Hedman Street Headers - 1.625 in Primary - 3 in Collector - Black Paint - Small Block Ford - Ford Fullsize Truck 1969-79 - Pair 74400913 We've seen gains up to

We've seen gains up to 17 rear-wheel horsepower (with an average increase of 15 horsepower) on completely stock Camaros by upgrading to a Cold Air Inductions system

3000-3200 RPM Stall

1968-1971 Jeep J-3800

Stud / Rod Ends

Lifetime guarantee

Hedman Street Headers - 1.625 in Primary - 3 in Collector - Black Paint - Small Block Ford - Ford Fullsize Truck 1969-79 - Pair 74400913 We've seen gains up toHedman Hedders Standard Uncoated Headers; 1 5 8" Tube Diameter; 3" Collector; Full Length Design Hedman Hedders Painted Hedders Exhaust Header 89150 Tube Size 1 5 8 in. Collector Size 3 in. w o Smog Injection Or Injection Heads Highest Quality Materials Computerized Precision Hand Tested; Sturdy Leak Proof Welds Durable And Affordable Hedman Hedders has been manufacturing quality headers in the USA since 1954, and they've been manufacturing Ford truck