Schoenfeld IMCA/UMP Modified Headers - 1-5/8" Primary - 3" Collector - Small Block Chevy HASZF20CLAF 15┬ ¼Î“ê₧ or 20┬ ¼Î“ê₧

15┬ ¼Î“ê₧ or 20┬ ¼Î“ê₧ during cranking

The rear rotor hat is designed to convert any rear drum brake car to disc brakes

Exits Straight-out under the Rear Bumper

Fits Simpson RX

1978-1987 Chevrolet El Camino CID 305 RWD

Schoenfeld IMCA/UMP Modified Headers - 1-5/8" Primary - 3" Collector - Small Block Chevy HASZF20CLAF 15┬ ¼Î“ê₧ or 20┬ ¼Î“ê₧Product Description: Headers IMCA UMP Modified 1. 625 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