Schoenfeld IMCA Modified Headers - 1-5/8 to 1-7/8" Primary - 3" Collector - Steel - Black Paint - SB Chevy Other Headsets mount has a threaded shaft

mount has a threaded shaft and fastens to 1-3/4" diameter tubing

73 ° angle on the two center bolts

Black Oxide / Natural

Sportsman Deluxe

Schoenfeld IMCA Modified Headers - 1-5/8 to 1-7/8" Primary - 3" Collector - Steel - Black Paint - SB Chevy Other Headsets mount has a threaded shaftProduct Description: Headers IMCA Modified 1. 625 to 1. 875 in Primary 3 in Collector Steel Black Paint Small Block Chevy Pair Started in 1974, Schoenfeld is known for custom fabricated headers for all forms of circle track racing. Schoenfeld Headers is the worlds largest manufacturer of circle track headers, but they specialize in a variety of high quality exhaust parts, including turn downs, extensions, tubing bends and elbows, race mufflers, insert