Schoenfeld IMCA Modified Headers - 1.625 in Primary - 3 in Collector - Black Paint - Small Block Chevy 1101 - Pair SR09055-0 The splined steel coupler is

The splined steel coupler is to be welded to a 3/4" O

Rugged Pre-Filters are manufactured from a durable water resistant polyester material

Over 65 Years of B&M Quality provides a ΓÇ £peace of mind" purchase

For Small Block Ford applications with 7/16" studs

Schoenfeld IMCA Modified Headers - 1.625 in Primary - 3 in Collector - Black Paint - Small Block Chevy 1101 - Pair SR09055-0 The splined steel coupler isProduct Description: Headers IMCA 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 mufflers,