Schoenfeld IMCA Modified Mid-Length Primary Design Headers - 1-3/4" Tube, 3-1/2" Collector - Standard Port 4414LRGWH these fittings offer improved flow

these fittings offer improved flow and reduced risk of premature failure due to the elimination of the industry standard braze joints

25” stroke length

75 Collector

Microphone holder: Fixed to the interior of the helmet

Schoenfeld IMCA Modified Mid-Length Primary Design Headers - 1-3/4" Tube, 3-1/2" Collector - Standard Port 4414LRGWH these fittings offer improved flowIMCA 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