Hedman Street Headers - 83-88 Thunderbird / 79-85 Mustang HSYTH11SASM61 Thread size - 1/8" NPTF

Thread size - 1/8" NPTF

core that utilizes a convoluted exterior and black Aramid braid cover

Dirt Late Model/Modified

superior to T-400 series knockoffs (such as 409)

Hedman Street Headers - 83-88 Thunderbird / 79-85 Mustang HSYTH11SASM61 Thread size - 1/8" NPTFHedman Hedders Standard Uncoated Headers; 1 1 2" Tube Diameter; 2 1 2" Collector; Mid 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 1 2"