Doug's Headers Full Length Headers 2-1/8" Primary 3.500" Diameter Collector Steel - Ceramic Brake Duct 380" long Hi-Tech 3/8" diameter

380" long Hi-Tech 3/8" diameter pushrod is 37% stiffer than

10 in Long x 6 in Wide

especially those with flat tappet

without binding or over centering the linkage

Doug's Headers Full Length Headers 2-1/8" Primary 3.500" Diameter Collector Steel - Ceramic Brake Duct 380" long Hi-Tech 3/8" diameterProduct Description: Headers Full Length 2. 125 in Primary 3. 5 in Collector Steel Ceramic Big Block Chevy GM F Body 1967 69 X Body 1968 74 Pair Dougs Headers, the most respected name in the header industry since the 60s, began in 1958 as a small muffler shop in East Los Angeles, California. Every Dougs header comes with all the necessary mounting hardware, collector reducers or connector pipes, premium gaskets and detailed installation instruction