Edelbrock 61515 RPM CNC Pontiac Cylinder Head 72cc Hydraulic Roller Camshaft
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Edelbrock part #61515 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 #61515 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. Performer RPM CNC cylinder head with 72cc chambers are best for higher compression engines. The Edelbrock #61515 Performer RPM CNC cylinder head is patterned after the same port flange configuration as the 1969-1970 Ram-Air IV Pontiac Cylinder Head.
Specifications
| Exhaust Valve Diameter | 1.66 IN |
| Quantity | Sold Individually |
| Push Rod Diameter | (Suggested) 0.3125 IN |
| Valve Stem Diameter | 0.3438 IN |
| Rocker Arm Stud Diameter | 0.4375 IN |
| Valve Spring Maximum Lift | 0.575 IN |
| Deck Thickness | 0.625 IN |
| Valve Spring Diameter | 1.46 IN |
| Deck Height | 10.25 IN |
| Valve Angle | 14 DD |
| Exhaust Runner Volume | 175 CCM |
| Intake Valve Diameter | 2.11 IN |
| Intake Runner Volume | 215 CCM |
| Head Casting Number | 31-6152 |
| Horsepower | 450-650 HJ |
| Combustion Chamber Volume | 72 CCM |
| Material | Aluminum |
| Valve Lock Material | Chromoly Steel |
| Guide Plate Material | Chromoly Steel |
| Construction Type | Complete |
| Seat Material | Ductile Iron |
| Seat Angle | Exhaust 45 deg/Intake 45 DD |
| Guide Plate Material | Hardened Steel |
| Camshaft Type | Hydraulic Roller |
| Guide Material | Manganese Bronze |
| Rocker Arms Included | No |
| Cylinder Head Gasket Included | No |
| Valve Cover Gasket Included | No |
| Mounting Hardware Included | No |
| EGR Port | No |
| Grade Type | Performance |
| Family | Performer RPM |
| Series | Performer RPM |
| Exhaust Port Location | Standard |
| Valve Lock Material | Steel |
| 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. |
| Valve Spring Retainers Included | Yes |
| Valve Locks Included | Yes |
| Rocker Arm Studs/Bolts Included | Yes |
| Assembled | Yes |
| Guide Plates Included | Yes |
| Valve Springs Included | Yes |
| Valve Seals Included | Yes |
| Valves Included | Yes |
| CNC Ported | Yes |
| Retainer Included | Yes |
β οΈ California Proposition 65 Warning
California Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.
Warranty: 12 Months
Please check the product description for the manufacturer’s application details, or ask a specialist — we’ll confirm whether it fits your vehicle before you buy.
Shipping Information
Free shipping is available for eligible orders.
Shipping: For USA - Up to 50lbs.
Orders are processed during normal business days. Delivery dates may vary by carrier and destination.
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