Do Not Use with Federal or H5D Emissions System Heavy Duty with Single Exhaust without Converter 4BBL Wheel Base 131.5 In.
1981 Chevrolet C20 equipped with 5.7L V8 Gas OHV
Do Not Use with Federal or H5D Emissions System Heavy Duty with Single Exhaust without Converter 4BBL Wheel Base 131.5 In.
1 Per Vehicle
1981 Chevrolet C20 equipped with 4.8L L6 Gas OHV
1
Before 01/01/1985 Do Not Use with Federal or H5D Emissions System without Catalytic Converter Wheel Base 131.5 In.
1981 Chevrolet C20 equipped with 4.8L L6 Gas OHV
Before 01/01/1985 Do Not Use with Federal or H5D Emissions System without Catalytic Converter Wheel Base 131.5 In.
1 Per Vehicle
1981 Chevrolet C20 equipped with 4.1L L6 Gas OHV
1
with Single Catalytic Converter Wheel Base 131.5 In.
1981 Chevrolet C20 equipped with 4.1L L6 Gas OHV
with Single Catalytic Converter Wheel Base 131.5 In.
1 Per Vehicle
1981 Chevrolet C20 equipped with 5.7L V8 Gas OHV
1
with Converter with Single Exhaust Wheel Base 131.5 In. RWD
1981 Chevrolet C20 equipped with 5.7L V8 Gas OHV
with Converter with Single Exhaust Wheel Base 131.5 In. RWD
