Schoenfeld Sprint Car Headers - Straight Tube Design - 1-7/8" Diameter Tubing - 3-1/2" x 13" Collectors - Spread Port SB Chevy 20-OTL-NB-5XL The input and output shafts

The input and output shafts are gundrilled for reduced weight

5" spring of the appropriate length and spring rate to get rolling

1975-1985 Ford F-150

2002-2006 Chevrolet Silverado 1500 HD

Diameter - Chrome

Schoenfeld Sprint Car Headers - Straight Tube Design - 1-7/8" Diameter Tubing - 3-1/2" x 13" Collectors - Spread Port SB Chevy 20-OTL-NB-5XL The input and output shaftsSprint Car Headers with 32" length primaries 18 ga. Tubing Long collector. Removes over 200? of bend compared to normal header to increase flow. 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,