Schoenfeld Modified Long Tube Headers - SB Chevy - Standard Port - 1-3/4", 1-7/8" Tube Diameter - 3-1/2" x 9" Collectors Sprint Car & Open Wheel Deals Map a timing curve and

Map a timing curve and vacuum advance to meet your vehicle's needs

Cams use the highest-grade race quality billets available

Pockets on Each Leg

Flathead Bolt

Provides Constant Flow

Schoenfeld Modified Long Tube Headers - SB Chevy - Standard Port - 1-3/4", 1-7/8" Tube Diameter - 3-1/2" x 9" Collectors Sprint Car & Open Wheel Deals Map a timing curve andIMCA Modified Long Tube Design Longer primaries for maximum torque and horsepowerFits Dirtworks and most other 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 turn downs, extensions, tubing bends and elbows, race mufflers, insert