Big Block Chevy 5.0" Bore Space Stainless Steel Header Flange Kit

 These are specific to the 5" bore space large cubic inch Big Block Chevy cylinder heads, such as aftermarket options from Dart, Brodix, and CFE.

Stainless Headers Mfg. header flange kits come with the stubs formed and welded in to make custom header fabrication easier. 

Each Header Flange Kit comes with (2) 3/8" thick American Made 304 Stainless Steel flanges, and (8) stubs TIG welded and machine surfaced onto the flange.

Each flange has a 2" long stub welded on the mating surface and stitch welded on the exterior for bolt clearance. The flange is then surfaced for a superior gasket seal.

Made from an American made 304 stainless and purge tig welded, these flanges kits will get your header project off to a great start.