Schoenfeld Sprint Headers 2-1/8" Primary 4" Collector Steel - Black Paint Air Conditioning All threads are NPT

All threads are NPT

Limited supplies and untimely deliveries were the immediate targets of improvement for M&W Aluminum Products

The Purple Rocker

Chrysler Big Block 383-440 (Does not Fit 426 Hemi)

This kit limits the range of cam movement to 14 degrees

Schoenfeld Sprint Headers 2-1/8" Primary 4" Collector Steel - Black Paint Air Conditioning All threads are NPTProduct Description: Headers Sprint 2. 125 in Primary 4 in Collector Steel Black Paint Big Block Chevy Pair 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