Edelbrock part #61525 Performer RPM CNC 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.
The Edelbrock #61525 Performer RPM CNC Cylinder Head has the same specifications as our popular Performer RPM cylinder head for 1962-79 389-455 c.i.d. Pontiac engines, but feature a CNC machined combustion chamber. The CNC machined chamber results in a consistent and precise chamber for improved flow performance. Performer RPM CNC cylinder head is available in two chamber sizes. The 87cc chamber version is ideal for 9.5:1 engines and will deliver excellent street performance on low octane fuel. The Edelbrock #61525 Performer RPM CNC cylinder head is patterned after the same port flange configuration as the 1969-1970 Ram-Air IV Pontiac Cylinder Head.
  • Out-of-the-Box Bolt-On Performance
  • Maximize Performance w/Low-Octane Fuel
  • CNC-Matched Intake/Exhaust Ports in Std Location
  • Thicker Deck Surfaces Than Other Brands

Application Summary:

Year Make/Model
1975 Buick LeSabre
1975 Oldsmobile 98
1975 Oldsmobile Custom Cruiser
1975 Oldsmobile Delta 88
1970-1971 Pontiac Acadian
1962-1978 Pontiac Bonneville
1962-1978 Pontiac Catalina
1967-1970 Pontiac Executive
1967-1979 Pontiac Firebird
1973-1975 Pontiac Grand Am
1975-1977 Pontiac Grand LeMans
1962-1977 Pontiac Grand Prix
1971-1978 Pontiac Grand Safari
1971-1975 Pontiac Grandville
1964-1973 Pontiac GTO
1966-1974 Pontiac Laurentian
1976 Pontiac Laurentian
1968-1977 Pontiac LeMans
1966-1974 Pontiac Parisienne
1976 Pontiac Parisienne
1962-1966 Pontiac Star Chief
1966-1970 Pontiac Strato-Chief
1968-1970 Pontiac Tempest

Additional Information:

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