Edelbrock Performer RPM cylinder head for 1955–1986 Small‑Block Chevy engines delivers strong throttle response and usable power from about 1,500–6,500 rpm. Built for street performance, daily drivers, street rods and muscle cars, these complete SBC heads retain stock compression ratio and use high‑quality intake and exhaust valves and valve springs. Intended for pre‑emissions vehicles.
Edelbrock Single Perf RPM SBC 70cc Head Comp