Ford Performance/Roberts Design 4.9" Bore Space Pro Stock Hemi Stainless Header Flange

Precision laser cut from 3/8" thick 304 Stainless Steel, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Ford Performance/Roberts Design 4.9" Bore Space Pro Stock Hemi Heads- Popular with Kaase Racing Pro Stock engine configurations.

Port Size: 2 1/4"

We carry over 450 different header flange designs, so if you don't see the flange you're looking for, talk with one our tech reps about custom header flange cutting.

**NOTE: The bolt holes on this flange are sized for 5/16" header studs**

Flanges sold separately.