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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.

• Specifikationer

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