Hedman Street Headers - 84-91 Corvette Carburetor Fittings Earl's Swivel-Seal Hose Ends may

Earl's Swivel-Seal Hose Ends may be used with Perform-O-Flex

Dual pass radiators circulate coolant across the top half of the radiator

1964-1972 Chevrolet Biscayne

top un-screws base

Chevy Corvette 2015

Hedman Street Headers - 84-91 Corvette Carburetor Fittings Earl's Swivel-Seal Hose Ends mayHedman Hedders Standard Uncoated Headers; 1 5 8" Tube Diameter; 3" Collector; Full Length Design Hedman's Standard duty, Uncoated Hedders are manufactured using 18 gauge, mandrel bent primary tubes (some models built using thicker 16 or 14 gauge tubing), and 1 4 flanges (some models use 3 8" flanges). Hedman Hedders has been manufacturing quality headers in the USA since 1954, and they've been manufacturing Headers for Chevy Corvettes for decades.