Hedman Street Headers - 58-64 Bel Air/Biscayne / 58-61 Brookwood / 64-73 Chevelle Oval Track Catalog Youth Helmets & Accessories Carb center-to-center: 5-1/2"

Carb center-to-center: 5-1/2"

3/8" base thread diameter and

therefore keeping the fuel passing through it cooler

1975-1984 Buick Riviera

heat-treated

Hedman Street Headers - 58-64 Bel Air/Biscayne / 58-61 Brookwood / 64-73 Chevelle Oval Track Catalog Youth Helmets & Accessories Carb center-to-center: 5-1/2"Hedman Hedders Standard Uncoated Headers; 1 3 4" 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 and exhaust components in the USA since 1954. Hedman Hedders Standard Uncoated Headers 1 3 4" Tube