| Manufacture | Number |
| ACDelco | C43L |
| Denso | W16LS |
| Prestolite | 14RL4 |
| Motorcraft | AL5X |
| Champion Spark Plug | H8C |
| ACDelco | R43L |
| Motorcraft | ATL4 |
| ACDelco | CR43L |
| Motorcraft | ARL5 |
| Prestolite | 14L4 |
| Year | Make | Model | Engine | Notes |
| 1951 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Hornet | 5.0L 5048CC 308Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Hornet | 5.0L 5048CC 308Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Hornet | 5.0L 5048CC 308Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Hornet | 5.0L 5048CC 308Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 3.8L 3802CC 232Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 3.8L 3802CC 232Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 3.8L 3802CC 232Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 3.8L 3802CC 232Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1956 | Simca | Aronde | 1.3L 1294CC 79Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type H8C SPORT Gap .025 |
| 1957 | Simca | Aronde | 1.3L 1294CC 79Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type H8C SPORT Gap .025 |
| 1958 | Simca | Aronde | 1.3L 1294CC 79Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type H8C SPORT Gap .025 |
| 1959 | Simca | Aronde | 1.3L 1294CC 79Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type H8C SPORT Gap .025 |
| 1960 | Simca | Aronde | 1.3L 1294CC 79Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type H8C SPORT Gap .025 |
| 1961 | Simca | Aronde | 1.3L 1294CC 79Cu. In. l4 GAS OHV Naturally Aspirated | Plug Type H8C SPORT Gap .025 |
| 1955 | Harley Davidson | KH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1956 | Harley Davidson | KH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1957 | Harley Davidson | XL | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1958 | Harley Davidson | XL | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1959 | Harley Davidson | XL | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1954 | Panhard | Dyna | 0.8L 850CC 52Cu. In. H2 GAS OHV Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .025 |
| 1955 | Panhard | Dyna | 0.8L 850CC 52Cu. In. H2 GAS OHV Naturally Aspirated | Plug Type H8C NON-RESISTOR TYPE Gap .025 |
| 1955 | Harley Davidson | KHK | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1955 | Harley Davidson | KHRTT | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1956 | Harley Davidson | KHK | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1956 | Harley Davidson | KHRTT | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1957 | Harley Davidson | KHRTT | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1958 | Harley Davidson | XLC | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1958 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1958 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1958 | Harley Davidson | XLRTT | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1959 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1959 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1959 | Harley Davidson | XLR | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1959 | Harley Davidson | XLRTT | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1960 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1960 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1960 | Harley Davidson | XLR | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1960 | Harley Davidson | XLRTT | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1961 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1961 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1961 | Harley Davidson | XLRTT | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1962 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1962 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1962 | Harley Davidson | XLRTT | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1963 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1963 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1963 | Harley Davidson | XLRTT | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1964 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1964 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1964 | Harley Davidson | XLRTT | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1965 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1965 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1966 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1966 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1967 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1967 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1968 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1968 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1969 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1969 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1970 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1970 | Harley Davidson | XLH900 | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1971 | Harley Davidson | XLCH | -L 900CC -- | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1961 | Simca | Aronde | 1.3L 1290CC 79Cu. In. L4 GAS Naturally Aspirated | Plug Type H8C SPORT Gap .025 |
| 1952 | Harley Davidson | K | -L 750CC -- | Plug Type H8C Gap .030 |
| 1953 | Harley Davidson | K | -L 750CC -- | Plug Type H8C Gap .030 |
| 1954 | Harley Davidson | K | -L 750CC -- | Plug Type H8C Gap .030 |
| 1961 | Renault | Gordini | 0.8L 845CC 52Cu. In. L4 GAS Naturally Aspirated | Plug Type H8C Gap .025 |
| 1962 | Renault | Gordini | 0.8L 845CC 52Cu. In. L4 GAS Naturally Aspirated | Plug Type H8C Gap .025 |
| Year | Make | Model | Engine | Trim | Notes |
| 1951 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Base Convertible 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Base Coupe 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Base Sedan 4-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Convertible 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Coupe 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Sedan 4-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Hornet | 5.0L 5048CC 308Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Hornet | 5.0L 5048CC 308Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Convertible 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Hornet | 5.0L 5048CC 308Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Coupe 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1951 | Hudson | Hornet | 5.0L 5048CC 308Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Sedan 4-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Base Convertible 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Base Coupe 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.2L 4163CC 254Cu. In. l8 GAS L-HEAD Naturally Aspirated | Base Sedan 4-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Convertible 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Coupe 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Commodore Series | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Sedan 4-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 3.8L 3802CC 232Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 3.8L 3802CC 232Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Convertible 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 3.8L 3802CC 232Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Coupe 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 3.8L 3802CC 232Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Sedan 4-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Convertible 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Coupe 2-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1952 | Hudson | Wasp | 4.3L 4293CC 262Cu. In. l6 GAS L-HEAD Naturally Aspirated | Base Sedan 4-Door | Plug Type H8C NON-RESISTOR TYPE Gap .032 |
| 1956 | Simca | Aronde | 1.3L 1294CC 79Cu. In. l4 GAS OHV Naturally Aspirated | Base | Plug Type H8C SPORT Gap .025 |
| 1957 | Simca | Aronde | 1.3L 1294CC 79Cu. In. l4 GAS OHV Naturally Aspirated | Base | Plug Type H8C SPORT Gap .025 |
| 1958 | Simca | Aronde | 1.3L 1294CC 79Cu. In. l4 GAS OHV Naturally Aspirated | Base | Plug Type H8C SPORT Gap .025 |
| 1959 | Simca | Aronde | 1.3L 1294CC 79Cu. In. l4 GAS OHV Naturally Aspirated | Base | Plug Type H8C SPORT Gap .025 |
| 1960 | Simca | Aronde | 1.3L 1294CC 79Cu. In. l4 GAS OHV Naturally Aspirated | Base | Plug Type H8C SPORT Gap .025 |
| 1961 | Simca | Aronde | 1.3L 1294CC 79Cu. In. l4 GAS OHV Naturally Aspirated | Base | Plug Type H8C SPORT Gap .025 |
| 1955 | Harley Davidson | KH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1956 | Harley Davidson | KH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1957 | Harley Davidson | XL | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1958 | Harley Davidson | XL | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1959 | Harley Davidson | XL | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1954 | Panhard | Dyna | 0.8L 850CC 52Cu. In. H2 GAS OHV Naturally Aspirated | Base | Plug Type H8C NON-RESISTOR TYPE Gap .025 |
| 1955 | Panhard | Dyna | 0.8L 850CC 52Cu. In. H2 GAS OHV Naturally Aspirated | Base | Plug Type H8C NON-RESISTOR TYPE Gap .025 |
| 1955 | Harley Davidson | KHK | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1955 | Harley Davidson | KHRTT | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1956 | Harley Davidson | KHK | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1956 | Harley Davidson | KHRTT | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1957 | Harley Davidson | KHRTT | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1958 | Harley Davidson | XLC | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1958 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1958 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1958 | Harley Davidson | XLRTT | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1959 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1959 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1959 | Harley Davidson | XLR | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1959 | Harley Davidson | XLRTT | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1960 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1960 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1960 | Harley Davidson | XLR | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1960 | Harley Davidson | XLRTT | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1961 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1961 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1961 | Harley Davidson | XLRTT | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1962 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1962 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1962 | Harley Davidson | XLRTT | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1963 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1963 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1963 | Harley Davidson | XLRTT | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1964 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1964 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1964 | Harley Davidson | XLRTT | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1965 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1965 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1966 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1966 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1967 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1967 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1968 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1968 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1969 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1969 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1970 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1970 | Harley Davidson | XLH900 | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1971 | Harley Davidson | XLCH | -L 900CC -- | Base | Plug Type H8C NON-RESISTOR TYPE Gap .032 OE Type |
| 1961 | Simca | Aronde | 1.3L 1290CC 79Cu. In. L4 GAS Naturally Aspirated | Base | Plug Type H8C SPORT Gap .025 |
| 1952 | Harley Davidson | K | -L 750CC -- | Base | Plug Type H8C Gap .030 |
| 1953 | Harley Davidson | K | -L 750CC -- | Base | Plug Type H8C Gap .030 |
| 1954 | Harley Davidson | K | -L 750CC -- | Base | Plug Type H8C Gap .030 |
| 1961 | Renault | Gordini | 0.8L 845CC 52Cu. In. L4 GAS Naturally Aspirated | Base | Plug Type H8C Gap .025 |
| 1962 | Renault | Gordini | 0.8L 845CC 52Cu. In. L4 GAS Naturally Aspirated | Base | Plug Type H8C Gap .025 |