Schoenfeld IMCA Modified Mid-Length Primary Design Headers - 1 5/8" Tube, 3" Collector - Standard Port DK14241SFI 103 mm Throttle Body Flange

103 mm Throttle Body Flange

6-Rib Goodyear Serpentine Belt X 39

2-1/2 in Piston GM Metric Caliper

Low Moment of Inertia (MOI)

5" long x 1

Schoenfeld IMCA Modified Mid-Length Primary Design Headers - 1 5/8" Tube, 3" Collector - Standard Port DK14241SFI 103 mm Throttle Body FlangeIMCA 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