Edelbrock Cylinder Head Pontiac Performer RPM 87cc for Hydraulic Roller Cam (Ea)

The Edelbrock 60575 Performer cylinder head is designed for outstanding performance gains in 1962 - 79 389 - 455 c.i.d. Pontiac engines. The Edelbrock 60575 Performer cylinder head is 50 - state emissions legal for 1965 - 79 vehicles. They feature 87cc combustion chambers designed to maximize performance while using less expensive, low - octane fuel with a streetable 9.51 compression ratio. They are patterned after the 1969 - 70 Ram Air IV Pontiac cylinder head. A performer head is perfect for street performance, daily drivers, street rods and muscle cars where seat - of - the - pants performance is needed. They also feature the highest quality intake and exhaust valves and valve springs.