Schoenfeld Angle Back Design IMCA Modified Headers - 1-3/4" Tube Diameter - 3-1/2" Collector Diameter, 8" Collector Length - Standard SB Chevy BR3000 020 in Bore

020 in Bore

GM Fullsize Truck 1955-92

1976-1980 Buick Electra

GM A-Body 1070-72

Schoenfeld Angle Back Design IMCA Modified Headers - 1-3/4" Tube Diameter - 3-1/2" Collector Diameter, 8" Collector Length - Standard SB Chevy BR3000 020 in BoreIMCA Modified Headers fits D&M, Dirt Works, Swartz and Etc. 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