Edelbrock Performer RPM 454 Oval Port Cylinder Head Chev BB 396 - 502 # ED60459

Edelbrock Performer RPM 454 Oval Port Cylinder Head Chev BB 396 - 502 # ED60459Edelbrock Performer RPM 454 Oval Port Cylinder Head Chev BB 396 502 # ED60459 Cylinder Head, Performer RPM, Aluminum, Assembled, 110cc Chamber, 290cc Intake Runner, Chevy, Big Block, Each Combustion Chamber Volume (cc): 110 Intake Runner Volume (cc): 290cc Exhaust Runner Volume (cc): 110cc Cylinder Head Style: Assembled Cylinder Head Material: Cast aluminum Intake Port Shape: Oval Intake Valve Diameter (in.): 2. 190 in. CNC Machined Combustion

Edelbrock Performer RPM 454 Oval Port Cylinder Head Chev BB 396 - 502 # ED60459
Cylinder Head, Performer RPM, Aluminum, Assembled, 110cc Chamber, 290cc Intake Runner, Chevy, Big Block, Each
Combustion Chamber Volume (cc):
110
Intake Runner Volume (cc):
290cc
Exhaust Runner Volume (cc):
110cc
Cylinder Head Style:
Assembled
Cylinder Head Material:
Cast aluminum
Intake Port Shape:
Oval
Intake Valve Diameter (in.):
2.190 in.
CNC-Machined Combustion Chamber:
No
CNC-Machined Intake Runner:
No
CNC-Machined Exhaust Runner:
No
Combustion Chamber Style:
Semi-open
Intake Port Location:
Standard
Exhaust Port Shape:
Square
Exhaust Port Location:
Standard
Intake Valves Included:
Yes
Exhaust Valves Included:
Yes
Exhaust Valve Diameter (in.):
1.880 in.
Valve Springs Included:
Yes
Maximum Valve Lift (in.):
0.700 in.
Camshaft Style:
Hydraulic flat tappet
Outside Diameter of Outer Spring (in.):
1.500 in.
Damper Spring Included:
No
Number of Springs Per Valve:
Dual
Retainers Included:
Yes
Retainer Material:
Steel
Locks Included:
Yes
Lock Style:
7 degree
Valve Stem Seals Included:
Yes
Valve Stem Seal Style:
Positive stop
Rocker Arm Studs Included:
Yes
Rocker Arm Nut Thread Size:
7/16 in.-20
Rocker Arms Included:
No
Rocker Arm Nuts Included:
No
Guideplates Included:
Yes
Guideplate Pushrod Size:
3/8 in.
Valve Cover Mounting Style:
Perimeter bolt
Accessory Bolt Holes Drilled:
Yes
Intake Valve Angle:
26
Valve Guides Included:
Yes
Valve Guide Material:
Manganese bronze
Valve Seats Machined:
Yes
Valve Seat Machine Style:
3-angle
Valve Seat Material:
Ductile iron
Cylinder Head Color:
Natural
Steam Holes Drilled:
No
Oiling Style:
Through pushrod
Machined for O-Ring:
No
Heat Crossover:
No
Remanufactured:
No
Quantity:
Sold individually.
Notes:
For Hydraulic flat tappet camshafts. If using a domed piston check clearance before final assembly, spark plug location has been moved .150 closer to bore center, with a semi-open chamber design.
Edelbrock Performer RPM Cylinder Heads
Edelbrock Performer RPM aluminum cylinder heads feature threaded inserts in the rocker studs and exhaust manifold bolt holes for superior strength and durability. They also include hardened seats, bronze valve guides, and fully machined valve cover rails for a more consistent gasket seal. These heads offer improved power throughout the RPM range for greater throttle response and top-end horsepower. Countless options are available; order the model recommended for your vehicle and engine application.