Schoenfeld IMCA Headers - 1-3/4" Diameter - Standard SB Chevy Combo Gauge Reinforced head and shoulder restraints

Reinforced head and shoulder restraints for additional support

Optimized street/strip calibration that works out-of-the-box

This intercom can be equipped with optional DSP Chips (Digital Speech Processors) which dramatically eliminate background noise while re-sampling your voice

For 6200&6300 Belt Dr Lower Crank Seal

1-5/8-2" Tube Diameter

Schoenfeld IMCA Headers - 1-3/4" Diameter - Standard SB Chevy Combo Gauge Reinforced head and shoulder restraintsIMCA Modified Headers fit D&M, Dirt Works, Swartz , etc. Straight out design, one piece welded construction. 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