Hedman Street Headers - 2 in Primary - 3 in Collector - Black Paint - Big Block Chevy - GM F-Body / X-Body 1970-81 - Pair BR40075 146302B w/ LS2 injectors require

146302B w/ LS2 injectors require no injector adapters for use with OE rails/brackets

yet low fluid friction like ATF

This results in quicker starts

the fabric of choice for protective gear

3 in Exhaust Pipe

Hedman Street Headers - 2 in Primary - 3 in Collector - Black Paint - Big Block Chevy - GM F-Body / X-Body 1970-81 - Pair BR40075 146302B w/ LS2 injectors requireHedman Hedders Standard Uncoated Headers; 2" 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 2" Tube