- Manufactured Exclusively For Classic Chevy International
- 1-5/8" Tube Diameter
- 3" Collector Diameter
- 2-1/4" Collector Exit Diameter
- Fits All Except Convertible
- Improves Exhaust Flow & Engine Performance
- Requires Use Of Modified Dual Exhaust System
- Will Fit D-Port & Oval-Port Heads
- Will Fit GM Vortec Heads
- Complete With Collectors, Gaskets & Hardware
- Fits Small Block With Front Mounts, Rack & Pinion Or 605 Steering
- Will Not Work With Side Mounts
- Works With All Steering Types
- Designed For Use With Stock GM Heads Only - Not For Use With Aftermarket Or Raised Deck Height Cylinder Heads
1955-57 Hedman Small Block Headers
No questions.