Hedman Street Headers - 1.625 in Primary - 3 in Collector - Black Paint - Small Block Chevy - Chevy Corvette 1963-82 - Pair Spark Plug Wire Terminal Care instructions published by Nomex(R)

Care instructions published by Nomex(R) manufacturer DuPont

4-1/2 in Thick

(mechanical)

Retains Factory Isolated Stick

Triple Pass

Hedman Street Headers - 1.625 in Primary - 3 in Collector - Black Paint - Small Block Chevy - Chevy Corvette 1963-82 - Pair Spark Plug Wire Terminal Care instructions published by Nomex(R)Hedman Hedders Standard Uncoated 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 and exhaust components in the USA since 1954. Hedman Hedders Standard Uncoated Headers 1 5 8" Tube