Edelbrock Single Perf.Pontiac Semi Finished Head

The Edelbrock #60509 Performer RPM cylinder heads are designed for outstanding performance gains in 1962-79 389-455 c.i.d. Pontiac engines. They are patterned after the 1969-70 Ram Air IV Pontiac cylinder head. The Edelbrock #60509 Performer RPM heads with the 72cc combustion chamber are for higher compression engines. Performer RPM #60509 is semi-machined and must be finished by a professional cylinder head porter. They include valve guides and seats installed with no intake pushrod holes.

Specifications

CNC Ported: No

Combustion Chamber Volume: 72.0 cc

Deck Height: 10.250 in

Deck Thickness: 0.625 in

Guide Plates Included: No

Intake Runner Volume: 215.0 cc

Material: Aluminum

Push Rod Diameter: 0.312 in

Valve Angle: 14 deg

Vehicle Fitments: