Schoenfeld Adjustable Collector IMCA Headers - 1-5/8" Diameter - Style 9H Left Collector, Style 8 Right Collector - Standard SB Chevy H77215FM A silicone seal piece finishes

A silicone seal piece finishes the inlet of the housing and seals to the hood to block off unwanted hot engine air from entering the air intake system

1967-1976 Buick Electra

Optimal Engine Location and Crankshaft Centerline Provides the Most Transmission Alternatives with the Least Amount of Sheet Metal Work to the Transmission Tunnel and Optimized Driveline Angles

Gears that are spinning when not needed rob horsepower and reduce acceleration

Holley is proud to introduce the all new Aluminum Street HP™

Schoenfeld Adjustable Collector IMCA Headers - 1-5/8" Diameter - Style 9H Left Collector, Style 8 Right Collector - Standard SB Chevy H77215FM A silicone seal piece finishesShorter primaries increase flat torque range with crisp throttle response. 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