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Patriot Performance Ford Stage II Remanufactured SOHC Cylinder Heads 1004R

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Cylinder Heads, Stage II, Aluminum, Assembled, Ford, 4.6, 5.4L, Romeo, Pair

  • The part PAR-1004R has an additional shipping charge of $8.00 per item due to its large size and/or weight.

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Patriot Performance Ford Stage II Remanufactured SOHC Cylinder Heads

Part Type: Cylinder Heads
Manufacturer's Part Number: 1004R
Part Type: Cylinder Heads
Product Line: Patriot Performance Ford Stage II Remanufactured SOHC Cylinder Heads
Summit Racing Part Number: PAR-1004R

Cylinder Head Style: Assembled
Cylinder Head Material: Aluminum
Cylinder Head Finish: Natural
Combustion Chamber Volume (cc): 46
CNC-Machined Combustion Chamber: Yes
Intake Runner Volume (cc): 180cc
Exhaust Runner Volume (cc): 67cc
CNC-Machined Intake Runner: Yes
CNC-Machined Exhaust Runner: Yes
Intake Port Location: Standard
Exhaust Port Location: Standard
Intake Valves Included: Yes
Intake Valve Diameter (in): 1.781 in.
Exhaust Valves Included: Yes
Exhaust Valve Diameter (in): 1.452 in.
Valve Springs Included: Yes
Maximum Valve Lift (in): 0.575 in.
Damper Spring Included: No
Number of Springs Per Valve: Single
Retainers Included: Yes
Retainer Material: Titanium
Locks Included: Yes
Lock Style: 10 degree
Valve Stem Seals Included: Yes
Valve Stem Seal Style: Positive stop
Rocker Arm Studs Included: No
Rocker Arms Included: No
Rocker Arm Nuts Included: No
Guideplates Included: No
Accessory Bolt Holes Drilled: Yes
Valve Guides Included: Yes
Valve Guide Material: Bronze
Valve Seats Machined: Yes
Valve Seat Machine Style: 5-angle
Valve Seat Material: Steel
Steam Holes Drilled: No
Oiling Style: Through head
Machined for O-Ring: No
Heat Crossover: No
Quantity: Sold as a pair.
Notes: Romeo castings. Requires Performance Improver intake and late style 11-bolt valve covers sold separately.
In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

These Ford Stage II SOHC cylinder heads from Patriot Performance are designed to add a 35 to 40 rear wheel horsepower gain. Ideal for street and strip applications, these CNC-ported heads flow over 215 cfm and can handle blown or nitrous setups.


Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

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