Edelbrock | Engine Cylinder Head - Firebird / GTO 6.6L / 7.5L 1968-1979

Edelbrock - Engine Cylinder Head

Description

The Edelbrock #60579 Performer cylinder head is designed for outstanding performance gains in 1962-79 389-455 c.i.d. Pontiac engines. The Edelbrock #60579 Performer cylinder head is 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. They are patterned after the 1969-70 Ram Air IV Pontiac cylinder head. A performer head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. They also feature the highest quality intake and exhaust valves and valve springs.

Characteristics

• Grade Type: Performance
• Valve Spring Maximum Lift: 0.575 IN
• Camshaft Type: Flat Tappet
• Valve Angle: 14
• Quantity: Sold Individually
• Retainer Included: Yes
• Valve Included: Yes
• Valve Spring Diameter: 1.46 IN
• Guide Plate Material: Hardened Steel
• CARB Executive Order Number: D-215-94
• CNC Ported: No
• Exhaust Port Location: Standard
• Family: Performer
• Intake Runner Volume: 215
• Intake Valve Diameter: 2.11 IN
• Seat Angle: Exhaust 45 deg/Intake 45
• EGR Port: Yes
• Series: Performer
• Valve Stem Diameter: 0.3438 IN
• Seat Material: Ductile Iron
• Deck Thickness: 0.625 IN
• Combustion Chamber Volume: 87
• Guide Plates Included: Yes
• Exhaust Runner Volume: 175
• Material: Aluminum
• Horsepower: 400-500
• Construction Type: Complete
• Rocker Arm Stud Diameter: 0.4375 IN
• Head Casting Number: N/A
• Guide Material: Manganese Bronze
• 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.
• Push Rod Diameter: (Suggested) 0.3125 IN
• Exhaust Valve Diameter: 1.66 IN
• Valve Springs Included: Yes

Note:

• Livraison GRATUITE / FREE Delivery