Hedman Street Headers - 1.75 in Primary - 3 in Collector - Black Paint - Small Block Chevy - Chevy Fullsize Car 1955-57 - Pair JL-RH-MTRH 5/8 in Bulkhead Mount

5/8 in Bulkhead Mount

3-1/2 in Ball Flange

All race driver pants are assembled with heavy-duty

Nitrous Micro Switch

Hedman Street Headers - 1.75 in Primary - 3 in Collector - Black Paint - Small Block Chevy - Chevy Fullsize Car 1955-57 - Pair JL-RH-MTRH 5/8 in Bulkhead MountHedman Hedders Standard Uncoated Headers; 1 3 4" Tube Diameter; 3" Collector; Full Length Design After more than 50 years of manufacturing Hedders using mild steel materials, Hedman Hedders, announces the introduction of performance Hedders manufactured using Type 304 stainless steel flanges and primary tubes. Hedman Hedders Painted Hedders Exhaust Hedder 65004 Tube Size 1. 75 in. Collector Size 3 in. Highest Quality Materials Computerized Precision