Hedman 66007 Specialty/Engine Swap Header 1.75" for 55-57 Chevy Tri-5 283-400

1-3/4 in. Silver Mid-Length Headers For 55-57 Chevy Tri-5 283-400 Handcrafted, Mild Steel Construction. The Mid-Length Tube Header Design Provides Significantly More Low and Mid-range Power than Cast Manifolds, and Provide Better Ground Clearance And Component Compatibility Than Long Tube Headers. Ball & Socket Collector Design requires No Gasket, and Allows For More Exhaust System Misalignment than Old School, Gasket-Style Header Collectors Includes All The Necessary Mounting Hardware, Gaskets and Reducers (exhaust adapters) Limted Lifetime Warranty On Construction, Five Year Warranty on Factory-Applied Header Coating!