevrolet	K20 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD;
1980	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1978	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1982	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD;
1979	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1983	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in; HD;
1975	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1979	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD;
1980	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; VIN: M; w/Calif Emissions
1975	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1976	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD;
1980	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD; VIN: R
1977	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD;
1978	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1978	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1979	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1982	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in; HD;
1979	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD;
1980	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; VIN: M; w/Calif Emissions
1980	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD; VIN: R
1982	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD;
1975	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1977	Chevrolet	K10 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD;
1977	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	Chevrolet	K10 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD;
1975	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1978	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1976	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD;
1976	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD;
1977	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1981	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in; HD;
1981	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Deluxe Sport Utility 4-Door	Gap 0.045 in; HD;
1978	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1983	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD;
1979	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD;
1979	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD; VIN: R
1980	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; VIN: M; w/Calif Emissions
1975	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1977	Chevrolet	K10 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD;
1975	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1977	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	Chevrolet	K10 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD;
1975	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1978	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1979	Chevrolet	K10 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD;
1976	Chevrolet	K20 Suburban	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD;
1976	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD;
1977	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	Chevrolet	K20 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; HD;
1977	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	Chevrolet	K20 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Sport Utility 4-Door	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; HD;
1977	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	C15 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; HD;
1978	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1978	GMC	C15 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; HD;
1975	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	C15 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; HD;
1976	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; HD;
1977	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; HD;
1977	GMC	C15 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1978	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; HD;
1978	GMC	C15 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1975	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1976	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; HD;
1976	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	C15 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1978	GMC	C15 Suburban	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1975	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	C15 Suburban	5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1976	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; HD;
1976	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1976	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; HD;
1979	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; HD;
1976	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; HD;
1977	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; HD;
1977	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in; HD;
1980	GMC	C1500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; HD;
1981	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; HD;
1975	GMC	C15 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	C15 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; HD;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.035 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.035 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.035 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.035 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in;
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1984	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.035 in;
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1984	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.035 in;
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in;
1971	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sedan 4-Door
1972	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: S
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in;
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Heavy Half Standard Cab Pickup 2-Door
1974	Chevrolet	Corvette	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: J
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in;
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door	Gap 0.045 in;
1977	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1981	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Deluxe Standard Cab Pickup 2-Door
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.035 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door
1984	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Extended Cab Pickup 2-Door
1984	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door
1984	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door
1984	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1986	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.035 in;
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1984	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door	Gap 0.035 in;
1974	Chevrolet	Corvette	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in; VIN: T
1984	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.035 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in;
1974	Chevrolet	Corvette	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Convertible 2-Door	Gap 0.035 in; VIN: J
1985	Chevrolet	P20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.035 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in;
1971	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Extended Cab Pickup 2-Door	Gap 0.035 in;
1985	Chevrolet	P20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.035 in;
1978	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Deluxe Crew Cab Pickup 4-Door	Gap 0.045 in;
1984	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1984	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1984	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door
1984	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1977	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.035 in;
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in;
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in;
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.045 in;
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door	Gap 0.035 in;
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1984	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.035 in;
1986	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Extended Cab Pickup 2-Door	Gap 0.035 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in;
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1972	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; VIN: M
1973	Chevrolet	C20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in;
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in;
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door	Gap 0.035 in;
1984	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1984	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1984	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.045 in;
1984	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.035 in;
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 4-Door
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.035 in;
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1984	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in;
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1984	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.035 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in;
1984	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.035 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1986	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in;
1984	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.035 in;
1988	Chevrolet	V30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 4-Door
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1986	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Extended Cab Pickup 2-Door	Gap 0.035 in;
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 4-Door
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.045 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in;
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in;
1984	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1977	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Hatchback 2-Door	Gap 0.035 in; VIN: J
1974	Chevrolet	Impala	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: L
1986	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; VIN: M
1985	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; VIN: M
1985	GMC	C2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; VIN: M
1985	GMC	C2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Extended Passenger Van 3-Door
1986	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1986	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; VIN: M
1974	GMC	C35/C3500 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in;
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1974	GMC	C35/C3500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1985	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sedan 4-Door	Gap 0.035 in; VIN: L
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in;
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in; VIN: L
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; VIN: M
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in;
1988	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1985	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; VIN: M
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in;
1984	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; VIN: M
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1984	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1985	GMC	C2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; VIN: M
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1985	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Hi-Cube Cutaway Van 2-Door
1974	GMC	C25/C2500 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1986	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door
1974	GMC	C25/C2500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Impala	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in; VIN: L
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1974	Chevrolet	Monte Carlo	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in; VIN: H
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in;
1974	Chevrolet	Impala	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Wagon 4-Door	Gap 0.035 in; VIN: L
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in;
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Hatchback 2-Door	Gap 0.035 in; VIN: L
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in;
1977	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in; VIN: K
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in;
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in;
1977	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door
1984	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1984	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in;
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in;
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1984	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1986	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in;
1984	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1986	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1974	Chevrolet	Monte Carlo	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1986	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1974	GMC	K25/K2500 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Impala	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sedan 4-Door	Gap 0.035 in; VIN: L
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sedan 4-Door	Gap 0.035 in; VIN: H
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Coupe 2-Door	Gap 0.035 in; VIN: L
1974	Chevrolet	Monte Carlo	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: L
1974	Chevrolet	Nova	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: J
1986	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; VIN: M
1985	GMC	C1500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; VIN: M
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: M
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in;
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Big Ten Standard Cab Pickup 2-Door	Gap 0.045 in;
1988	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Extended Cab Pickup 2-Door
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in;
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Extended Cab Pickup 2-Door	Gap 0.045 in;
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Extended Cab Pickup 2-Door	Gap 0.045 in;
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: M
1986	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; VIN: W
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.035 in;
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door
1977	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 4-Door	Gap 0.045 in; VIN: W
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.045 in;
1985	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Standard Passenger Van 3-Door
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.035 in;
1985	Chevrolet	K20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.035 in;
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1974	Chevrolet	K10 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; VIN: Y
1982	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door
1974	GMC	C35/C3500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1985	Chevrolet	K20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.035 in;
1982	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Extended Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1973	Chevrolet	C10 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; VIN: Y
1986	Chevrolet	K20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door
1986	GMC	K2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in;
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 4-Door
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1973	Chevrolet	C10 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; VIN: Y
1986	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1982	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door
1981	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in;
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: M
1974	GMC	C35/C3500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1981	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door
1985	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1982	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door
1986	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in;
1974	GMC	K15/K1500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1981	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Deluxe Cab & Chassis 2-Door
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in;
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1986	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door
1985	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; VIN: W
1985	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in;
1984	Chevrolet	K20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door
1974	Chevrolet	K10 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; VIN: V
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 4-Door
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Extended Cab Pickup 2-Door
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door	Gap 0.045 in; VIN: W
1986	GMC	K2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in;
1974	GMC	K25/K2500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1986	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cargo Van 2-Door	Gap 0.045 in;
1986	GMC	K2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in;
1974	GMC	K25/K2500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1985	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in;
1985	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1988	Chevrolet	V30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door
1973	Chevrolet	C10 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1986	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.045 in;
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Extended Cab Pickup 2-Door
1981	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door
1974	GMC	C35/C3500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1984	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in;
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1985	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in;
1988	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Extended Cab Pickup 2-Door
1988	Chevrolet	V30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in;
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in;
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.035 in;
1985	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in;
1985	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in;
1981	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Deluxe Sport Utility 4-Door	Gap 0.045 in;
1982	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door
1985	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Extended Cab Pickup 2-Door	Gap 0.045 in;
1985	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door	Gap 0.045 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.045 in;
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.045 in;
1985	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door
1985	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door
1978	GMC	C15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door	Gap 0.045 in;
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door
1974	Chevrolet	K10 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1985	Chevrolet	K20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.035 in;
1974	Chevrolet	K10 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door	Gap 0.045 in;
1974	GMC	K15/K1500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1986	Chevrolet	K20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1973	Chevrolet	C10 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door
1981	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door
1986	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door
1974	GMC	K15/K1500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1988	Chevrolet	V30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in;
1988	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door
1978	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in;
1988	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door
1982	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in;
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door
1988	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1977	Chevrolet	K10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in;
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.035 in;
1986	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; VIN: W
1982	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door
1977	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1984	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in;
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.045 in; VIN: W
1986	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1977	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1982	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door
1985	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1986	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1974	Chevrolet	El Camino	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: W
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: W
1984	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: W
1974	Chevrolet	Malibu	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Wagon 4-Door
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: W
1988	GMC	R2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.035 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.035 in;
1985	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.035 in;
1988	GMC	R2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.035 in;
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: W
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: M
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1988	GMC	R3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; VIN: Z
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1985	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.035 in;
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Coupe 2-Door
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Coupe 2-Door
1988	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.045 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in;
1988	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1970	Chevrolet	El Camino	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Custom Standard Cab Pickup 2-Door
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in;
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Deluxe Cab & Chassis 2-Door	Gap 0.045 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.035 in;
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1974	Chevrolet	Impala	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Wagon 4-Door	Gap 0.035 in; VIN: K
1984	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.035 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: W
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	P3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.035 in;
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.045 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1988	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in; VIN: M
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 4-Door	Gap 0.045 in;
1974	Chevrolet	C10 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door	Gap 0.045 in;
1985	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.035 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1973	Chevrolet	K20 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sedan 4-Door
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door	Gap 0.045 in;
1974	Chevrolet	C10 Suburban	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; VIN: V
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1984	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.035 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1984	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.035 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.035 in;
1973	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in;
1973	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1974	Chevrolet	G20 Van	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base Standard Cargo Van 2-Door	Gap 0.035 in; VIN: V
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: M
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1988	GMC	R2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.035 in;
1985	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.035 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: W
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door
1985	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.035 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 4-Door	Gap 0.045 in;
1970	Chevrolet	El Camino	6.5L 396Cu. In. V8 GAS Naturally Aspirated	Base Standard Cab Pickup 2-Door
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door
1973	Chevrolet	K20 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Crew Cab Pickup 4-Door	Gap 0.045 in;
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in;
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in;
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1974	Chevrolet	Malibu	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Classic Coupe 2-Door
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Deluxe Cab & Chassis 4-Door	Gap 0.045 in;
1988	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: W
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1974	Chevrolet	El Camino	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: W
1984	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.035 in;
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: W
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in;
1984	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.035 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.035 in;
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	P2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.035 in;
1984	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door
1984	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Extended Cab Pickup 2-Door
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1984	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door
1985	Chevrolet	K20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.035 in;
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door	Gap 0.045 in; VIN: M
1985	GMC	C2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: W
1985	GMC	C1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1986	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Extended Cab Pickup 2-Door	Gap 0.035 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.045 in; VIN: M
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.035 in;
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door	Gap 0.035 in;
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Extended Cab Pickup 2-Door
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1988	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.035 in;
1985	GMC	C2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; VIN: M
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1988	Chevrolet	R20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.035 in;
1988	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door
1988	Chevrolet	R30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1986	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: M
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door
1988	Chevrolet	V30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Extended Cab Pickup 2-Door
1986	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: W
1986	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.035 in;
1986	GMC	C3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: W
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1985	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.035 in;
1984	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Extended Cab Pickup 2-Door
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1985	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Extended Cab Pickup 2-Door
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.035 in;
1986	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Extended Cab Pickup 2-Door
1985	Chevrolet	K20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.035 in;
1985	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door
1986	GMC	C2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.035 in;
1988	Chevrolet	R20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.035 in;
1983	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Extended Cab Pickup 2-Door	Gap 0.045 in;
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door
1985	GMC	C1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Crew Cab Pickup 4-Door
1981	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.035 in;
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; VIN: M
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door
1985	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Extended Cab Pickup 2-Door
1988	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door
1985	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.035 in;
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1986	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.035 in;
1986	Chevrolet	K20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1978	GMC	C35	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door	Gap 0.035 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: M
1985	GMC	C2500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1981	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: M
1985	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1986	GMC	C3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1988	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1987	Chevrolet	V30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: W
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: W
1986	GMC	C1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1985	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in; VIN: M
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; VIN: M
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in;
1986	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in;
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in;
1982	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Extended Cab Pickup 2-Door
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in;
1986	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Extended Passenger Van 3-Door
1983	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in;
1985	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; VIN: M
1986	GMC	C2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in; VIN: M
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: W
1974	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; VIN: V
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Classic Sedan 4-Door
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1982	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in;
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Classic Coupe 2-Door
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Extended Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1982	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in;
1984	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door
1985	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1974	Chevrolet	C20 Suburban	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1984	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door
1988	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door
1985	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Extended Cab Pickup 2-Door
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; VIN: M
1984	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door
1981	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 4-Door	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1985	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; VIN: M
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1985	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Extended Cab Pickup 2-Door
1986	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; VIN: M
1983	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: W
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	C10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; VIN: M
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Extended Cab Pickup 2-Door	Gap 0.045 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; VIN: M
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1974	Chevrolet	Camaro	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Coupe 2-Door
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	C2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in; VIN: M
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Extended Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1974	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; VIN: Y
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door
1986	GMC	C3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Extended Cab Pickup 2-Door	Gap 0.045 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Extended Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1974	Chevrolet	C20 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1985	Chevrolet	C20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.035 in;
1974	Chevrolet	C20 Suburban	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1977	Chevrolet	C10	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in;
1986	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	C2500 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in; VIN: M
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in;
1985	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door
1986	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1974	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; VIN: Z
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door
1974	Chevrolet	Impala	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in; VIN: K
1986	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in; VIN: M
1986	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1986	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in;
1983	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in;
1987	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; VIN: M
1986	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in;
1985	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1986	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1984	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door
1985	Chevrolet	C30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Extended Cab Pickup 2-Door
1985	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in; VIN: M
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1984	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; VIN: M
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1985	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door	Gap 0.045 in; VIN: M
1986	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in; VIN: M
1986	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Extended Cargo Van 3-Door
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1988	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Cutaway Van 2-Door	Gap 0.045 in; VIN: M
1981	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in;
1984	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.045 in;
1984	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in;
1985	Chevrolet	C20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Extended Cab Pickup 2-Door	Gap 0.035 in;
1986	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; VIN: M
1983	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Extended Passenger Van 3-Door	Gap 0.045 in; VIN: M
1974	Chevrolet	C20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1985	Chevrolet	K20	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1974	Chevrolet	Impala	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Sedan 4-Door	Gap 0.035 in; VIN: K
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1983	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in;
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.035 in;
1984	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door
1986	Chevrolet	C10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1988	Chevrolet	V30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1978	GMC	C25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Extended Cab Pickup 2-Door
1978	Chevrolet	C20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Extended Cab Pickup 2-Door	Gap 0.045 in;
1981	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Deluxe Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in;
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.035 in;
1974	Chevrolet	Malibu	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Classic Sedan 4-Door
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1988	Chevrolet	R20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door	Gap 0.035 in;
1989	Chevrolet	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door
1982	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in;
1985	GMC	C1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Sport Utility 4-Door	Gap 0.045 in;
1986	GMC	C2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.035 in;
1985	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; VIN: M
1984	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in;
1986	GMC	C2500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in;
1986	Chevrolet	C10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Extended Cab Pickup 2-Door	Gap 0.045 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1984	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	K30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door	Gap 0.035 in;
1981	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 4-Door	Gap 0.045 in;
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door	Gap 0.045 in; VIN: M
1988	Chevrolet	V30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1986	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Extended Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1989	Chevrolet	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: W
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Extended Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1986	GMC	C2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	C30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Extended Cab Pickup 2-Door
1985	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Extended Passenger Van 3-Door	Gap 0.045 in; VIN: M
1986	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Extended Cargo Van 3-Door
1986	Chevrolet	C10 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Sport Utility 4-Door
1985	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; VIN: M
1985	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Extended Cargo Van 3-Door	Gap 0.045 in; VIN: M
1986	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Sport Utility 4-Door	Gap 0.045 in; VIN: M
1973	Chevrolet	K20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Coupe 2-Door
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1988	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1977	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in;
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1988	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1977	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in;
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1978	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1986	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1986	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in;
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door
1988	GMC	R3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1988	GMC	R3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1984	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in;
1977	GMC	K25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in;
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in;
1988	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1974	Chevrolet	El Camino	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1971	Chevrolet	K20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1970	Chevrolet	K20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	Chevrolet	K20 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: E
1973	GMC	C15/C1500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1974	Chevrolet	G20 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Sportvan Standard Passenger Van 2-Door	Gap 0.035 in; VIN: V
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1974	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1974	GMC	K25/K2500 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base
1974	Chevrolet	C10 Suburban	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base	Gap 0.035 in;
1973	Chevrolet	C20 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	El Camino	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Custom	Gap 0.035 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; VIN: M
1973	Chevrolet	C20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; VIN: W
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1974	Chevrolet	G20 Van	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; VIN: W
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1973	GMC	C15/C1500 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C15/C1500 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	C10 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1974	Chevrolet	C10 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	Chevrolet	El Camino	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	C20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Malibu	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Estate
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in;
1973	Chevrolet	K20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Estate
1973	GMC	C15/C1500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1974	Chevrolet	Monte Carlo	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Landau	Gap 0.035 in;
1968	Chevrolet	K20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1974	Chevrolet	C20 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.035 in;
1974	GMC	Jimmy	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1971	Chevrolet	K20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	C20 Suburban	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Base	Gap 0.035 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; VIN: W
1974	Chevrolet	G20 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1974	GMC	C25/C2500 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	G20 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Sportvan	Gap 0.035 in; LPG
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1974	Chevrolet	El Camino	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1972	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in;
1974	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.035 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C25/C2500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; VIN: W
1973	Chevrolet	C20 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1968	Chevrolet	K20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1983	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1981	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Classic Wagon 4-Door
1974	GMC	Jimmy	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in;
1974	Chevrolet	C30 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1974	Chevrolet	Impala	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: K
1974	Chevrolet	C20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	C20 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	Chevrolet	El Camino	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in;
1974	Chevrolet	El Camino	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in;
1973	Chevrolet	K20 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base
1973	GMC	C15/C1500 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1973	GMC	C15/C1500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1974	Chevrolet	C20 Suburban	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door
1974	Chevrolet	Monte Carlo	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in;
1974	Chevrolet	Corvette	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1974	Chevrolet	C10 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1985	GMC	P3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.035 in;
1974	Chevrolet	El Camino	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in;
1974	Chevrolet	Bel Air	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Wagon 4-Door	Gap 0.035 in;
1974	Chevrolet	C20 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1988	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in; VIN: M
1973	Chevrolet	K10 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in;
1974	Chevrolet	El Camino	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1972	Chevrolet	El Camino	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1974	Chevrolet	K20 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in;
1974	Chevrolet	El Camino	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door
1971	Chevrolet	El Camino	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1974	Chevrolet	C20 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1981	GMC	C2500 Suburban	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 4-Door	Gap 0.045 in;
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Classic Wagon 4-Door
1974	Chevrolet	K10 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1988	GMC	R3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1974	Chevrolet	C10 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1986	Chevrolet	C20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Extended Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1973	Chevrolet	C20 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door
1985	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.045 in; VIN: M
1970	Chevrolet	K20 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1986	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in;
1974	Chevrolet	Bel Air	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in;
1972	Chevrolet	El Camino	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Custom	Gap 0.035 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; VIN: W
1974	Chevrolet	C10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; VIN: V
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; VIN: W
1986	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door
1973	GMC	C15/C1500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Sedan 4-Door	Gap 0.035 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; VIN: W
1973	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	K15/K1500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in; VIN: L
1974	Chevrolet	K10 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1974	Chevrolet	Bel Air	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1972	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1974	Chevrolet	Bel Air	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base	Gap 0.035 in;
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1973	Chevrolet	K10 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Bel Air	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Wagon 4-Door	Gap 0.035 in;
1971	Chevrolet	El Camino	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	C10 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; VIN: Z
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Wagon 4-Door
1974	Chevrolet	El Camino	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in;
1974	Chevrolet	Bel Air	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1974	GMC	C25/C2500 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in;
1974	Chevrolet	C10 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1974	Chevrolet	El Camino	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in;
1974	Chevrolet	C20 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	C10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1974	GMC	C35/C3500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1973	Chevrolet	C20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1973	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Corvette	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: J
1985	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door
1974	Chevrolet	Malibu	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Classic
1974	Chevrolet	Bel Air	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Sedan 4-Door	Gap 0.035 in;
1986	Chevrolet	K30	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.035 in;
1973	Chevrolet	K10 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1974	Chevrolet	C30 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1988	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1974	GMC	C15/C1500 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	Chevrolet	K10 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Corvette	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Convertible 2-Door	Gap 0.035 in; VIN: T
1974	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; VIN: W
1974	Chevrolet	Monte Carlo	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: L
1972	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Monte Carlo	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in;
1986	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in;
1974	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Custom	Gap 0.035 in;
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.035 in;
1972	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in; VIN: E
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	C20 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Bel Air	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sedan 4-Door	Gap 0.035 in;
1985	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1988	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; VIN: W
1974	GMC	C25/C2500 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	C30 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base	Gap 0.035 in; LPG
1974	Chevrolet	Bel Air	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; VIN: M
1987	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1974	Chevrolet	Bel Air	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sedan 4-Door	Gap 0.035 in;
1974	Chevrolet	C10 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Monte Carlo	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Landau	Gap 0.035 in;
1974	Chevrolet	Bel Air	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; VIN: W
1974	Chevrolet	Corvette	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Convertible 2-Door	Gap 0.035 in;
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door
1974	Chevrolet	Camaro	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Z28
1974	Chevrolet	K20 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1984	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in;
1973	Chevrolet	C20 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1985	GMC	P2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door
1974	Chevrolet	Bel Air	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Wagon 4-Door	Gap 0.035 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in;
1973	Chevrolet	C20 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1974	Chevrolet	C30 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door
1973	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1984	Chevrolet	C20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Extended Cab Pickup 2-Door	Gap 0.045 in;
1973	Chevrolet	C20 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in; VIN: Z
1972	Chevrolet	K20 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in; LPG
1988	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1973	Chevrolet	C20 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in; VIN: Z
1973	GMC	C25/C2500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1974	Chevrolet	C20 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	Chevrolet	K20 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1984	Chevrolet	C30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door
1974	Chevrolet	C10 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in; VIN: Z
1973	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in; VIN: Y
1973	Chevrolet	El Camino	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Custom	Gap 0.035 in;
1973	GMC	C15/C1500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1974	Chevrolet	Corvette	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in;
1974	Chevrolet	K20 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1988	GMC	R3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door
1974	Chevrolet	El Camino	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1986	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Custom Sedan 4-Door	Gap 0.035 in; VIN: L
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Custom	Gap 0.035 in; VIN: J
1974	Chevrolet	K10 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1988	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; VIN: M
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Custom Coupe 2-Door	Gap 0.035 in;
1973	GMC	C25/C2500 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Malibu	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base
1974	GMC	K25/K2500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base
1988	GMC	V3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.035 in;
1974	Chevrolet	C20 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	C10 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 4-Door	Gap 0.035 in;
1974	GMC	K25/K2500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1974	Chevrolet	C20 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; VIN: W
1974	Chevrolet	Corvette	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Coupe 2-Door	Gap 0.035 in;
1974	GMC	C35/C3500 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1984	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in;
1984	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in;
1974	Chevrolet	El Camino	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base Hatchback 2-Door	Gap 0.035 in; VIN: J
1989	GMC	V3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; VIN: W
1974	Chevrolet	C20 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Camaro	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	LT
1974	Chevrolet	El Camino	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Nova	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Custom Hatchback 2-Door	Gap 0.035 in;
1974	Chevrolet	Camaro	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Z28 Coupe 2-Door
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1974	Chevrolet	C30 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	El Camino	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1974	Chevrolet	K20 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1971	Chevrolet	El Camino	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in;
1984	Chevrolet	C30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door
1985	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1974	GMC	P35/P3500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1974	Chevrolet	El Camino	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in;
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1974	Chevrolet	G20 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base Standard Cargo Van 2-Door	Gap 0.035 in; VIN: V
1985	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in;
1973	GMC	C15/C1500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C25/C2500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C15/C1500 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C25/C2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C25/C2500 Suburban	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Base
1974	GMC	C25/C2500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1970	GMC	C25/C2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	C35/C3500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	C25/C2500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: H
1973	GMC	C35/C3500 Pickup	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C25/C2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C25/C2500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base
1974	GMC	C15/C1500 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1974	GMC	C25/C2500 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base
1974	GMC	C25/C2500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1974	GMC	C15/C1500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1971	GMC	C35/C3500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: T
1970	GMC	C25/C2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base
1973	GMC	C35/C3500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	C25/C2500 Suburban	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Base
1972	GMC	C25/C2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	C15/C1500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1972	GMC	C25/C2500 Pickup	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C15/C1500 Suburban	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C25/C2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base
1973	GMC	C25/C2500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1974	GMC	C25/C2500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base
1973	GMC	C25/C2500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1970	GMC	C35/C3500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	K15/K1500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	K25/K2500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	C35/C3500 Pickup	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C25/C2500 Pickup	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Base	Gap 0.035 in;
1971	GMC	K15/K1500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1971	GMC	C25/C2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	K25/K2500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1972	GMC	K15/K1500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	C25/C2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base
1973	GMC	C15/C1500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1974	GMC	K25/K2500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	C25/C2500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: H
1973	GMC	K15/K1500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1973	GMC	C35/C3500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1973	GMC	C25/C2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base
1974	GMC	C15/C1500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: T
1972	GMC	Jimmy	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1971	GMC	K25/K2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	K25/K2500 Pickup	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C25/C2500 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base
1973	GMC	C25/C2500 Pickup	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C15/C1500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1972	GMC	K25/K2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	K25/K2500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: H
1974	GMC	C25/C2500 Suburban	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base
1973	GMC	Jimmy	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C25/C2500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1974	GMC	C25/C2500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1973	GMC	Jimmy	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C25/C2500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1971	GMC	K15/K1500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	K15/K1500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: J
1973	GMC	K15/K1500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1974	GMC	K25/K2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	K25/K2500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	Jimmy	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	G35/G3500 Van	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1970	GMC	K25/K2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	G35/G3500 Van	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	K25/K2500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: H
1974	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally	Gap 0.035 in; VIN: Y
1973	GMC	K25/K2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	K25/K2500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1971	GMC	K25/K2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base
1973	GMC	Jimmy	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	Jimmy	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	K15/K1500 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base
1972	GMC	K25/K2500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	Jimmy	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	K25/K2500 Pickup	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	K25/K2500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1970	GMC	K15/K1500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	K25/K2500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	K25/K2500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Vandura	Gap 0.035 in; VIN: Y
1972	GMC	K15/K1500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: E
1973	GMC	K15/K1500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1972	GMC	Jimmy	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	K15/K1500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: H
1974	GMC	K15/K1500 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	K15/K1500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; HD;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1972	GMC	K15/K1500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: E
1970	GMC	K15/K1500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	K15/K1500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1975	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 2-Door	Gap 0.035 in; w/o High Energy Ignition;
1972	GMC	K25/K2500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: H
1975	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 2-Door	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1975	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 2-Door	Gap 0.035 in; w/o High Energy Ignition;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.045 in; HD;
1981	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door	Gap 0.045 in; HD;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door	Gap 0.045 in; HD; VIN: L
1982	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1979	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1976	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 2-Door	Gap 0.045 in; HD; VIN: L
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1982	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1976	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 2-Door	Gap 0.045 in; HD;
1979	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; w/Calif Emissions;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1973	GMC	K25/K2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1980	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; HD;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1984	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; VIN: E
1980	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1980	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1984	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; VIN: E
1980	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1985	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; VIN: M
1985	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; VIN: M
1975	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in; w/o High Energy Ignition;
1977	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1973	GMC	K25/K2500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1982	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door	Gap 0.035 in; w/o High Energy Ignition;
1976	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.045 in; HD; VIN: L
1973	GMC	K25/K2500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1982	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1979	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1979	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; HD;
1979	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; w/Calif Emissions;
1984	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; VIN: E
1984	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; VIN: E
1980	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in; w/o High Energy Ignition;
1980	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	K25/K2500 Suburban	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base
1980	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; HD;
1975	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door	Gap 0.035 in; w/o High Energy Ignition;
1976	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 2-Door	Gap 0.045 in; HD;
1980	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; w/Calif Emissions;
1974	GMC	K25/K2500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base
1981	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1975	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1976	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 2-Door	Gap 0.045 in; HD; VIN: V, 4WD
1981	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1975	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 2-Door	Gap 0.035 in; w/o High Energy Ignition;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1977	GMC	Jimmy	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.045 in; HD;
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1974	GMC	K35/K3500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: T
1976	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1974	GMC	K35/K3500 Pickup	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1976	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1972	GMC	K25/K2500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Custom Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1983	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; HD;
1984	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; VIN: E
1984	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Custom Standard Passenger Van 3-Door	Gap 0.045 in; VIN: E
1985	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; VIN: M
1979	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1973	GMC	K25/K2500 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	K25/K2500 Suburban	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base
1977	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1973	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in; VIN: T
1979	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1977	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1972	GMC	K25/K2500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: H
1980	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C35/C3500 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in;
1980	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1973	GMC	K25/K2500 Suburban	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1980	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	G3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; HD;
1974	GMC	K35/K3500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1981	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	K35/K3500 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base	Gap 0.035 in;
1978	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.045 in; HD;
1978	GMC	G35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Special Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	K35/K3500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1974	GMC	P35/P3500 Van	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1982	GMC	G3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Camper Special Cutaway Van 2-Door	Gap 0.045 in; HD;
1974	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in;
1972	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in; VIN: R
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1983	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1974	Chevrolet	C10 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in; VIN: T
1984	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1984	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.035 in;
1974	Chevrolet	C20 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in;
1985	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.035 in;
1986	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.035 in;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	Sprint	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	K35/K3500 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	K35/K3500 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in; VIN: T
1974	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	Chevrolet	Blazer	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1974	GMC	K35/K3500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	C10 Suburban	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in; VIN: T
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	Chevrolet	K20 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	P25/P2500 Van	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1974	GMC	C25/C2500 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1983	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1972	GMC	Sprint	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: U
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1984	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.035 in;
1984	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1986	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.035 in;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1986	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.035 in;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1973	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1973	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1981	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	K35/K3500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1974	GMC	Sprint	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in;
1983	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	K35/K3500 Pickup	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: T
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in;
1972	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: R
1974	Chevrolet	C10 Pickup	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1972	GMC	Sprint	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in; VIN: U
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1985	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.035 in;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1974	Chevrolet	C30 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1985	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.035 in;
1973	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom	Gap 0.035 in;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1974	GMC	C15/C1500 Suburban	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	K25/K2500 Pickup	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1982	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1984	GMC	K2500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1977	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1984	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; VIN: M
1977	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K35	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; HD;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD;
1978	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1979	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	Jimmy	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	Jimmy	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 2-Door	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	GMC	Jimmy	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	GMC	Jimmy	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1980	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1981	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD;
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1979	GMC	K3500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: S
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1981	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 2-Door	4WD; Gap 0.045 in; HD
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door
1977	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1981	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 2-Door	4WD; Gap 0.045 in; HD
1979	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door
1982	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in;
1977	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1983	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	4WD; Gap 0.045 in; HD
1982	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1983	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door	4WD; Gap 0.045 in; HD
1979	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Street Coupe Sport Utility 2-Door
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1980	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 2-Door
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: S
1982	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 2-Door	4WD; Gap 0.045 in; HD
1978	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Street Coupe Sport Utility 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1977	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: S
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: S
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 2-Door
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: S
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door
1975	GMC	K15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: S
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: S
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1976	GMC	K15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: S
1976	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1977	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1980	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1980	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Sport Utility 2-Door
1979	GMC	Jimmy	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door
1982	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	4WD; Gap 0.045 in; HD
1982	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door	4WD; Gap 0.045 in; HD
1983	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 2-Door	4WD; Gap 0.045 in; HD
1975	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1981	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	4WD; Gap 0.045 in; HD
1981	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Sport Utility 2-Door	4WD; Gap 0.045 in; HD
1982	GMC	Jimmy	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Sport Utility 2-Door	4WD; Gap 0.045 in; HD
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1984	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.035 in;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in;
1984	GMC	K3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.035 in;
1978	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Extended Passenger Van 3-Door
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1978	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Extended Passenger Van 3-Door
1984	GMC	K3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.035 in;
1980	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1977	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Extended Cargo Van 3-Door
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in;
1984	GMC	K3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.035 in;
1978	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in;
1978	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1980	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1984	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.035 in;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in;
1984	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.035 in;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in;
1983	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1984	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.035 in;
1984	GMC	K3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.035 in;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in;
1978	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Extended Cargo Van 3-Door
1979	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Extended Passenger Van 3-Door
1984	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.035 in;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in;
1980	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Extended Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1984	GMC	K3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.035 in;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1980	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1985	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.035 in;
1984	GMC	K3500	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in;
1980	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Cutaway Van 2-Door	Gap 0.045 in; w/Calif Emissions;
1984	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.035 in;
1983	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1976	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1983	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Bonaventure Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1975	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1984	GMC	K3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in;
1984	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Standard Passenger Van 3-Door	Gap 0.045 in; VIN: M
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door
1984	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Bonaventure Standard Passenger Van 3-Door	Gap 0.045 in; VIN: M
1977	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door
1975	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1978	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1978	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Extended Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1975	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1978	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Hi-Cube Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1980	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1979	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Hi-Cube Cutaway Van 2-Door	Gap 0.045 in; HD;
1980	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Extended Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Cutaway Van 2-Door	Gap 0.045 in; HD;
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1975	Chevrolet	G30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Chevy Van Cutaway Van 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	Chevrolet	G30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1976	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Cutaway Van 2-Door	Gap 0.045 in; HD;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; HD;
1977	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1983	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Hi-Cube Cutaway Van 2-Door	Gap 0.045 in; HD;
1978	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1984	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door	Gap 0.045 in; VIN: M
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; HD;
1980	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1978	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1984	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Hi-Cube Cutaway Van 2-Door	Gap 0.045 in; VIN: M
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; HD;
1975	Chevrolet	G30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1979	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1975	Chevrolet	G30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Chevy Van Extended Cargo Van 3-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1980	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1975	Chevrolet	K10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1976	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1980	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1976	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1980	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Hi-Cube Cutaway Van 2-Door	Gap 0.045 in; HD;
1980	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Hi-Cube Cutaway Van 2-Door	Gap 0.045 in; w/Calif Emissions;
1983	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1975	Chevrolet	K10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1975	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1975	Chevrolet	K10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1975	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1975	Chevrolet	K10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; HD;
1980	Chevrolet	G20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1975	Chevrolet	K10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1980	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Extended Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Extended Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1983	Chevrolet	G20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door
1978	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	Chevrolet	G30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Beauville Standard Passenger Van 3-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Hi-Cube Cutaway Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	Chevrolet	G30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Hi-Cube Cutaway Van 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1979	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1975	Chevrolet	K10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1976	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1980	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1976	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Hi-Cube Cutaway Van 2-Door	Gap 0.045 in; HD;
1980	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Standard Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Standard Passenger Van 3-Door
1980	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; HD;
1980	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Cutaway Van 2-Door
1983	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD;
1983	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Cutaway Van 2-Door	Gap 0.045 in; HD;
1978	Chevrolet	G30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Beauville Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1984	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Standard Cargo Van 3-Door	Gap 0.045 in; VIN: M
1984	Chevrolet	G30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Chevy Van Cutaway Van 2-Door	Gap 0.045 in; VIN: M
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1979	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1979	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1979	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1978	GMC	K15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in;
1979	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1979	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1979	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1979	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1979	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1979	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1979	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door
1979	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1979	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1979	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1979	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door
1978	GMC	K15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in;
1978	GMC	K15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1981	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1983	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1982	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1977	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K1500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1978	GMC	K25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1980	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1980	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	K25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	GMC	K1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door
1980	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1981	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1982	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1983	GMC	K1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1978	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1977	GMC	K25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1986	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1975	GMC	Sprint	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Classic Standard Cab Pickup 2-Door	Gap 0.045 in; w/o High Energy Ignition;
1973	Chevrolet	Blazer	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in;
1977	GMC	K25	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1986	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1976	GMC	Sprint	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1976	GMC	Sprint	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	SP Standard Cab Pickup 2-Door
1986	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door
1972	Chevrolet	Caprice	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Hardtop 2-Door
1975	GMC	P15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1977	GMC	Sprint	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1981	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in; HD;
1982	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door
1977	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	Chevrolet	Caprice	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Estate Wagon 4-Door	Gap 0.035 in; VIN: H
1978	GMC	P35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1987	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1980	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	El Camino	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1985	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in;
1989	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; VIN: W
1973	Chevrolet	El Camino	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1989	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; VIN: W
1975	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Classic Standard Cab Pickup 2-Door	Gap 0.045 in; w/o High Energy Ignition;
1987	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in;
1985	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.035 in;
1973	Chevrolet	G10 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1972	Chevrolet	Blazer	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in;
1973	Chevrolet	G10 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Caprice	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Classic Wagon 4-Door	Gap 0.035 in;
1977	GMC	Sprint	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	GMC	P25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	Chevrolet	Caprice	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Classic Wagon 4-Door	Gap 0.035 in; VIN: L
1977	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in; w/Calif Emissions;
1971	Chevrolet	El Camino	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1975	GMC	P35	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1973	Chevrolet	El Camino	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1987	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1972	Chevrolet	G10 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Sportvan	Gap 0.035 in;
1977	GMC	P35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1986	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in;
1973	Chevrolet	G10 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1983	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in; HD;
1988	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis
1989	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; VIN: W
1985	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.035 in;
1987	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in; VIN: M
1989	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; VIN: W
1970	Chevrolet	Blazer	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in;
1985	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.035 in;
1975	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; w/o High Energy Ignition;
1974	Chevrolet	Blazer	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in; w/o High Energy Ignition;
1976	GMC	Sprint	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1974	Chevrolet	Blazer	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in; w/o High Energy Ignition;
1976	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1972	Chevrolet	Caprice	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Wagon 4-Door
1986	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1970	Chevrolet	El Camino	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door
1983	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in; HD;
1987	GMC	V3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1971	Chevrolet	El Camino	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1984	GMC	P2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door
1973	Chevrolet	El Camino	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1972	Chevrolet	G10 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	G10 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Sportvan	Gap 0.035 in;
1981	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in; HD;
1973	Chevrolet	G10 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Sportvan	Gap 0.035 in;
1976	GMC	G15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1976	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1985	Chevrolet	P30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.035 in;
1977	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1982	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in; HD;
1977	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1977	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1977	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1989	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; VIN: W
1978	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1978	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1985	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in;
1989	GMC	R3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; VIN: W
1985	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1979	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1975	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; w/o High Energy Ignition;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1986	GMC	P3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Stripped Chassis	Gap 0.045 in;
1979	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1985	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.035 in;
1973	Chevrolet	Blazer	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in;
1975	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	SP Standard Cab Pickup 2-Door	Gap 0.045 in; w/o High Energy Ignition;
1985	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.035 in;
1973	Chevrolet	Blazer	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in;
1986	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1976	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Classic Standard Cab Pickup 2-Door
1973	Chevrolet	Camaro	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base Hardtop 2-Door
1986	GMC	K3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1972	Chevrolet	Caprice	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Hardtop 4-Door
1976	GMC	Sprint	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Madre Del Sur Standard Cab Pickup 2-Door
1986	GMC	K3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1976	GMC	Sprint	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Madre Del Sur Standard Cab Pickup 2-Door
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1977	GMC	P25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Value Van Standard Cargo Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1977	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1977	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1977	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1979	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1977	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1978	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1979	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1978	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1978	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door
1977	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1978	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1978	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door
1979	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1975	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1976	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1976	GMC	G15	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1976	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1976	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1977	GMC	G15	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1974	GMC	C15/C1500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: T
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1982	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1975	GMC	G25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1983	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1978	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1974	GMC	C15/C1500 Pickup	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1975	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1978	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1985	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.035 in;
1975	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1978	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1985	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in;
1979	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1976	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD; VIN: L
1985	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.035 in;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1976	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1979	GMC	G1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1978	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1970	GMC	C15/C1500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1980	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1985	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1976	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD; VIN: L
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door
1978	GMC	Caballero	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1976	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1974	GMC	C35/C3500 Pickup	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Base	Gap 0.035 in;
1981	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1972	GMC	C15/C1500 Suburban	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: J
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1978	GMC	Caballero	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Diablo Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1981	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	GMC	Caballero	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	G25/G2500 Van	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Rally	Gap 0.035 in;
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1983	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1975	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1979	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1977	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1978	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1980	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1973	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Rally
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door
1980	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1978	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; HD;
1981	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1981	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1975	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1975	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD;
1985	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in;
1978	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1975	GMC	G35	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1985	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1979	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1985	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in;
1975	GMC	G35	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Magnavan Cutaway Van 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1985	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	4.8L 4801CC 292Cu. In. l6 LPG OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: T
1976	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD; VIN: L
1979	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1978	GMC	Caballero	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Laredo Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	Caballero	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Diablo Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1974	GMC	C35/C3500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1975	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1972	GMC	C15/C1500 Suburban	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in; VIN: J
1976	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1974	GMC	G15/G1500 Van	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura	Gap 0.035 in;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door
1979	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1975	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; HD;
1980	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1977	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1973	GMC	C15/C1500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1980	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1974	GMC	G25/G2500 Van	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Vandura	Gap 0.035 in;
1979	GMC	G1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1980	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1981	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1973	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Vandura
1977	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door
1980	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1982	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1981	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1983	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Custom Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1977	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1982	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1975	GMC	G25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1975	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1977	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	G25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD;
1977	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1978	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1978	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1985	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 4-Door	Gap 0.045 in;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1971	GMC	C15/C1500 Suburban	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1972	GMC	C15/C1500 Suburban	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door
1985	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.035 in;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD;
1980	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 4-Door	Gap 0.045 in; HD;
1978	GMC	Caballero	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1979	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in; HD;
1976	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD; VIN: L
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.045 in; HD;
1983	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1980	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1985	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door	Gap 0.045 in;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	GMC	Caballero	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Laredo Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1985	GMC	C3500	4.8L 292Cu. In. L6 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door	Gap 0.035 in;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door	Gap 0.045 in; HD;
1977	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1980	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1974	GMC	C35/C3500 Pickup	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1980	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1979	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; HD;
1981	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 4-Door	Gap 0.045 in; HD;
1977	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; w/Calif Emissions;
1980	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1979	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1977	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1974	GMC	G15/G1500 Van	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally	Gap 0.035 in;
1982	GMC	C3500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 4-Door
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1982	GMC	C3500	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1981	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	G25/G2500 Van	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura	Gap 0.035 in;
1977	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1981	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	GMC	K2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1978	GMC	G15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1979	GMC	Caballero	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Laredo Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	GMC	K2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	GMC	G1500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1978	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	GMC	G25	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1978	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1982	GMC	G1500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door
1979	GMC	G2500	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1975	GMC	G25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 3-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1979	GMC	Caballero	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Diablo Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1981	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.045 in; HD;
1983	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Standard Passenger Van 3-Door	Gap 0.045 in; HD;
1975	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1975	GMC	G25	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1983	GMC	G2500	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 3-Door	Gap 0.045 in; HD;
1975	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Extended Cargo Van 3-Door	Gap 0.035 in; VIN: V; w/o High Energy Ignition
1976	GMC	G25	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Extended Passenger Van 3-Door	Gap 0.045 in; HD; VIN: L
1976	GMC	G25	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Rally STX Extended Passenger Van 3-Door	Gap 0.045 in; HD;
1973	GMC	C15/C1500 Pickup	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; HD;
1977	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	C15/C1500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.045 in;
1983	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door
1988	Chevrolet	R30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1971	GMC	C15/C1500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1988	Chevrolet	R30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1974	GMC	C15/C1500 Pickup	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	C15/C1500 Suburban	6.6L 402Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1982	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1982	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1973	GMC	C15/C1500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in;
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in;
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door	Gap 0.045 in; HD;
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.045 in;
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in;
1975	GMC	C15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1971	GMC	C25/C2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1986	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in;
1975	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1972	GMC	C25/C2500 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1975	GMC	C15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Standard Cab Pickup 2-Door
1986	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in;
1975	Chevrolet	P10	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1977	Chevrolet	P10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Grande Cab & Chassis 2-Door
1980	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in; VIN: M; w/Calif Emissions
1976	Chevrolet	P30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in;
1975	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1972	GMC	C15/C1500 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1975	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1975	GMC	C15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1985	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1985	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in;
1973	GMC	C15/C1500 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1982	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1970	GMC	C25/C2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1976	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Cab & Chassis 2-Door
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in; HD;
1986	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in;
1975	Chevrolet	P20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.045 in;
1977	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1970	GMC	C15/C1500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door	Gap 0.045 in;
1983	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in; HD;
1975	Chevrolet	P30	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.035 in; HD; w/o High Energy Ignition;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1981	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in; HD;
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.045 in;
1972	GMC	C25/C2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C15/C1500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1986	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1982	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door
1974	GMC	C15/C1500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1986	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1977	Chevrolet	P10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	C15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	High Sierra Standard Cab Pickup 2-Door
1978	Chevrolet	P10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1982	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door
1972	GMC	C25/C2500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: H
1981	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in; HD;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door	Gap 0.045 in;
1975	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1982	Chevrolet	P20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in; HD;
1973	GMC	C25/C2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1978	Chevrolet	P30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Step-Van Standard Cargo Van 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1975	GMC	C15	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Sierra Classic Cab & Chassis 2-Door
1973	GMC	K25/K2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1988	Chevrolet	R30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 4-Door
1983	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in;
1973	GMC	C25/C2500 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	Jimmy	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1983	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door	Gap 0.045 in; HD;
1972	GMC	C35/C3500 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1976	GMC	C15	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in;
1971	GMC	K15/K1500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1976	GMC	C15	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	High Sierra Cab & Chassis 2-Door
1970	GMC	K15/K1500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C15/C1500 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1974	GMC	C35/C3500 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1981	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Deluxe Crew Cab Pickup 4-Door
1972	GMC	C15/C1500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	G35/G3500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: S
1988	Chevrolet	R30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1975	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1981	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1975	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 4-Door	Gap 0.045 in;
1982	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door
1972	GMC	K15/K1500 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1975	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: R
1971	Chevrolet	C30 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	C25/C2500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1972	Chevrolet	C30 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1978	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1973	GMC	Jimmy	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	Chevrolet	C30 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 4-Door
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door	Gap 0.045 in; HD; VIN: R
1974	Chevrolet	C30 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Crew Cab Pickup 4-Door
1972	GMC	C25/C2500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1978	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1978	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Crew Cab Pickup 4-Door
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1973	GMC	C25/C2500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base
1984	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in;
1985	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in;
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1979	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Crew Cab Pickup 4-Door
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door
1974	GMC	K15/K1500 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base
1970	GMC	C35/C3500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1979	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1972	GMC	K25/K2500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1979	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 4-Door	Gap 0.045 in; HD; VIN: R
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1979	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: R
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1979	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.045 in; HD; VIN: R
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 4-Door	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 4-Door	Gap 0.045 in; HD;
1979	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: S
1977	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: X
1973	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Vandura Standard Cargo Van 2-Door
1974	GMC	Sprint	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1978	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: S
1973	Chevrolet	Corvette	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1972	Chevrolet	P20 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	Jimmy	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: X
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1974	Chevrolet	G10 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1980	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: S
1972	Chevrolet	K20 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	G35/G3500 Van	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Standard Cargo Van 2-Door	GAS; Gap 0.035 in
1976	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1977	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: X
1974	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1978	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1973	Chevrolet	G20 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1979	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	P20 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	Sprint	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in; VIN: U
1973	Chevrolet	G20 Van	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cargo Van 2-Door	Gap 0.035 in; VIN: Z
1970	GMC	P25/P2500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base
1973	GMC	K15/K1500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1974	GMC	G35/G3500 Van	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Standard Passenger Van 2-Door	GAS; Gap 0.035 in
1974	GMC	C25/C2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	G20 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD;
1973	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1972	Chevrolet	Kingswood	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Estate	Gap 0.035 in;
1973	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1970	Chevrolet	P30 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1975	Chevrolet	K20	4.8L 292Cu. In. l6 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1974	GMC	C35/C3500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	Chevrolet	K20 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1980	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	G20 Van	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cargo Van 2-Door	Gap 0.035 in;
1977	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1980	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1972	Chevrolet	Impala	6.6L 402Cu. In. V8 GAS Naturally Aspirated	Base
1978	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in;
1971	Chevrolet	P30 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1981	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD;
1980	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1972	GMC	K15/K1500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: J
1976	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1978	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1973	Chevrolet	K10 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1972	Chevrolet	Nova	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base
1978	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1974	Chevrolet	P30 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in; HD; VIN: T; w/o High Energy Ignition
1970	GMC	P35/P3500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base
1978	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1978	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1972	Chevrolet	K10 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1974	Chevrolet	G20 Van	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cargo Van 2-Door	Gap 0.035 in;
1974	Chevrolet	P30 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1975	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1968	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 4-Door
1974	GMC	G35/G3500 Van	4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Standard Passenger Van 2-Door	Gap 0.035 in;
1980	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1973	GMC	P35/P3500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1978	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1973	GMC	K15/K1500 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1970	Chevrolet	C30 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1970	GMC	C15/C1500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1974	Chevrolet	G20 Van	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cargo Van 2-Door	Gap 0.035 in; VIN: V
1973	GMC	G15/G1500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Rally	Gap 0.035 in;
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 4-Door
1972	Chevrolet	C30 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1978	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1974	Chevrolet	G30 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in; HD; w/o High Energy Ignition;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1969	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1979	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1979	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1973	GMC	C15/C1500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1972	Chevrolet	C30 Pickup	6.6L 402Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	G15/G1500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Rally	Gap 0.035 in;
1971	GMC	K25/K2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1974	Chevrolet	G30 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1979	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1980	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1979	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1973	Chevrolet	C30 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1985	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1974	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Rally Standard Passenger Van 2-Door	Gap 0.035 in; VIN: V
1972	GMC	G25/G2500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1972	Chevrolet	Impala	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Base Hardtop 2-Door
1985	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1974	Chevrolet	Nova	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Hatchback 2-Door	Gap 0.035 in;
1972	GMC	K25/K2500 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	Jimmy	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1979	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1972	GMC	C35/C3500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door
1976	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1972	Chevrolet	K20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1972	Chevrolet	Camaro	6.6L 402Cu. In. V8 GAS Naturally Aspirated	Base
1978	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1977	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; HD;
1975	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door
1973	GMC	G25/G2500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Rally	Gap 0.035 in;
1973	Chevrolet	P10 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1979	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: X
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: R
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door
1977	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1974	Chevrolet	G10 Van	5.7L 350Cu. In. V8 LPG Naturally Aspirated	Sportvan	Gap 0.035 in; VIN: Y
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1979	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; HD;
1974	GMC	G25/G2500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Rally	Gap 0.035 in;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1977	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1979	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1976	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1974	GMC	Sprint	6.6L 6556CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1973	Chevrolet	K20 Suburban	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: X
1978	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	Chevrolet	G20 Van	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cargo Van 2-Door	Gap 0.035 in; VIN: Z
1973	GMC	Jimmy	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1971	Chevrolet	El Camino	6.6L 402Cu. In. V8 GAS Naturally Aspirated	Custom	Gap 0.035 in;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; HD;
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1980	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; HD;
1974	GMC	G25/G2500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Vandura	Gap 0.035 in;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: X
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 4-Door	Gap 0.045 in; HD; VIN: R
1972	Chevrolet	Kingswood	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1975	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1972	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in; VIN: R
1979	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1978	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1978	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1973	GMC	Jimmy	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in;
1974	Chevrolet	G20 Van	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cargo Van 2-Door	Gap 0.035 in;
1972	GMC	Sprint	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in; VIN: U
1974	Chevrolet	P20 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	G20 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: V
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1973	GMC	G35/G3500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Rally
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1974	GMC	Jimmy	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in;
1977	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1978	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in;
1977	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door
1977	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door
1974	Chevrolet	G20 Van	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 2-Door	Gap 0.035 in; VIN: Z
1974	Chevrolet	K20 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD;
1973	Chevrolet	P30 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	K15/K1500 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: R
1974	Chevrolet	G20 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Sportvan	Gap 0.035 in;
1979	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1980	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1979	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1972	GMC	P25/P2500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1977	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1974	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1974	Chevrolet	G20 Van	5.7L 5736CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 2-Door	Gap 0.035 in; VIN: V
1973	Chevrolet	P30 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1978	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1981	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1976	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1972	Chevrolet	K10 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1977	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1970	GMC	K25/K2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	C25/C2500 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base
1974	Chevrolet	G30 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Sportvan	Gap 0.035 in;
1972	GMC	G15/G1500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Rally	Gap 0.035 in;
1969	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1974	GMC	P25/P2500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1978	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1972	Chevrolet	K10 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1977	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1974	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Rally Standard Passenger Van 2-Door	Gap 0.035 in; VIN: Y
1972	GMC	G15/G1500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Vandura	Gap 0.035 in;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1976	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1980	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1979	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1972	GMC	P35/P3500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	K25/K2500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	Chevrolet	Nova	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Custom
1970	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1984	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1974	GMC	G15/G1500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Rally	Gap 0.035 in;
1972	GMC	Jimmy	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; HD;
1978	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1976	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; HD;
1971	Chevrolet	K20 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Vandura Standard Cargo Van 2-Door	Gap 0.035 in; VIN: V
1978	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1974	GMC	G15/G1500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Vandura	Gap 0.035 in;
1972	Chevrolet	Monte Carlo	6.6L 6588CC 402Cu. In. V8 GAS OHV Naturally Aspirated	Base Hardtop 2-Door
1976	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1985	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in; VIN: M
1979	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1973	GMC	K25/K2500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1980	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	G25/G2500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Vandura	Gap 0.035 in;
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: X
1978	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in;
1972	GMC	Jimmy	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in;
1978	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD;
1980	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1973	GMC	Jimmy	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	Chevrolet	K20 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in; HD;
1980	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1974	Chevrolet	Nova	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Hatchback 2-Door	Gap 0.035 in;
1978	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; HD;
1979	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1974	GMC	G25/G2500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Rally	Gap 0.035 in;
1974	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	Jimmy	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Sport Utility 2-Door	Gap 0.035 in;
1971	GMC	C35/C3500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 4-Door
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1980	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: X
1972	Chevrolet	Corvette	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1978	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door	Gap 0.045 in;
1975	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 2-Door
1970	Chevrolet	P20 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1979	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; HD;
1973	GMC	C15/C1500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door
1978	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1970	GMC	K15/K1500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	G35/G3500 Van	5.7L 5736CC 350Cu. In. V8 LPG OHV Naturally Aspirated	Vandura Standard Cargo Van 2-Door
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 4-Door
1977	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1974	Chevrolet	G10 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Sportvan	Gap 0.035 in; VIN: V
1973	Chevrolet	C30 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1982	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door
1974	Chevrolet	P20 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1972	GMC	K15/K1500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	C35/C3500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	G20 Van	4.8L 4801CC 292Cu. In. l6 GAS OHV Naturally Aspirated	Sportvan Standard Passenger Van 2-Door	GAS; Gap 0.035 in
1977	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1980	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; HD; VIN: S
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 4-Door	Gap 0.045 in; HD;
1978	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1976	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door
1974	Chevrolet	G30 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1978	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door
1976	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door
1972	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in; VIN: R
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Crew Cab Pickup 4-Door	Gap 0.045 in; HD; VIN: R
1973	GMC	C35/C3500 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1971	GMC	K15/K1500 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: R
1981	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Cab & Chassis 2-Door	Gap 0.045 in; HD;
1968	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1973	GMC	C25/C2500 Pickup	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Y
1972	Chevrolet	Caprice	6.6L 400Cu. In. V8 GAS Naturally Aspirated	Base
1974	Chevrolet	G30 Van	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in; HD; w/o High Energy Ignition;
1978	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1973	Chevrolet	Nova	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base
1970	Chevrolet	K10 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1976	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Standard Cab Pickup 2-Door
1974	Chevrolet	P30 Van	4.8L 292Cu. In. l6 LPG Naturally Aspirated	Base	Gap 0.035 in; HD; w/o High Energy Ignition;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1977	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1974	GMC	P25/P2500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1972	Chevrolet	C20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	Chevrolet	Impala	5.7L 5737CC 350Cu. In. V8 GAS OHV Naturally Aspirated	Base Wagon 4-Door	Gap 0.035 in;
1979	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; HD;
1973	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1980	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1976	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door
1974	Chevrolet	K10 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door	Gap 0.045 in; HD; VIN: R
1976	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1972	Chevrolet	C10 Pickup	6.6L 402Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: R
1973	GMC	G15/G1500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Vandura	Gap 0.035 in;
1971	GMC	P35/P3500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1974	GMC	Sprint	7.4L 7441CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1972	Chevrolet	C20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1979	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	C10 Suburban	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1970	Chevrolet	K20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1971	GMC	C15/C1500 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1980	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Crew Cab Pickup 4-Door	Gap 0.045 in; w/Calif Emissions;
1970	Chevrolet	K20 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1976	Chevrolet	K10	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Standard Cab Pickup 2-Door	Gap 0.045 in; HD;
1978	Chevrolet	K20	5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in;
1980	Chevrolet	K30	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 4-Door	Gap 0.045 in; HD;
1973	GMC	G15/G1500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Vandura	Gap 0.035 in;
1979	Chevrolet	K10	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD;
1974	GMC	Sprint	7.4L 7439CC 454Cu. In. V8 GAS OHV Naturally Aspirated	Base Standard Cab Pickup 2-Door	Gap 0.035 in;
1974	GMC	P35/P3500 Van	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	Chevrolet	C20 Suburban	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1977	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Silverado Cab & Chassis 4-Door
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; HD; VIN: R
1973	GMC	G25/G2500 Van	5.7L 350Cu. In. V8 GAS Naturally Aspirated	Rally	Gap 0.035 in;
1978	Chevrolet	K20	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1976	Chevrolet	K20	7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Cab & Chassis 2-Door
1973	GMC	C15/C1500 Pickup	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	Chevrolet	C10 Pickup	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in; VIN: Z
1975	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1979	Chevrolet	K30	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door
1980	Chevrolet	K30	6.6L 400Cu. In. V8 GAS OHV Naturally Aspirated	Scottsdale Crew Cab Pickup 4-Door	Gap 0.045 in; HD; VIN: R
1979	Chevrolet	K10	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Custom Deluxe Cab & Chassis 2-Door	Gap 0.045 in; w/Calif Emissions;
1974	GMC	Sprint	6.6L 6555CC 400Cu. In. V8 GAS OHV Naturally Aspirated	Custom Standard Cab Pickup 2-Door	Gap 0.035 in;
1973	Chevrolet	Nova	5.0L 5031CC 307Cu. In. V8 GAS OHV Naturally Aspirated	Base Hatchback 2-Door
1980	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Standard Cab Pickup 2-Door	Gap 0.045 in; w/Calif Emissions;
1973	Chevrolet	C20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1971	Chevrolet	C20 Pickup	4.8L 292Cu. In. l6 GAS Naturally Aspirated	Base	Gap 0.035 in;
1973	GMC	G25/G2500 Van	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Vandura	Gap 0.035 in;
1978	Chevrolet	K20	5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated	Cheyenne Cab & Chassis 2-Door	Gap 0.045 in; HD; w/o Calif Emissions;
1972	Chevrolet	K20 Suburban	5.0L 307Cu. In. V8 GAS Naturally Aspirated	Base Sport Utility 3-Door	Gap 0.035 in;
1974	Chevrolet	G10 Van	7.4L 454Cu. In. V8 GAS Naturally Aspirated	Base	Gap 0.035 in;

12975 SW 132nd Street, Miami, FL 33186 | Office 305.971.4997 | Fax 305.971.4998