Edelbrock 1- BBC Perf RPM Exhaust Valve 1 880 X 5 450 9771

Edelbrock Valves 9771 1-piece, swirl-polished, hardened tip stainless steel exhaust valves with undercut stems for increased flow. Hard-chromed valve stems are 11/32in. except where noted 1-BBC Perf Rpm Exhaust Valve 1.880 x 5.450 Edelbrock 1-BBC Perf Rpm Exhaust Valve 1.880 x 5.450 CYL HEAD COMPONENTS