HEADER,SBC,1 5/8",78-87 GM G-BODY,LONG TUBE,3",CERAMIC HOT COATED Adjusting Nuts Only *1973-74 BUICK APOLLO

*1973-74 BUICK APOLLO

Dual 1-3/8" breather tubes on the left side

OUTPUT SHAFT TYPE: 3/4" 36-SPLINE

SOUTHWEST SPEED ZINC POWER BRAKE BOOSTER (#300-7962)

HEADER,SBC,1 5/8",78-87 GM G-BODY,LONG TUBE,3",CERAMIC HOT COATED Adjusting Nuts Only *1973-74 BUICK APOLLOBrand New Pair of Southwest Speed Ceramic Hot Coated Performance Long Tube Headers for 1978 1987 GM Passenger Cars with Small Block Chevy 265 400 Cu. In. Engines (Part #440 2258). This pair of Southwest Speed Performance Long Tube Headers offer an immediate increase in performance by eliminating backpressure, improving exhaust flow, and building more horsepower. The consistent tubing diameter contributes to the smooth air flow and greater exhaust