Schoenfeld SB Chevy Stock Clip Headers - 1-3/4" - 1-7/8" Tube Diameter Inverted Flare Fittings Duration 249 / 249

Duration 249 / 249

For axles requiring the highest level of limited-slip performance

4" Clutch Discs (sold separately)

Transmission Crossmember Hoop

2" Shoulder Accomodates HNR / HANS Device

Schoenfeld SB Chevy Stock Clip Headers - 1-3/4" - 1-7/8" Tube Diameter Inverted Flare Fittings Duration 249 / 249Fits straight or angle plug heads. Will not fit with stock firewall. 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 bends, exhaust reducers, header