Edelbrock - 60599
Cylinder Head - Performer RPM - Assembled - 2.110 / 1.660 in Valve - 215 cc Intake - 72 cc Chamber - 1.460 in Springs - Aluminum - Pontiac V8 - Each
Cylinder Head Specifications:; Combustion chamber volume: 87cc; Intake runner volume: 215cc; Exhaust runner volume: 175cc; Intake valve diameter: 2.11"; Exhaust valve diameter: 1.66"; Valve stem diameter: 11/32"; Valve guides: Manganese bronze; Deck thickness: 5/8"; Valve spring diameter: 1.46"; Valve spring maximum lift: .575"; Rocker stud: 7/16"; Guideplate: Hardended steel; Pushrod diameter: 5/16"; Valve angle: 14°; Exhaust port location: Stock Ram Air IV; Spark plug fitment: 14mm x 3/4 reach, gasket seat. These 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. Performer heads #60579/#60575 are 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 9.5:1 compression ratio. Our 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. Performer RPM #60587 is not port matched or bowl blended and is NHRA accepted for Stock & Super Stock. INSTALLATION NOTE: These heads require Ram Air IV (round port) style exhaust manifolds or headers and Edelbrock head bolt kit #8549. Deck thickness: 5/8", rocker stud diameter: 7/16", pushrod diameter: 5/16" (width of slot in guide plate).
- Out-of-the-Box Bolt-On Performance
- Hand-Blended Intake and Exhaust Bowls
- Maximize Streetable Compression
- Patterned After The Ram Air IV Pontiac Cyl. Head
Quantity: Sold Individually
Retainer Included: Yes
Valve Included: Yes
Combustion Chamber Volume: 72
Valve Spring Diameter: 1.46
Valve Spring Maximum Lift: 0.575
Guide Plate Material: Hardened Steel
Exhaust Port Location: Standard
Series: Performer RPM
Camshaft Type: Flat Tappet
Material: Aluminum
Horsepower: 450-550
Push Rod Diameter: (Suggested) 0.3125
Valve Angle: 14
Seat Angle: Exhaust 45 deg/Intake 45
Valve Springs Included: Yes
Seat Material: Ductile Iron
Grade Type: Performance
Deck Thickness: 0.625
Head Casting Number: N/A
Guide Material: Manganese Bronze
Family: Performer RPM
Construction Type: Complete
CNC Ported: No
Exhaust Runner Volume: 175
Intake Runner Volume: 215
Rocker Arm Stud Diameter: 0.4375
Valve Stem Diameter: 0.3438
Exhaust Valve Diameter: 1.66
Guide Plates Included: Yes
RGL: WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
Intake Valve Diameter: 2.11
EGR Port: No
Year
Make
Model
Submodel
Engine
1975
Buick
LeSabre
Custom
5.7L
1975
Buick
LeSabre
Custom
6.6L
1975
Buick
LeSabre
Custom
7.5L
1975
Oldsmobile
98
Luxury
6.6L
1975
Oldsmobile
98
Luxury
7.5L
1975
Oldsmobile
98
Regency
6.6L
1975
Oldsmobile
98
Regency
7.5L
1975
Oldsmobile
Custom Cruiser
Base
6.6L
1975
Oldsmobile
Custom Cruiser
Base
7.5L
1975
Oldsmobile
Custom Cruiser
Panel
6.6L
1975
Oldsmobile
Custom Cruiser
Panel
7.5L
1975
Oldsmobile
Delta 88
Base
5.7L
1975
Oldsmobile
Delta 88
Base
6.6L
1975
Oldsmobile
Delta 88
Base
7.5L
1975
Oldsmobile
Delta 88
Royale
5.7L
1975
Oldsmobile
Delta 88
Royale
6.6L
1975
Oldsmobile
Delta 88
Royale
7.5L
1970 - 1971
Pontiac
Acadian
Base
6.6L
1977 - 1978
Pontiac
Bonneville
Base
4.9L
1971, 1974, 1977 - 1978
Pontiac
Bonneville
Base
5.7L
1965 - 1966
Pontiac
Bonneville
Base
6.4L
1967 - 1978
Pontiac
Bonneville
Base
6.6L
1965 - 1966
Pontiac
Bonneville
Base
6.9L
1967 - 1969
Pontiac
Bonneville
Base
7.0L
1970 - 1976
Pontiac
Bonneville
Base
7.5L
1977 - 1978
Pontiac
Bonneville
Brougham
4.9L
1977 - 1978
Pontiac
Bonneville
Brougham
5.7L
1976 - 1978
Pontiac
Bonneville
Brougham
6.6L
1976
Pontiac
Bonneville
Brougham
7.5L
1978
Pontiac
Bonneville
Safari
4.9L
1978
Pontiac
Bonneville
Safari
5.7L
1965 - 1966
Pontiac
Bonneville
Safari
6.4L
1967 - 1970, 1978
Pontiac
Bonneville
Safari
6.6L
1965 - 1966
Pontiac
Bonneville
Safari
6.9L
1967 - 1969
Pontiac
Bonneville
Safari
7.0L
1970
Pontiac
Bonneville
Safari
7.5L
1965 - 1966
Pontiac
Catalina
2+2
6.9L
1967
Pontiac
Catalina
2+2
7.0L
1977 - 1978
Pontiac
Catalina
Base
3.8L
1977 - 1978
Pontiac
Catalina
Base
4.1L
1977 - 1978
Pontiac
Catalina
Base
4.9L
1970 - 1973, 1976 - 1978
Pontiac
Catalina
Base
5.7L
1965 - 1966
Pontiac
Catalina
Base
6.4L
1967 - 1978
Pontiac
Catalina
Base
6.6L
1965 - 1966
Pontiac
Catalina
Base
6.9L
1967 - 1969
Pontiac
Catalina
Base
7.0L
1970 - 1976
Pontiac
Catalina
Base
7.5L
1971 - 1972
Pontiac
Catalina
Brougham
5.7L
1971 - 1972
Pontiac
Catalina
Brougham
6.6L
1971 - 1972
Pontiac
Catalina
Brougham
7.5L
1977 - 1978
Pontiac
Catalina
Safari
4.9L
1970 - 1973, 1977 - 1978
Pontiac
Catalina
Safari
5.7L
1965 - 1966
Pontiac
Catalina
Safari
6.4L
1967 - 1978
Pontiac
Catalina
Safari
6.6L
1965 - 1966
Pontiac
Catalina
Safari
6.9L
1967 - 1969
Pontiac
Catalina
Safari
7.0L
1970 - 1976
Pontiac
Catalina
Safari
7.5L
1970
Pontiac
Catalina
Ventura
5.7L
1965 - 1966
Pontiac
Catalina
Ventura
6.4L
1967 - 1970
Pontiac
Catalina
Ventura
6.6L
1965 - 1966
Pontiac
Catalina
Ventura
6.9L
1967 - 1969
Pontiac
Catalina
Ventura
7.0L
1970
Pontiac
Catalina
Ventura
7.5L
1968 - 1969
Pontiac
Executive
Base
1967 - 1970
Pontiac
Executive
Base
6.6L
1967 - 1969
Pontiac
Executive
Base
7.0L
1970
Pontiac
Executive
Base
7.5L
1968 - 1969
Pontiac
Executive
Safari
1967 - 1970
Pontiac
Executive
Safari
6.6L
1967 - 1969
Pontiac
Executive
Safari
7.0L
1970
Pontiac
Executive
Safari
7.5L
1967 - 1969
Pontiac
Firebird
400
6.6L
1967, 1977
Pontiac
Firebird
Base
3.8L
1968 - 1976
Pontiac
Firebird
Base
4.1L
1977
Pontiac
Firebird
Base
4.9L
1977
Pontiac
Firebird
Base
5.0L
1967
Pontiac
Firebird
Base
5.3L
1968 - 1977
Pontiac
Firebird
Base
5.7L
1967 - 1977
Pontiac
Firebird
Base
6.6L
1971 - 1974
Pontiac
Firebird
Base
7.5L
1970 - 1974, 1976
Pontiac
Firebird
Esprit
4.1L
1970 - 1974, 1976
Pontiac
Firebird
Esprit
5.7L
1970 - 1974, 1976
Pontiac
Firebird
Esprit
6.6L
1971 - 1974
Pontiac
Firebird
Esprit
7.5L
1977, 1979
Pontiac
Firebird
Formula
4.9L
1977 - 1979
Pontiac
Firebird
Formula
5.0L
1970 - 1979
Pontiac
Firebird
Formula
5.7L
1970 - 1979
Pontiac
Firebird
Formula
6.6L
1971 - 1974
Pontiac
Firebird
Formula
7.5L
1967
Pontiac
Firebird
HO
5.3L
1967
Pontiac
Firebird
HO
6.6L
1979
Pontiac
Firebird
Trans Am
4.9L
1970 - 1975
Pontiac
Firebird
Trans Am
5.7L
1969 - 1979
Pontiac
Firebird
Trans Am
6.6L
1971 - 1976
Pontiac
Firebird
Trans Am
7.5L
1973 - 1975
Pontiac
Grand Am
Base
5.7L
1973 - 1975
Pontiac
Grand Am
Base
6.6L
1973 - 1975
Pontiac
Grand Am
Base
7.5L
1977
Pontiac
Grand LeMans
Base
3.8L
1975 - 1976
Pontiac
Grand LeMans
Base
4.1L
1976
Pontiac
Grand LeMans
Base
4.3L
1977
Pontiac
Grand LeMans
Base
4.9L
1977
Pontiac
Grand LeMans
Base
5.0L
1975 - 1977
Pontiac
Grand LeMans
Base
5.7L
1975 - 1977
Pontiac
Grand LeMans
Base
6.6L
1975 - 1976
Pontiac
Grand LeMans
Base
7.5L
1977
Pontiac
Grand LeMans
Safari
4.9L
1977
Pontiac
Grand LeMans
Safari
5.7L
1975, 1977
Pontiac
Grand LeMans
Safari
6.6L
1977
Pontiac
Grand Prix
Base
4.9L
1976 - 1977
Pontiac
Grand Prix
Base
5.7L
1965 - 1966
Pontiac
Grand Prix
Base
6.4L
1967 - 1974, 1976 - 1977
Pontiac
Grand Prix
Base
6.6L
1965 - 1966
Pontiac
Grand Prix
Base
6.9L
1967 - 1969
Pontiac
Grand Prix
Base
7.0L
1970 - 1974, 1976
Pontiac
Grand Prix
Base
7.5L
1977
Pontiac
Grand Prix
LJ
4.9L
1977
Pontiac
Grand Prix
LJ
5.7L
1975, 1977
Pontiac
Grand Prix
LJ
6.6L
1975
Pontiac
Grand Prix
LJ
7.5L
1975 - 1977
Pontiac
Grand Prix
SJ
6.6L
1975 - 1976
Pontiac
Grand Prix
SJ
7.5L
1977
Pontiac
Grand Safari
Base
4.9L
1971 - 1974, 1977
Pontiac
Grand Safari
Base
5.7L
1971 - 1978
Pontiac
Grand Safari
Base
6.6L
1971 - 1976
Pontiac
Grand Safari
Base
7.5L
1972 - 1974
Pontiac
Grandville
Base
6.6L
1971 - 1974
Pontiac
Grandville
Base
7.5L
1975
Pontiac
Grandville
Brougham
6.6L
1975
Pontiac
Grandville
Brougham
7.5L
1965 - 1966
Pontiac
GTO
Base
6.4L
1967 - 1973
Pontiac
GTO
Base
6.6L
1970 - 1973
Pontiac
GTO
Base
7.5L
1970
Pontiac
GTO
The Judge
6.6L
1970 - 1971
Pontiac
GTO
The Judge
7.5L
1970 - 1971, 1973 - 1974
Pontiac
Laurentian
Base
5.7L
1967 - 1974, 1976
Pontiac
Laurentian
Base
6.6L
1966 - 1969
Pontiac
Laurentian
Base
7.0L
1970
Pontiac
Laurentian
Base
7.4L
1971 - 1974, 1976
Pontiac
Laurentian
Base
7.5L
1977
Pontiac
LeMans
Base
3.8L
1968 - 1977
Pontiac
LeMans
Base
4.1L
1976
Pontiac
LeMans
Base
4.3L
1977
Pontiac
LeMans
Base
4.9L
1976 - 1977
Pontiac
LeMans
Base
5.0L
1968 - 1977
Pontiac
LeMans
Base
5.7L
1968 - 1977
Pontiac
LeMans
Base
6.6L
1970 - 1974, 1976
Pontiac
LeMans
Base
7.5L
1972 - 1974
Pontiac
LeMans
Luxury
5.7L
1972 - 1974
Pontiac
LeMans
Luxury
7.5L
1969 - 1970, 1973 - 1974
Pontiac
LeMans
Safari
4.1L
1977
Pontiac
LeMans
Safari
4.9L
1969 - 1970, 1973 - 1974, 1977
Pontiac
LeMans
Safari
5.7L
1969 - 1970, 1973 - 1975, 1977
Pontiac
LeMans
Safari
6.6L
1970, 1973 - 1974
Pontiac
LeMans
Safari
7.5L
1974
Pontiac
LeMans
Safari Luxury
5.7L
1974
Pontiac
LeMans
Safari Luxury
7.5L
1977
Pontiac
LeMans
Sport
3.8L
1970 - 1976
Pontiac
LeMans
Sport
4.1L
1976
Pontiac
LeMans
Sport
4.3L
1977
Pontiac
LeMans
Sport
4.9L
1977
Pontiac
LeMans
Sport
5.0L
1970 - 1971, 1973 - 1977
Pontiac
LeMans
Sport
5.7L
1970 - 1971, 1973 - 1977
Pontiac
LeMans
Sport
6.6L
1970 - 1974, 1976
Pontiac
LeMans
Sport
7.5L
1971
Pontiac
LeMans
T37
4.1L
1971
Pontiac
LeMans
T37
5.7L
1971
Pontiac
LeMans
T37
6.6L
1971
Pontiac
LeMans
T37
7.5L
1970, 1974
Pontiac
Parisienne
Base
4.1L
1970
Pontiac
Parisienne
Base
5.0L
1970 - 1971, 1973 - 1974
Pontiac
Parisienne
Base
5.7L
1967 - 1974, 1976
Pontiac
Parisienne
Base
6.6L
1966 - 1969
Pontiac
Parisienne
Base
7.0L
1970
Pontiac
Parisienne
Base
7.4L
1970 - 1974, 1976
Pontiac
Parisienne
Base
7.5L
1965 - 1966
Pontiac
Star Chief
Base
6.4L
1965 - 1966
Pontiac
Star Chief
Base
6.9L
1966
Pontiac
Star Chief
Executive
6.4L
1966
Pontiac
Star Chief
Executive
6.9L
1970
Pontiac
Strato-Chief
Base
4.1L
1970
Pontiac
Strato-Chief
Base
5.0L
1970
Pontiac
Strato-Chief
Base
5.7L
1970
Pontiac
Strato-Chief
Base
6.6L
1966 - 1969
Pontiac
Strato-Chief
Base
7.0L
1970
Pontiac
Strato-Chief
Base
7.4L
1968 - 1970
Pontiac
Tempest
Base
4.1L
1968 - 1970
Pontiac
Tempest
Base
5.7L
1968 - 1970
Pontiac
Tempest
Base
6.6L
1968 - 1969
Pontiac
Tempest
Custom
4.1L
1968 - 1969
Pontiac
Tempest
Custom
5.7L
1968 - 1969
Pontiac
Tempest
Custom
6.6L
1970
Pontiac
Tempest
GT
1970
Pontiac
Tempest
GT
4.1L
1970
Pontiac
Tempest
GT
5.7L
1970
Pontiac
Tempest
GT
6.6L
1968 - 1969
Pontiac
Tempest
Safari
4.1L
1968 - 1969
Pontiac
Tempest
Safari
5.7L
1968 - 1969
Pontiac
Tempest
Safari
6.6L
