Schoenfeld IMCA Modified Mid-Length Primary Design Headers - 1-3/4" Tube, 3-1/2" Collector - Standard Port AA0112EG2T57 This limit is adjustable from

This limit is adjustable from 5

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Schoenfeld IMCA Modified Mid-Length Primary Design Headers - 1-3/4" Tube, 3-1/2" Collector - Standard Port AA0112EG2T57 This limit is adjustable fromIMCA Modified Mid length Primary Design Headers offer a compromise between low end torque and high RPM horsepower. Fits Bob Pierce, BMS, Dirtworks, GRT, Harris, Hoffman, Jet, Larry Shaw chassis. 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