Schoenfeld Mini/Micro Sprint Tri-Y Headers - 1-3/8 to 1-1/2 to 1-5/8" Primary - 2" Collector - Silver Paint - Yamaha R6 SR42603A-SFI Supports up to 1900 horsepower

Supports up to 1900 horsepower

Raised bottom design clears Edelbrock 4 BBL Carburetors and Holley Carburetors with tall throttle return spring brackets

Chevrolet Chevelle 1973

Your Hypereutectic Claimer race piston will expand less than typical cast or forged pistons

Schoenfeld Mini/Micro Sprint Tri-Y Headers - 1-3/8 to 1-1/2 to 1-5/8" Primary - 2" Collector - Silver Paint - Yamaha R6 SR42603A-SFI Supports up to 1900 horsepowerProduct Description: Headers Tri Y 1. 375 to 1. 5 to 1. 625 in Primary 2 in Collector Steel Silver Paint Yamaha R6 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