Edelbrock 60559 RPM Big-Block Chevy Retangular Port Cylinder Head Flat Tappet Cam
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The Edelbrock #60559 Performer RPM Rectangle Port cylinder heads are designed for BB Chevy engines. The Edelbrock #60559 Performer RPM heads are perfect for street performance, daily drivers and muscle cars where more performance is needed.
The Edelbrock #60559 Performer RPM Rectangle Port cylinder head is designed for Big-Block Chevy applications. The Edelbrock #60559 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 2500 to 7000 rpm. They also feature the highest quality intake and exhaust valves and valve springs. For use on pre-pollution controlled vehicles only.
Specifications
| Camshaft Type | Flat Tappet |
| Exhaust Valve Diameter | 1.88 IN |
| Push Rod Diameter | (Suggested) 0.4375 IN |
| Valve Stem Diameter | 0.3438 IN |
| Rocker Arm Stud Diameter | 0.4375 IN |
| Deck Thickness | 0.5625 IN |
| Valve Spring Maximum Lift | 0.700 IN |
| Valve Spring Diameter | 1.50 IN |
| Deck Height | 10.2 IN |
| Exhaust Runner Volume | 110 CCM |
| Combustion Chamber Volume | 118 CCM |
| Intake Valve Diameter | 2.19 IN |
| Valve Angle | 26 DD |
| Head Casting Number | 31-6055 |
| Intake Runner Volume | 315 CCM |
| Horsepower | 525-650 HJ |
| 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 |
| Guide Material | Manganese Bronze |
| Rocker Arms Included | No |
| Cylinder Head Gasket Included | No |
| Valve Cover Gasket Included | No |
| Mounting Hardware Included | No |
| CNC Ported | No |
| EGR Port | No |
| Grade Type | Performance |
| Family | Performer RPM |
| Series | Performer RPM |
| Quantity | Sold Individually |
| 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 |
| 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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