Chevrolet/Oldsmobile DRCE II NHRA Pro Stock 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 Chevy Performance/Oldsmobile DRCE II Style cylinder heads. Other aftermarket heads may also utilize the stock Big Block Chevy bolt pattern.

These flanges fit the DRCE II 4.90" cylinder bore space heads.

We currently supply these single port header flanges in 2 1/2" port size only

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.

Flanges sold separately or as a set of 8.