Description
Manley Extreme Duty Exhaust Valve 1.880 in Head 0.342 in Valve Stem 5.422 in Long Big Block Chevy DRP Performance Products an EZ system of detachment WEI7155 an EZ system of detachment for quick jet changes 4150 flange These partnerships defined an era and fueled our drive to push the limits of automotive excellence We’ve also made our mark as an OEM supplier