Patriot Exhaust's precision machined header flange kits are available for many popular engine families. Header kits include gaskets and header bolts on most applications. Manufactured with 3/8" heavy duty material.
Product Features:- Patriot Exhaust H7852 Header Flange Pair Oldsmobile 403-455 Tube Diameter 1 3/4" Rectangular Port
- Precision machined header flanges