engine heads and blocks
Edelbrock 60555 RPM Big-Block Chevy Retangular Port Cylinder Head Hydraulic Roller Cam
$1,395
Made to order
Add your car with the “Your car” button in the header to check fitment.
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Free freight ≥ $999 · $40 flat below
About this part
The Edelbrock #60555 Performer RPM Rectangle Port cylinder head is designed for Big-Block Chevy applications. The Edelbrock #60555 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
| WIDTH | 10.5 |
|---|---|
| HEIGHT | 8.25 |
| LENGTH | 24.75 |
| PROP65 | |
| WEIGHT | 43.85 |
| WARRANTY | 12 Months |
| EMISSIONS | EPA Eligible |
| ATTRIBUTES | Material:Aluminum;Valve Spring Retainers Included:Yes;Valve Locks Included:Yes;Exhaust Runner Volume:110 CCM;Valve Lock Material:Chromoly Steel;Rocker Arms Included:No;Cylinder Head Gasket Included:No;Valve Cover Gasket Included:No;Rocker Arm Studs/Bolts Included:Yes;Mounting Hardware Included:No;Assembled:Yes;Grade Type:Performance;Deck Height:9.8 IN;Deck Thickness:0.5625 IN;Combustion Chamber Volume:118 CCM;Intake Runner Volume:315 CCM;Intake Valve Diameter:2.19 IN;Exhaust Valve Diameter:1.88 IN;Valve Spring Diameter:1.55 IN;Valve Spring Maximum Lift:0.700 IN;Guide Plates Included:Yes;Head Casting Number:31-6055;Guide Plate Material:Chromoly Steel;Valve Springs Included:Yes;Valve Seals Included:Yes;Valves Included:Yes;Camshaft Type:Hydraulic Roller;CNC Ported:No;Construction Type:Complete;EGR Port:No;Exhaust Port Location:Standard;Guide Material:Manganese Bronze;Guide Plate Material:Hardened Steel;Horsepower:525-650 HJ;Product Family:Performer RPM;Product Series:Performer RPM;Push Rod Diameter:(Suggested) 0.4375 IN;Quantity:Sold Individually;Retainer Included:Yes;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.;Rocker Arm Stud Diameter:0.4375 IN;Seat Angle:Exhaust 45 deg/Intake 45 DD;Seat Material:Ductile Iron;Valve Angle:26 DD;Valve Stem Diameter:0.3438 IN |
| PCDB CATEGORY | Engine |
| COUNTRY OF ORIGIN | US |
| PART TERMINOLOGY | Engine Cylinder Head |
| VEHICLE SPECIFIC FITMENT | Y |
| INSTALLATION INSTRUCTIONS | 60555.pdf |
Datasheet — not yet published