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Performer Pontiac Cylinder Head 72cc Hydraulic Roller Camshaft

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$1,432.50
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SKU
60575
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Details

The Edelbrock #60575 Performer cylinder heads are designed for outstanding performance gains in 1962-79 389-455 c.i.d. Pontiac engines. The Edelbrock #60575 Performer cylinder heads 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. They are patterned after the 1969-70 Ram Air IV Pontiac cylinder head. Performer heads are 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.

Documents & Installation Notes

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PDF-Installation Instructions

Specs

Availability Available
Ech Ival Dia 2.110 in
Grade Type Performance
Head Casting Number 31-6056
Guide Plate Material Hardened Steel
CARB Executive Order Number D-215-94
Application Application Specific
UPC 00085347605750
Availability Note Available to Order
Warranty 12 Months
Emissions Code
EO Number: D-215-94
Hazardous Materials Warning 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.
Installation Notes
  • EQUIPPED WITH SPRINGS FOR USE IN HYDRAULIC ROLLER CAMSHAFT APPLICATIONS
  • These heads require Ram Air IV (round port) style exhaust manifolds or headers
  • Edelbrock head bolt kit #8549
  • Deck thickness: 5/8"
  • Rocker stud diameter: 7/16"
  • Pushrod diameter: 5/16" (width of slot in guide plate).
CNC Ported No
Combustion Chamber Volume 87.0 cc
Deck Height 10.250 in
Deck Thickness 0.625 in
Exhaust Valve Diameter 1.660 in
Guide Plates Included Yes
Intake Runner Volume 215.0 cc
Material Aluminum
Push Rod Diameter 0.312 in
Rocker Stud Diameter 0.437 in
Valve Angle 14 deg
Valve Spring Diameter 1.460 in
Valve Spring Maximum Lift 0.575 in
Valve Stem Diameter 0.341 in