Engine Kits

Edelbrock Marine Duty Performer RPM Cylinder Head 454-O
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Edelbrock Marine Duty Performer RPM Cylinder Head 454-O

Part #: 61459
List Price: $2,069.00
Our Price: $1,034.50
You Save: $1,034.50

BB-Chevy Performer RPM 454-O Marine, Aluminum Cylinder Head 290cc Oval Intake Ports 110cc Combustion Chambers 2.190 Int/1.880 Exh Valves Cylinder Head comes with Valves and studs Only Sold Individually


  • Heavy-duty, 1.89" Inconel exhaust valves provide added durability for marine applications
  • Hard anodized to protect the aluminum in the harsh marine environment
  • Sold with valves only to allow for valve spring choices
  • 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 Bolt Holes Drilled Yes
Brand Edelbrock
CNC-Machined Combustion Chamber No
CNC-Machined Exhaust Runner No
CNC-Machined Intake Runner No
Combustion Chamber Style Open chamber
Combustion Chamber Volume (cc) 110
Cylinder Head Finish Natural
Cylinder Head Material Aluminum
Cylinder Head Style Assembled
Damper Spring Included No
Exhaust Port Location Standard
Exhaust Port Shape Round
Exhaust Runner Volume (cc) 110cc
Exhaust Valve Diameter (in) 1.890 in.
Exhaust Valves Included Yes
Guideplates Included Yes
Heat Crossover No
Intake Port Location Standard
Intake Port Shape Oval
Intake Runner Volume (cc) 290cc
Intake Valve Diameter (in) 2.250 in.
Intake Valves Included Yes
Locks Included No
Machined for O-Ring No
Notes Designed for Marine use. The spark plug location has been moved .150 inch closer toward the bore center. Custom pistons are recommended make sure to check clearance before final assembly.
Oiling Style Through pushrod
Part Type Cylinder Heads
Product Line Edelbrock Marine-Duty Performer RPM 454 Cylinder Heads
Quantity Sold individually.
Retainers Included No
Rocker Arm Nuts Included No
Rocker Arm Studs Included Yes
Rocker Arms Included No
Steam Holes Drilled No
Valve Cover Mounting Style Perimeter bolt
Valve Guide Material Manganese bronze
Valve Guides Included Yes
Valve Seat Machine Style 3-angle
Valve Seat Material Ductile iron
Valve Seats Machined Yes
Valve Springs Included No
Valve Stem Seal Set Included No