Aeroflow Small Block Chevy Round Port Copper Embossed Exhaust Gaskets AF1854-1204 mini-clubman-clubvan-2nd-gen Single Head / Main Stud7/16"

Single Head / Main Stud7/16" Thread X 6

4" Exhaust Control Valve

Part Number: AU7714

Part Number: AF969-05-10S

Removal Nut: No

Aeroflow Small Block Chevy Round Port Copper Embossed Exhaust Gaskets AF1854-1204 mini-clubman-clubvan-2nd-gen Single Head / Main Stud7/16"Aeroflow's copper embossed exhaust gaskets are the perfect choice for high performance engines, especially those supercharged or turbocharged where the exhaust is pressurized and leaks are common. The solid copper design will not shrink or deteriorate causing a potential blow out and exhaust leak. Designed with a crimp collar which outperforms other gaskets because of its sealing bead that conforms to the flange sealing surfaces and provides a leak