Autolite Copper Core Spark Plug, Resistor Fits select: 1972-1979 CHEVROLET C10, 1976-1977 CHEVROLET BLAZER

Spark Plug Spark Plug - 14 mm Thread - 0.460 in Reach - Tapered Seat - Resistor - Each - Outdoor (Y/N): No - Item Weight: 0.1 - Item Depth: 3.5 - Number of Pieces: 1 - Item Height: 1.05 - Item Width: 1.1

Autolite Copper Core Spark Plug, Resistor Copper-glass seal bonded insulator, terminal post, and center electrode provide a tight seal that is 100 percent leak-proof Multi-rib insulator reduces danger of "flash-over" to prevent misfires Full copper core electrode improves heat transfer and optimizes plug life Copper core center electrode provides higher thermal conductivity Fits Select: 1972 CHEVROLET C10 8 Cyl L 1973-1979 CHEVROLET C10 8 Cyl 5.7 L 1973-1974,1976-1977,1981-1984 CHEVROLET BLAZER 8 Cyl 5.7 L 1973-1975,1977-1979 CHEVROLET K10 8 Cyl 5.7 L 1972 CHEVROLET C20 8 Cyl L 1972 CHEVROLET BLAZER 8 Cyl L 1972 CHEVROLET K10 8 Cyl L 1972-1974,1979 CHEVROLET EL CAMINO 8 Cyl 5.7 L 1973-1979 CHEVROLET K20 8 Cyl 5.7 L 1973-1979 CHEVROLET C20 8 Cyl 5.7 L 1972 GMC C1500 8 Cyl L 1972 CHEVROLET K20 8 Cyl L 1973-1979,1985-1986 CHEVROLET C30 8 Cyl 5.7 L 1978 CHEVROLET EL CAMINO 8 Cyl 5 L 1987-1988 CHEVROLET R30 8 Cyl 7.4 L 1973-1979 GMC C1500 8 Cyl 5.7 L 1973-1974,1976-1979 CHEVROLET SPORTVAN 8 Cyl 5.7 L 1973-1979 GMC K1500 8 Cyl 5.7 L 1981-1990 CHEVROLET P30 8 Cyl 7.4 L 1972 CHEVROLET C30 8 Cyl L 1980-1984 CHEVROLET C30 8 Cyl 7.4 L 1989 CHEVROLET R3500 8 Cyl 7.4 L 1973-1977 CHEVROLET VAN 8 Cyl 5.7 L 1972 GMC C2500 8 Cyl L 1986 CHEVROLET D30 8 Cyl 7.4 L and more - add your vehicle to our fit widget to check