Headers, Dougs, 1968-72 Chevrolet A-Body 396-502, 2-1/8", Full Length

1968-72 Chevrolet Headers, (Big Block, 2-1/8", Long Tube, No A/C), by Doug’s Headers®

2.125-inch primary tubes, 3.5-inch collectors and steel long-tube construction.

Doug’s Headers® long-tube headers use 2.125-inch primary tubes and 3.5-inch collectors. The steel tubes meet 3/8-inch head flanges, and the pair includes header gaskets and mounting hardware. Choose metallic ceramic, high-temperature black or raw steel according to the selected option.

• Construction: steel long-tube headers; 16-gauge tubing and 3/8-inch head flanges. • Primary tube diameter: 2.125 inches; collector diameter: 3.5 inches. • Collector connection: 3-Bolt Flange; exhaust-port shape: Round. • Finish options: metallic ceramic, high-temperature black, raw steel. • Supplied as a left/right pair with header gaskets and mounting bolts. • One primary tube passes over each frame rail; Use big-block engine mounts and frame stands; Without air conditioning. • Fitment: 1968–70 Chevrolet Chevelle & El Camino: 396 cu. in; 1970–72 Chevrolet Chevelle: 402, 454 cu. in; 1970–72 Chevrolet El Camino: 454 cu. in; 1970–72 Chevrolet El Camino: 402 cu. in.