Schoenfeld Conventional Crossover Headers - 1.625 to 1.75 in Primary - 3.5 in Collector - Black Paint - Small Block Chevy 135V - Pair Sprint Car Engine Accessories The sleeving is designed to

The sleeving is designed to provide maximum protection for wires

Available for rectangular LS3 and raised port LS7 enginesFAST is the leading developer of electronic fuel injection systems

Free-air calibration may correct drift as a sensor ages

Racepak's 8-magnet collars are perfect for automatic-equipped vehicles

Schoenfeld Conventional Crossover Headers - 1.625 to 1.75 in Primary - 3.5 in Collector - Black Paint - Small Block Chevy 135V - Pair Sprint Car Engine Accessories The sleeving is designed toConventional 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,