Hedman 68128 1.625" HD Silver Long-Tube Headers for 55-57 Chevy w/283-400

1-5/8 in. HD Silver Long-Tube Headers For 1955-57 Chevy w/283-400 Heavy-Duty ELITE Header Construction With Thick 3/8 in. Flanges and 14g Primary Tubes To Hold Up To The Added Tortures Of High-Performance and Truck Engines. Thermal Coating Keeps More Heat In The Headers To Keep Underhood Temps Down and Protect Against Corrosion. 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!