Hedman Street Headers - 2 in Primary - 3 in Collector - Black Paint - Big Block Chevy - GM F-Body / X-Body 1970-81 - Pair 711031 Pack 280 connector and will

Pack 280 connector and will require the use of pigtail part number FR

and 2 times more available plug voltage

Hex Nuts / Install Tool / Washers Included

5 in Inlet / Outlet

Includes MAF Sensor

Hedman Street Headers - 2 in Primary - 3 in Collector - Black Paint - Big Block Chevy - GM F-Body / X-Body 1970-81 - Pair 711031 Pack 280 connector and willHedman 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