Description

Edelbrock part #61555 Performer RPM Marine-Duty cylinder heads are designed for use with Rectangular Port Big-Block Chevy Marine applications. The Edelbrock #61555 Performer RPM Marine-Duty cylinder head is designed for use with Rectangular Port Big-Block Chevy Marine applications. The Edelbrock #61555 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 1500 to 6500 rpm. They also feature the highest quality intake and exhaust valves and valve springs. For use on pre-pollution controlled vehicles only.

• Specifications

  • Valve Included: Yes
  • CNC Ported: No
  • Head Casting Number: N/A
  • Grade Type: Performance
  • Camshaft Type: Hydraulic Roller
  • Guide Plate Material: Hardened Steel
  • Horsepower: 500-600 HJ
  • Material: Aluminum
  • Retainer Included: Yes
  • Valve Spring Maximum Lift: 0.650 Inch
  • Intake Valve Diameter: 2.25"
  • Construction Type: Complete
  • Combustion Chamber Volume: 118 CCM
  • Push Rod Diameter: (Suggested) 0.375 Inch
  • Guide Material: Manganese Bronze
  • Exhaust Runner Volume: 110 CCM
  • Exhaust Port Location: Standard
  • Valve Spring Diameter: 1.50 Inch
  • Rocker Arm Stud Diameter: 0.4375 Inch
  • Seat Material: Ductile Iron
  • Valve Angle: 26 DD
  • Valve Springs Included: Yes
  • EGR Port: No
  • Intake Runner Volume: 315 CCM
  • Exhaust Valve Diameter: 1.89"
  • Series: Performer RPM
  • Seat Angle: Exhaust 45 deg/Intake 45 DD
  • Valve Stem Diameter: 0.3438 Inch
  • Family: Performer RPM
  • Deck Thickness: 0.5625"
  • Quantity: Sold Individually
  • Flange Type: Rectangle Intake
  • Guide Plates Included: Yes