Schoenfeld Conventional Crossover Headers - 1.75 to 1.875 in Primary - 3.5 in Collector - Black Paint - Small Block Chevy 136V - Pair RG40003XS Low-smoke formula

Low-smoke formula

shift points and more

Alecular (Racing Line) Race bearings

Cleans injectors

Includes boot and fill cap

Schoenfeld Conventional Crossover Headers - 1.75 to 1.875 in Primary - 3.5 in Collector - Black Paint - Small Block Chevy 136V - Pair RG40003XS Low-smoke formulaConventional Crossover HeadersHeaders conform tightly to the cylinder head. Fits Bemco, Coleman, Hamke, Howe, Pre 1998 Lefthander and Port City. 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,