Hedman Engine Swap Hedders - 56 Bel Air / 55-57 Two-Ten / 57 One-Fifty BR3001 For overdrive transmissions

For overdrive transmissions

GM Fullsize SUV / Truck 1988-99

threaded insert throttle body mounts and mounting hardware

Factory length for '72-'78 Ford 429-460

Hedman Engine Swap Hedders - 56 Bel Air / 55-57 Two-Ten / 57 One-Fifty BR3001 For overdrive transmissionsHedman 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