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Autolite AP145 Spark Plug

Autolite AP145 Spark Plug

$14.67 - $14.67
$14.67 Includes shipping
$14.67 - $14.67
$14.67 Includes shipping

Seller: PartCatalog (98.8% positive, 47359 ratings)

Brand: Autolite

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Condition: New

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Autolite AP145 Spark Plug

Autolite® Platinum Spark Plugs are manufactured to deliver greater durability compared to standard copper plugs. Autolite® Platinum Spark Plugs provide easier starts, quicker acceleration, and improved fuel economy. Autolite® spark plugs are the best alternative to OE spark plugs, offering OE form, fit and function for all makes and models, both foreign and domestic, at a value price. Autolite provides the automotive aftermarket and original equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs.

Vehicle Compatibility Chart

✅ Compatible with 1000 vehicles
Year Make Model Liters Cylinders Fuel Type Notes
1990 Chevrolet P30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1990 GMC P3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1989 Chevrolet P20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1989 Chevrolet P30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1989 Chevrolet P30 7.4L V8 Spark Plug Gap: 0.035 inch (0.9 mm)
1989 Chevrolet R3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1989 Chevrolet V3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1989 GMC P2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1989 GMC P3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1989 GMC P3500 7.4L V8 Spark Plug Gap: 0.035 inch (0.9 mm)
1989 GMC R3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1989 GMC V3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1988 Chevrolet P20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1988 Chevrolet P30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1988 Chevrolet P30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1988 Chevrolet R20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1988 Chevrolet R30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1988 Chevrolet R30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1988 Chevrolet V30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1988 Chevrolet V30 5.7L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1988 Chevrolet V30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1988 GMC P3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1988 GMC P3500 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1988 GMC R2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1988 GMC R3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1988 GMC R3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1988 GMC V3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1988 GMC V3500 5.7L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1988 GMC V3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1987 Chevrolet P20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1987 Chevrolet P30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1987 Chevrolet P30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1987 Chevrolet R20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1987 Chevrolet R30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1987 Chevrolet R30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1987 Chevrolet V20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1987 Chevrolet V30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1987 Chevrolet V30 5.7L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1987 Chevrolet V30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1987 GMC P2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1987 GMC P3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1987 GMC P3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1987 GMC R2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1987 GMC R3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1987 GMC R3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1987 GMC V2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1987 GMC V3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1987 GMC V3500 5.7L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1987 GMC V3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1986 Chevrolet C20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1986 Chevrolet C20 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1986 Chevrolet C20 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1986 Chevrolet C30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1986 Chevrolet C30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1986 Chevrolet K20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1986 Chevrolet K30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1986 Chevrolet K30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1986 Chevrolet P20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1986 Chevrolet P30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1986 Chevrolet P30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1986 GMC C2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1986 GMC C2500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1986 GMC C2500 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1986 GMC C3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1986 GMC C3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1986 GMC K2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1986 GMC K3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1986 GMC K3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1986 GMC P2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1986 GMC P3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1986 GMC P3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1985 Chevrolet C20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1985 Chevrolet C20 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1985 Chevrolet C20 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1985 Chevrolet C30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1985 Chevrolet C30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1985 Chevrolet K20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1985 Chevrolet K20 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1985 Chevrolet K30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1985 Chevrolet K30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1985 Chevrolet P20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1985 Chevrolet P30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1985 Chevrolet P30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1985 GMC C2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1985 GMC C2500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1985 GMC C2500 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1985 GMC C3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1985 GMC C3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1985 GMC K2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1985 GMC K3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1985 GMC K3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1985 GMC P2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1985 GMC P3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1985 GMC P3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1984 Chevrolet C20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 Chevrolet C20 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1984 Chevrolet C20 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1984 Chevrolet C30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 Chevrolet C30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1984 Chevrolet K20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 Chevrolet K30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 Chevrolet K30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1984 Chevrolet K5 Blazer 5.7L V8 .045"/1.1mm; Heavy Duty Spark Plug
1984 Chevrolet P20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 Chevrolet P30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 Chevrolet P30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1984 GMC C2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 GMC C2500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1984 GMC C2500 Suburban 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 GMC C2500 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1984 GMC C3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 GMC C3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1984 GMC K2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 GMC K2500 Suburban 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 GMC K3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 GMC K3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1984 GMC P2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 GMC P3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1984 GMC P3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 Chevrolet C20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1983 Chevrolet C20 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 Chevrolet C20 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 Chevrolet C30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1983 Chevrolet C30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 Chevrolet K20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1983 Chevrolet K30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1983 Chevrolet K30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 Chevrolet K5 Blazer 5.7L V8 .045"/1.1mm; Heavy Duty Spark Plug
1983 Chevrolet P20 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 Chevrolet P30 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 Chevrolet P30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 GMC C2500 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 GMC C2500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 GMC C2500 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 GMC C3500 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 GMC C3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 GMC K2500 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 GMC K3500 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 GMC K3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 GMC P2500 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 GMC P3500 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1983 GMC P3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 Chevrolet C20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1982 Chevrolet C20 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 Chevrolet C20 Suburban 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1982 Chevrolet C20 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 Chevrolet C30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1982 Chevrolet C30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 Chevrolet K20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1982 Chevrolet K20 Suburban 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1982 Chevrolet K30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1982 Chevrolet K30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 Chevrolet K5 Blazer 5.7L V8 .045"/1.1mm; Heavy Duty Spark Plug
1982 Chevrolet P20 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 Chevrolet P30 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 Chevrolet P30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 GMC C2500 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 GMC C2500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 GMC C2500 Suburban 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 GMC C2500 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 GMC C3500 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 GMC C3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 GMC K2500 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 GMC K2500 Suburban 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 GMC K3500 4.8L L6 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 GMC K3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1982 GMC P2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1982 GMC P3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1982 GMC P3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1981 Chevrolet C20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 Chevrolet C20 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1981 Chevrolet C20 Suburban 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 Chevrolet C20 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1981 Chevrolet C30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 Chevrolet C30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1981 Chevrolet K20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 Chevrolet K20 Suburban 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 Chevrolet K30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 Chevrolet K30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1981 Chevrolet K5 Blazer 5.7L V8 .045"/1.1mm; Heavy Duty Spark Plug
1981 Chevrolet P20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 Chevrolet P30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 Chevrolet P30 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1981 GMC C2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 GMC C2500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1981 GMC C2500 Suburban 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 GMC C2500 Suburban 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1981 GMC C3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 GMC C3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1981 GMC Jimmy 5.7L V8 .045"/1.1mm; Heavy Duty Spark Plug
1981 GMC K2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 GMC K2500 Suburban 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 GMC K3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 GMC K3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1981 GMC P2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 GMC P3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1981 GMC P3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1980 Chevrolet C10 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 Chevrolet C10 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet C10 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet C10 Suburban 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet C20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 Chevrolet C20 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet C20 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet C20 Suburban 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 Chevrolet C20 Suburban 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet C20 Suburban 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet C30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 Chevrolet C30 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet G20 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet G30 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet K10 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 Chevrolet K10 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet K10 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet K20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 Chevrolet K20 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet K20 Suburban 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 Chevrolet K20 Suburban 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet K30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 Chevrolet K30 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet K30 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 Chevrolet K5 Blazer 5.7L V8 Spark Plug Fitment: .035"/0.9mm Heavy Duty
1980 Chevrolet P10 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 Chevrolet P20 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 Chevrolet P30 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 Chevrolet P30 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC C1500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 GMC C1500 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC C1500 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC C1500 Suburban 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC C2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 GMC C2500 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC C2500 Suburban 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 GMC C2500 Suburban 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC C2500 Suburban 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC C3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 GMC C3500 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC G2500 6.6L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1980 GMC G3500 6.6L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1980 GMC Jimmy 5.7L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC K1500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 GMC K1500 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC K1500 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC K1500 Suburban 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC K2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 GMC K2500 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC K2500 Suburban 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 GMC K2500 Suburban 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC K3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 GMC K3500 6.6L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC K3500 7.4L V8 .045"/1.1mm; Heavy Duty Spark Plug
1980 GMC P1500 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 GMC P2500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 GMC P3500 4.8L L6 Spark Plug Gap: 0.035 inch (0.9 mm)
1980 GMC P3500 7.4L V8 Spark Plug recommended gap: 0.045" or 1.1mm.
1979 Chevrolet C10 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 Chevrolet C10 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1979 Chevrolet C10 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet C10 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet C10 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1979 Chevrolet C10 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet C20 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1979 Chevrolet C20 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet C20 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet C20 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 Chevrolet C20 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1979 Chevrolet C20 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet C20 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet C30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 Chevrolet C30 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1979 Chevrolet C30 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet El Camino 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet G10 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet G20 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet G20 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet G30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 Chevrolet G30 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet G30 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet K10 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1979 Chevrolet K10 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet K10 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1979 Chevrolet K10 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet K20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 Chevrolet K20 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1979 Chevrolet K20 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet K20 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 Chevrolet K20 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1979 Chevrolet K20 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet K30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 Chevrolet K30 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1979 Chevrolet K30 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet K5 Blazer 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1979 Chevrolet K5 Blazer 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet P10 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 Chevrolet P20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 Chevrolet P20 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet P20 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet P30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 Chevrolet P30 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 Chevrolet P30 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C1500 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 GMC C1500 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C1500 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C1500 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C1500 Suburban 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C1500 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C2500 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C2500 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C2500 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C2500 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 GMC C2500 Suburban 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C2500 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C3500 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 GMC C3500 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C3500 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC C3500 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC Caballero 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC G1500 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC G1500 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC G2500 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC G2500 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC G3500 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC G3500 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC Jimmy 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC Jimmy 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC K1500 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC K1500 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC K1500 Suburban 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC K1500 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC K2500 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 GMC K2500 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC K2500 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC K2500 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 GMC K2500 Suburban 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC K2500 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC K3500 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 GMC K3500 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC K3500 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC K3500 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC P1500 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 GMC P1500 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC P2500 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 GMC P2500 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC P3500 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1979 GMC P3500 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1979 GMC P3500 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C10 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 Chevrolet C10 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C10 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 Chevrolet C10 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C10 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C10 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C10 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 Chevrolet C10 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 Chevrolet C20 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C20 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 Chevrolet C20 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C20 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C20 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 Chevrolet C20 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C20 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 Chevrolet C20 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C20 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 Chevrolet C30 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C30 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 Chevrolet C30 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet C30 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet El Camino 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet G10 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet G10 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet G20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 Chevrolet G20 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet G20 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet G30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 Chevrolet G30 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet G30 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet G30 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K10 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K10 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 Chevrolet K10 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K10 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K10 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 Chevrolet K10 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 Chevrolet K20 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K20 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 Chevrolet K20 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K20 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K20 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 Chevrolet K20 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K20 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 Chevrolet K20 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 Chevrolet K30 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 Chevrolet K30 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K5 Blazer 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K5 Blazer 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 Chevrolet K5 Blazer 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet K5 Blazer 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 Chevrolet P10 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 Chevrolet P10 5.7L V8 Fitment: Except California; .045 Gap; Heavy Duty
1978 Chevrolet P20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 Chevrolet P20 5.7L V8 Fitment: Except California; .045 Gap; Heavy Duty
1978 Chevrolet P30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 Chevrolet P30 5.7L V8 Fitment: Except California; .045 Gap; Heavy Duty
1978 Chevrolet P30 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C15 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 GMC C15 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C15 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 GMC C15 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C15 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C15 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C15 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1978 GMC C15 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C25 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 GMC C25 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C25 5.7L V8 Except California; .035 Gap; Heavy Duty
1978 GMC C25 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C25 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C25 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 GMC C25 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C25 Suburban 5.7L V8 Except California; .035 Gap; Heavy Duty
1978 GMC C25 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C25 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C35 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 GMC C35 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C35 5.7L V8 Except California; .035 Gap; Heavy Duty
1978 GMC C35 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC C35 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC Caballero 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC G15 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC G15 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC G25 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 GMC G25 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC G25 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC G35 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 GMC G35 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC G35 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC Jimmy 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC Jimmy 5.7L V8 Fitment: Except California; .045 Gap; Heavy Duty
1978 GMC Jimmy 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC K15 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC K15 5.7L V8 Except California; .035 Gap; Heavy Duty
1978 GMC K15 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC K15 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC K15 Suburban 5.7L V8 Except California; .035 Gap; Heavy Duty
1978 GMC K15 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC K25 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 GMC K25 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC K25 5.7L V8 Except California; .035 Gap; Heavy Duty
1978 GMC K25 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC K25 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC K25 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 GMC K25 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC K25 Suburban 5.7L V8 Except California; .035 Gap; Heavy Duty
1978 GMC K25 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC K35 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 GMC K35 5.7L V8 Except California; .035 Gap; Heavy Duty
1978 GMC K35 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1978 GMC P15 Recommended spark plug gap size is 0.035 inch.
1978 GMC P25 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 GMC P25 5.7L V8 Fitment: Except California; .045 Gap; Heavy Duty
1978 GMC P35 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1978 GMC P35 5.7L V8 Fitment: Except California; .045 Gap; Heavy Duty
1978 GMC P35 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C10 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 Chevrolet C10 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C10 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1977 Chevrolet C10 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C10 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C10 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C10 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1977 Chevrolet C10 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 Chevrolet C20 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C20 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1977 Chevrolet C20 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C20 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C20 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 Chevrolet C20 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C20 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1977 Chevrolet C20 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C20 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 Chevrolet C30 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1977 Chevrolet C30 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet C30 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet G10 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet G10 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet G20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 Chevrolet G20 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet G20 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet G30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 Chevrolet G30 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet G30 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K10 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K10 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1977 Chevrolet K10 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K10 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K10 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1977 Chevrolet K10 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 Chevrolet K20 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K20 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1977 Chevrolet K20 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K20 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K20 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 Chevrolet K20 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K20 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1977 Chevrolet K20 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 Chevrolet K30 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1977 Chevrolet K30 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K30 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K5 Blazer 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K5 Blazer 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1977 Chevrolet K5 Blazer 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet K5 Blazer 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet P10 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 Chevrolet P10 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet P10 6.6L V8 0.045 inch gap
1977 Chevrolet P20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 Chevrolet P20 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet P30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 Chevrolet P30 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1977 Chevrolet P30 7.4L V8 0.045 inch gap
1977 GMC C15 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 GMC C15 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC C15 5.7L V8 Except California; .035 Gap; Heavy Duty
1977 GMC C15 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC C15 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC C15 Suburban 5.7L V8 Except California; .035 Gap; Heavy Duty
1977 GMC C15 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC C25 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 GMC C25 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC C25 5.7L V8 Except California; .035 Gap; Heavy Duty
1977 GMC C25 6.6L V8 Fitment: Except California; .045 Gap; Heavy Duty
1977 GMC C25 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC C25 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 GMC C25 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC C25 Suburban 5.7L V8 Except California; .035 Gap; Heavy Duty
1977 GMC C25 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC C35 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 GMC C35 5.7L V8 Except California; .035 Gap; Heavy Duty
1977 GMC C35 6.6L V8 Fitment: Except California; .045 Gap; Heavy Duty
1977 GMC C35 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC G15 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC G15 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC G25 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 GMC G25 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC G25 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC G35 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 GMC G35 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC G35 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC Jimmy 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC Jimmy 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC Jimmy 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC K15 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC K15 5.7L V8 Except California; .035 Gap; Heavy Duty
1977 GMC K15 6.6L V8 Fitment: Except California; .045 Gap; Heavy Duty
1977 GMC K15 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC K15 Suburban 5.7L V8 Except California; .035 Gap; Heavy Duty
1977 GMC K15 Suburban 6.6L V8 Fitment: Except California; .045 Gap; Heavy Duty
1977 GMC K25 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 GMC K25 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC K25 5.7L V8 Except California; .035 Gap; Heavy Duty
1977 GMC K25 6.6L V8 Fitment: Except California; .045 Gap; Heavy Duty
1977 GMC K25 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC K25 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 GMC K25 Suburban 5.0L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC K25 Suburban 5.7L V8 Except California; .035 Gap; Heavy Duty
1977 GMC K25 Suburban 6.6L V8 Fitment: Except California; .045 Gap; Heavy Duty
1977 GMC K25 Suburban 7.4L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC K35 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 GMC K35 5.7L V8 Except California; .035 Gap; Heavy Duty
1977 GMC K35 6.6L V8 Fitment: Except California; .045 Gap; Heavy Duty
1977 GMC P15 Recommended spark plug gap size is 0.035 inch.
1977 GMC P25 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 GMC P25 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC P35 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1977 GMC P35 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1977 GMC P35 7.4L V8 0.045 inch gap
1976 Chevrolet C10 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 Chevrolet C10 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 Chevrolet C10 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet C10 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 Chevrolet C20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 Chevrolet C20 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 Chevrolet C20 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet C20 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 Chevrolet C20 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 Chevrolet C20 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet C30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 Chevrolet C30 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 Chevrolet C30 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet G10 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet G10 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet G20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 Chevrolet G20 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet G20 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet G30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 Chevrolet G30 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet G30 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet K10 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 Chevrolet K10 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 Chevrolet K10 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet K10 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 Chevrolet K10 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet K20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 Chevrolet K20 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 Chevrolet K20 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet K20 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 Chevrolet K20 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 Chevrolet K20 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet K5 Blazer 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 Chevrolet K5 Blazer 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet P10 Recommended spark plug gap size is 0.035 inch.
1976 Chevrolet P20 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 Chevrolet P20 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet P20 7.4L V8 0.045 inch gap
1976 Chevrolet P30 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 Chevrolet P30 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1976 Chevrolet P30 6.6L V8 0.045 inch gap
1976 Chevrolet P30 7.4L V8 0.045 inch gap
1976 GMC C15 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 GMC C15 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 GMC C15 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC C15 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 GMC C25 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 GMC C25 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 GMC C25 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC C25 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 GMC C25 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 GMC C35 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 GMC C35 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 GMC C35 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC G15 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC G15 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC G25 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 GMC G25 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC G25 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC G35 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 GMC G35 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC G35 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC Jimmy 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC Jimmy 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC K15 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 GMC K15 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 GMC K15 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC K15 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 GMC K15 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC K25 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 GMC K25 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 GMC K25 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC K25 Suburban 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 GMC K25 Suburban 5.7L V8 .035 Gap, Heavy Duty Spark Plug
1976 GMC K25 Suburban 6.6L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC P15 Recommended spark plug gap size is 0.035 inch.
1976 GMC P25 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 GMC P25 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC P35 4.8L L6 Recommended spark plug gap size is 0.035 inch.
1976 GMC P35 5.7L V8 Spark Plug: .045 Gap; Heavy Duty
1976 GMC P35 7.4L V8 0.045 inch gap
1975 Chevrolet C10 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet C10 5.7L V8 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet C10 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet C10 Suburban 5.7L V8 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet C10 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet C20 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet C20 5.7L V8 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet C20 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet C20 Suburban 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet C20 Suburban 5.7L V8 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet C20 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet C30 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet C30 5.7L V8 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet C30 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet G10 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet G20 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet G20 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet G20 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet G30 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet G30 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet G30 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet G30 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet K10 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet K10 5.7L V8 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet K10 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet K10 Suburban 5.7L V8 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet K10 Suburban 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet K20 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet K20 5.7L V8 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet K20 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet K20 Suburban 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet K20 Suburban 5.7L V8 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet K20 Suburban 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet K5 Blazer 5.7L V8 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet K5 Blazer 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet P10 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet P10 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet P20 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet P20 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1975 Chevrolet P30 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 Chevrolet P30 5.7L V8 Spark plug gap of .035 for light duty vehicles.
1975 Chevrolet P30 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC C15 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 GMC C15 5.7L V8 Without high energy ignition; .035 Gap
1975 GMC C15 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC C15 Suburban 5.7L V8 Without high energy ignition; .035 Gap
1975 GMC C15 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC C25 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 GMC C25 5.7L V8 Without high energy ignition; .035 Gap
1975 GMC C25 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC C25 Suburban 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 GMC C25 Suburban 5.7L V8 Without high energy ignition; .035 Gap
1975 GMC C25 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC C35 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 GMC C35 5.7L V8 Without high energy ignition; .035 Gap
1975 GMC C35 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC G15 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC G25 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 GMC G25 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC G25 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC G25 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC G35 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 GMC G35 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC G35 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC Jimmy 5.7L V8 Spark plug gap of .035 for light duty vehicles.
1975 GMC Jimmy 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC K15 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 GMC K15 5.7L V8 Without high energy ignition; .035 Gap
1975 GMC K15 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC K15 Suburban 5.7L V8 Without high energy ignition; .035 Gap
1975 GMC K15 Suburban 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC K25 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 GMC K25 5.7L V8 Without high energy ignition; .035 Gap
1975 GMC K25 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC K25 Suburban 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 GMC K25 Suburban 5.7L V8 Without high energy ignition; .035 Gap
1975 GMC K25 Suburban 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC P15 Without high energy ignition; .035 Gap; Heavy Duty
1975 GMC P25 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 GMC P25 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC P35 4.8L L6 Without high energy ignition; .035 Gap; Heavy Duty
1975 GMC P35 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1975 GMC P35 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet Blazer 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet Blazer 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet Blazer 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet C10 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet C10 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet C10 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet C10 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet C10 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet C10 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet C20 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet C20 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet C20 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet C20 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet C20 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet C20 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet C30 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet C30 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet C30 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet El Camino 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet El Camino 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet El Camino 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet G10 Van 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet G10 Van 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet G10 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet G20 Van 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet G20 Van 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet G20 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet G30 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet G30 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet K10 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet K10 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet K10 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet K10 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet K10 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet K10 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet K20 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet K20 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet K20 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet K20 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet K20 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet K20 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet K30 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet K30 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 Chevrolet K30 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet P20 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet P30 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1974 Chevrolet P30 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC C15/C1500 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 GMC C15/C1500 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 GMC C15/C1500 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC C15/C1500 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 GMC C15/C1500 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 GMC C15/C1500 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC C25/C2500 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 GMC C25/C2500 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 GMC C25/C2500 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC C25/C2500 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 GMC C25/C2500 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 GMC C25/C2500 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC C35/C3500 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 GMC C35/C3500 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 GMC C35/C3500 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC G15/G1500 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC G25/G2500 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC G35/G3500 Van 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 GMC G35/G3500 Van 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 GMC G35/G3500 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC Jimmy 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC Jimmy 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC K15/K1500 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 GMC K15/K1500 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 GMC K15/K1500 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC K15/K1500 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 GMC K15/K1500 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 GMC K15/K1500 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC K25/K2500 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 GMC K25/K2500 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 GMC K25/K2500 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC K25/K2500 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 GMC K25/K2500 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 GMC K25/K2500 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC K35/K3500 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1974 GMC K35/K3500 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1974 GMC K35/K3500 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC P25/P2500 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC P35/P3500 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC P35/P3500 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC Sprint 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC Sprint 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1974 GMC Sprint 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet Blazer 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet Blazer 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet Blazer 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C10 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C10 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C10 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 Chevrolet C10 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C10 Suburban 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C10 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C10 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 Chevrolet C10 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C20 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C20 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C20 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 Chevrolet C20 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C20 Suburban 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C20 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C20 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 Chevrolet C20 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C30 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C30 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet C30 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 Chevrolet C30 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet El Camino 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet El Camino 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet El Camino 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet G10 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet G10 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet G10 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet G20 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet G20 Van 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet G20 Van 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 Chevrolet G20 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet G30 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet G30 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K10 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K10 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K10 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 Chevrolet K10 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K10 Suburban 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K10 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K10 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 Chevrolet K10 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K20 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K20 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K20 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 Chevrolet K20 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K20 Suburban 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K20 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K20 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 Chevrolet K20 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K30 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K30 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet K30 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 Chevrolet K30 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet P10 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet P10 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet P10 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet P20 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet P20 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet P20 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet P30 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet P30 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 Chevrolet P30 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC C15/C1500 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC C15/C1500 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 GMC C15/C1500 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 GMC C15/C1500 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC C15/C1500 Suburban 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC C15/C1500 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 GMC C15/C1500 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 GMC C15/C1500 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC C25/C2500 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC C25/C2500 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 GMC C25/C2500 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 GMC C25/C2500 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC C25/C2500 Suburban 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC C25/C2500 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 GMC C25/C2500 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 GMC C25/C2500 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC C35/C3500 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC C35/C3500 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 GMC C35/C3500 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 GMC C35/C3500 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC G15/G1500 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC G15/G1500 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC G25/G2500 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC G25/G2500 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC G35/G3500 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC G35/G3500 Van 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 GMC G35/G3500 Van 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 GMC G35/G3500 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC Jimmy 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC Jimmy 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC Jimmy 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC K15/K1500 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC K15/K1500 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 GMC K15/K1500 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 GMC K15/K1500 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC K15/K1500 Suburban 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC K15/K1500 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 GMC K15/K1500 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 GMC K15/K1500 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC K25/K2500 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC K25/K2500 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 GMC K25/K2500 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 GMC K25/K2500 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC K25/K2500 Suburban 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC K25/K2500 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 GMC K25/K2500 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 GMC K25/K2500 Suburban 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC K35/K3500 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC K35/K3500 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1973 GMC K35/K3500 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1973 GMC K35/K3500 Pickup 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC P15/P1500 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC P25/P2500 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC P25/P2500 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC P35/P3500 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC P35/P3500 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC P35/P3500 Van 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC Sprint 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC Sprint 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1973 GMC Sprint 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1973 Pontiac Ventura 5.0L V8 Spark plug with a 0.040 gap.
1972 Chevrolet Blazer 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet Blazer 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C10 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C10 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C10 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1972 Chevrolet C10 Pickup 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C10 Suburban 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C10 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C10 Suburban 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1972 Chevrolet C10 Suburban 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C20 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C20 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C20 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1972 Chevrolet C20 Pickup 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C20 Suburban 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C20 Suburban 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C20 Suburban 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C30 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C30 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet C30 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1972 Chevrolet C30 Pickup 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet El Camino 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet El Camino 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet El Camino 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet El Camino 7.4L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet G10 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet G10 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet G20 Van 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet G20 Van 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet G20 Van 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1972 Chevrolet G30 Van 5.7L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet K10 Pickup 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet K10 Pickup 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet K10 Pickup 5.7L V8 LPG Spark plug gap recommendation: 0.025 inch.
1972 Chevrolet K10 Pickup 6.6L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet K10 Suburban 5.0L V8 Recommended spark plug gap size is 0.035 inch.
1972 Chevrolet K10 Suburban 5.7L V8 GAS Recommended spark plug gap size is 0.035 inch.

Part Attributes

  • Platinum
  • Standard / Regular
  • Platinum
  • Stud
  • Nickel
  • 1
  • Tapered
  • Nickel
  • 16
  • 5/8"
  • Ceramic
  • Short
  • 0.040
  • 1.00
  • 0.433
  • 11.0
  • 4000
  • Yes
  • Tapered
  • 14.0

Part Interchanges

10, 121, 4000, 4323, 5029, ARF4