Description

The Edelbrock #60599 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 #60599 Performer RPM cylinder head is 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 #60599 Performer RPM head with the 72cc combustion chamber are for higher compression engines. Performer RPM head is perfect for street performance daily drivers street rods and muscle cars where seat-of-the-pants performance is needed. This cylinder head delivers great throttle response and power from 1500 to 6500 rpm. They also feature the highest quality intake and exhaust valves and valve springs.

• Specifications

  • Exhaust Valve Diameter: 1.66"
  • Horsepower: 450-550 HJ
  • Material: Aluminum
  • Combustion Chamber Volume: 72 CCM
  • Camshaft Type: Flat Tappet
  • Grade Type: Performance
  • Quantity:Sold Individually
  • Guide Plates Included: Yes
  • Valve Stem Diameter:0.3438 IN
  • Retainer Included:Yes
  • Deck Thickness: 0.625"
  • Series:Performer RPM
  • Push Rod Diameter:(Suggested) 0.3125 IN
  • Valve Spring Diameter:1.46 IN
  • EGR Port: No
  • Valve Angle:14 DD
  • Family: Performer RPM
  • Valve Spring Maximum Lift:0.575 IN
  • Valve Springs Included:Yes
  • Valve Included:Yes
  • Construction Type: Complete
  • Intake Valve Diameter: 2.11"
  • Seat Material:Ductile Iron
  • Exhaust Port Location: Standard
  • Seat Angle:Exhaust 45 deg/Intake 45 DD
  • Guide Material: Manganese Bronze
  • Exhaust Runner Volume: 175 CCM
  • Guide Plate Material: Hardened Steel
  • CNC Ported: No
  • Rocker Arm Stud Diameter:0.4375 IN
  • Head Casting Number: N/A
  • Intake Runner Volume: 215 CCM

• Product Fits

  • Buick LeSabre 1975-1975
  • Oldsmobile 98 1975-1975
  • Oldsmobile Custom Cruiser 1975-1975
  • Oldsmobile Delta 88 1975-1975
  • Pontiac Acadian 1970-1971
  • Pontiac Bonneville 1965-1978
  • Pontiac Catalina 1965-1978
  • Pontiac Executive 1967-1970
  • Pontiac Firebird 1967-1978
  • Pontiac Grand Am 1973-1975
  • Pontiac Grand LeMans 1975-1977
  • Pontiac Grand Prix 1965-1977
  • Pontiac Grand Safari 1971-1978
  • Pontiac Grandville 1971-1975
  • Pontiac GTO 1965-1973
  • Pontiac Laurentian 1966-1976
  • Pontiac LeMans 1968-1977
  • Pontiac Parisienne 1966-1976
  • Pontiac Star Chief 1965-1966
  • Pontiac Strato-Chief 1966-1970
  • Pontiac Tempest 1968-1970