Hedman HTC Hedders - 66-78 Charger / 70-74 Challenger / 68-75 RoadRunner Borla Performance Industries As the military surplus market

As the military surplus market dried up

The solid hub (possible gear noise) disc pack is equipped with Kevlar full facing friction material providing increased holding capacity

Moderate/Aggressive Sound

1 specifications and is commonly used on supercharged

467 Shaft Diameter

Hedman HTC Hedders - 66-78 Charger / 70-74 Challenger / 68-75 RoadRunner Borla Performance Industries As the military surplus marketHedman Hedders HTC Coated 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 classic musclecars is their specialty. Each set uses mild steel, smooth