Hedman Engine Swap Hedders - 56 Bel Air / 55-57 Two-Ten / 57 One-Fifty 2010291 Four Corner Style - Allows

Four Corner Style - Allows Flow of Steam & Coolant from Front & Back of Cylinder Heads

Includes Pinion Nuts and Seal/Gear-Marking Compound

1971-1971 GMC C15/C1500 Suburban

1-3/4 in Diameter Tube

Designed to help eliminate glare during daytime driving

Hedman Engine Swap Hedders - 56 Bel Air / 55-57 Two-Ten / 57 One-Fifty 2010291 Four Corner Style - AllowsHedman 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