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RPM Marine Big-Block Chevy Cylinder Head Hydraulic Roller Cam
Part # 61555 | Line Code: EDE
Edelbrock
Edelbrock

$1,780.99
$1,780.99
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Not Fitted

Product Details
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Rocker Stud Diameter 0.4375
Guide Material Manganese Bronze
Exhaust Runner Volume 110
Assembled Yes
Valve Included Yes
Valve Angle 26
Deck Thickness 0.5625
Deck Height 9.8
Guide Plates Included Yes
Guide Plate Material Hardened Steel
Horsepower 500-600
Valve Spring Maximum Lift 0.650
Intake Runner Volume 315
Valve Spring Diameter 1.50
Valve Seals Included Yes
Retainer Included Yes
Seat Material Ductile Iron
Camshaft Type Hydraulic Roller
Valve Springs Included Yes
Push Rod Diameter (Suggested) 0.375
Rocker Arm Stud Diameter 0.4375
Head Casting Number N/A
Quantity Sold Individually
Mounting Hardware Included No
Intake Valve Diameter 2.25
Material Aluminum
Exhaust Port Location Standard
Seat Angle Exhaust 45 deg/Intake 45
EGR Port No
Series Performer RPM
Combustion Chamber Volume 118
Flange Type Rectangle Intake
Valve Lock Material Steel
CNC Ported No
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.
Family Performer RPM
Valve Stem Diameter 0.3438
Construction Type Complete
Grade Type Performance
Exhaust Valve Diameter 1.89
Part Terminology Engine Cylinder Head

Features & Benefits
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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.

Application Summary
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Chevrolet:Big-Block Mark IV:396 (6.6L)/402 (6.6L)/427 (7.0L)/454 (7.4L)/502 (8.2L)
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