The Edelbrock #60539 Performer RPM CNC Bare Cylinder Heads have the same specifications as our popular Performer RPM cylinder heads for 1962-79 389-455 c.i.d. Pontiac engines, but feature a CNC machined combustion chamber.

This Part Fits:

Year	Make	Model	Submodel
1958-1965	Chevrolet	Bel Air	Base
1958-1965	Chevrolet	Biscayne	Base
1960	Chevrolet	Biscayne	Fleetmaster
1958-1961	Chevrolet	Brookwood	Base
1961	Chevrolet	C20 Pickup	Base
1961	Chevrolet	C30 Pickup	Base
1958	Chevrolet	Del Ray	Base
1959-1960	Chevrolet	El Camino	Base
1959-1965	Chevrolet	Impala	Base
1964-1965	Chevrolet	Impala	SS
1961	Chevrolet	K20 Pickup	Base
1961	Chevrolet	P20 Series	Base
1961-1962,1964-1965	Chevrolet	P30 Series	Base
1961	Chevrolet	Suburban	Base
1958,1960	Chevrolet	Truck	Base