Long Tube Headers for 55-57 Chevy 396-502 BBC 2in Primary Ceramic Coated D354 gauges-clusters-and-clocks 7 V8 1987 Chevrolet V10

7 V8 1987 Chevrolet V10 305/5 V8 1975 - 1978 GMC G25 400/6

6 V8 1988 - 1995 GMC K2500 305/5 V8 1957 Chevrolet One-Fifty Series 283/4

7L V8 1965 - 1966 Chevrolet Impala Base 396/6

1975-1981 Pontiac LeMans 305 CID

1975-1980 Oldsmobile Cutlass 260 CID

Long Tube Headers for 55-57 Chevy 396-502 BBC 2in Primary Ceramic Coated D354 gauges-clusters-and-clocks 7 V8 1987 Chevrolet V10Overview: 55 57 Chevy BBC Long Tube Silver Ctd Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest quality header on the market. Features: 3 8" Thick machined flanges to prevent warping Precision formed long transition collectors and long tube design reduces backpressure