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Edelbrock 61555 - Cylinder Head, Chevrolet 396-454-M, Rectangular, Marine RPM, 118cc, Hydraulic Roller

The Edelbrock 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. 

DETAILS
Camshaft Type: Hydraulic Roller
Car/Engine: Chevrolet Big Block
Chamber Volume: 118cc
Engine Notes: 396-454 cui , 454-R Marine
Exhaust Port Location: Standard
HP Range: 500-600
Intake Flange Style: Rectangular
Max. Lift: 0.650''
Port Volume Intake / Exh: 315cc/ 110cc
Serie: Performer RPM
Valve Sizes Intake / Exh: 2.25'' / 1.89''
Valve Spring Diameter: 1.50''
Available downloads:
Download instructions

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  • Equipped with springs for use in hydraulic roller camshaft applications.
  • Match with Edelbrock head gasket sets.
  • Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat.
  • All Performer and Performer RPM B/B Chevy heads have spark plugs relocated closer to center of bore which will interfere with high-dome pistons for open chamber heads.
  • Heavy-duty, 1.89" Inconel exhaust valves provide added durability for marine applications
  • Hard anodized black to protect the aluminum cylinder heads in the harsh marine environment
  • Match with an Edelbrock Performer RPM manifold, Performer Series 750 cfm marine carb and Performer RPM cam for proven performance
  • Smaller-than-stock 11/32" valve stems promote excellent flow and lighter valve weight

Edelbrock 61555 - Cylinder Head, Chevrolet 396-454-M, Rectangular, Marine RPM, 118cc, Hydraulic Roller

The Edelbrock 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. 

DETAILS
Camshaft Type: Hydraulic Roller
Car/Engine: Chevrolet Big Block
Chamber Volume: 118cc
Engine Notes: 396-454 cui , 454-R Marine
Exhaust Port Location: Standard
HP Range: 500-600
Intake Flange Style: Rectangular
Max. Lift: 0.650''
Port Volume Intake / Exh: 315cc/ 110cc
Serie: Performer RPM
Valve Sizes Intake / Exh: 2.25'' / 1.89''
Valve Spring Diameter: 1.50''

Available downloads:
Download instructions

0 of 0 reviews

Average rating of 0 out of 5 stars

Leave a review!

Share your experiences with other customers.


  • Equipped with springs for use in hydraulic roller camshaft applications.
  • Match with Edelbrock head gasket sets.
  • Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat.
  • All Performer and Performer RPM B/B Chevy heads have spark plugs relocated closer to center of bore which will interfere with high-dome pistons for open chamber heads.
  • Heavy-duty, 1.89" Inconel exhaust valves provide added durability for marine applications
  • Hard anodized black to protect the aluminum cylinder heads in the harsh marine environment
  • Match with an Edelbrock Performer RPM manifold, Performer Series 750 cfm marine carb and Performer RPM cam for proven performance
  • Smaller-than-stock 11/32" valve stems promote excellent flow and lighter valve weight

Accessory Items

Skip product gallery
Sure Seat Valve Springs for Cylinder Heads

Edelbrock

Part number: 5745

€224.25 incl. vat
Exhaust Gasket, Chevrolet Big Block

Edelbrock

Part number: 7205

€38.50 incl. vat
Head Gasket, Chevrolet Big Block 396-402-427-454

Edelbrock

Part number: 7302

€77.50 incl. vat
Valve Cover Gasket, Chevrolet Big Block

Edelbrock

Part number: 7580

€64.50 incl. vat
Head Bolt Kit, Chevrolet Big Block

Edelbrock

Part number: 8551

€354.25 incl. vat
Performer Series Retainer (Qty 16)

Edelbrock

Part number: 9602

€115.75 incl. vat
Intake Valves, 2.25", For #61459, #61559, #61555

Edelbrock

Part number: 97040-MSTR

€64.00 incl. vat
Exhaust Valves, 1.89", For #61555 Marine Heads

Edelbrock

Part number: 9788-MSTR

€87.50 incl. vat

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Embark on a thrilling journey of power and precision with Edelbrock, your trusted source for top-tier performance parts. We redefine driving with high-performance components like state-of-the-art carburetors, precision-engineered intake manifolds, and more—all crafted to elevate your vehicle's performance. Optimize every horsepower with Edelbrock's blend of innovation, reliability, and craftsmanship. Our products meet the highest standards, satisfying automotive enthusiasts and professionals alike. Edelbrock offers carburetors that breathe life into engines and intake manifolds designed for seamless integration, enhancing airflow and power. Whether you need camshafts or other components, Edelbrock delivers cutting-edge solutions that redefine performance. Choose Edelbrock because we share your passion for powerful vehicles. Our performance parts unleash your engine's full potential, providing an unparalleled driving experience. Maximize efficiency, elevate performance, and let your engine roar with Edelbrock Performance Parts. Experience the power and precision that turn drives into extraordinary journeys.