Schoenfeld Flange SB Chevy Crate - 1-5/8" EGXR 41: 1 gear reduction

41: 1 gear reduction

j4 Connector

No provision for exhaust heated chokes and no exhaust crossover

Fits AFCO arms and most racing upper arms

Schoenfeld Flange SB Chevy Crate - 1-5/8" EGXR 41: 1 gear reductionFlange Thickness is 1 4". 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, mandrel bends, exhaust reducers, header gaskets, and more. Product Description: Header