JBA 65-86 GM Truck 265-400 Carbureted w/A.I.R. 1-5/8in Primary Raw 409SS Cat4Ward Header

JBA Cat4Ward® Header 65-86 GM Truck 265-400 Carbureted W/O A.I.R. 1 5/8" Primary Raw 409 1830S-6 GM 65-86 Truck 5.0/5.7L w/Carb Fits Chevrolet Blazer Base 1969 Chevrolet Blazer Base 1970 Chevrolet Blazer Base 1971 Chevrolet Blazer Base 1972 Chevrolet Blazer Base 1973 Chevrolet Blazer Base 1974 Chevrolet Blazer Custom Deluxe 1987 Chevrolet Blazer Silverado 1987 Chevrolet C10 Big Ten 1978 Chevrolet C10 Big Ten 1979 Chevrolet C10 Big Ten 1980 Chevrolet C10 Cheyenne 1975 Chevrolet C10 Cheyenne 1976 Chevrolet C10 Cheyenne 1977 Chevrolet C10 Cheyenne 1978 Chevrolet C10 Cheyenne 1979 Chevrolet C10 Cheyenne 1980 Chevrolet C10 Cheyenne 1981 Chevrolet C10 Custom 1981 Chevrolet C10 Custom 1982 Chevrolet C10 Custom 1983 Chevrolet C10 Custom 1984 Chevrolet C10 Custom 1985 Chevrolet C10 Custom 1986 Chevrolet C10 Custom Deluxe 1975 Chevrolet C10 Custom Deluxe 1976 Chevrolet C10 Custom Deluxe 1977 Chevrolet C10 Custom Deluxe 1978 Chevrolet C10 Custom Deluxe 1979 Chevrolet C10 Custom Deluxe 1980 Chev