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Patriot Performance 1004 - Patriot Performance Ford Stage II Remanufactured SOHC Cylinder Heads

  • Cylinder Heads, Stage II, Aluminum, Assembled, Ford, 4.6, 5.4L, SOHC, Windsor Casting, Pair
  • Additional Info
    • Substitute Part: PAR-1004R
      The part number you requested is out of stock; however, the substitute item is very similar to the item you want.
  • Warnings
    • The part PAR-1004 has an additional shipping charge of $8.00 per item due to its large size and/or weight.
 
BrandPatriot Performance
Manufacturer's Part Number1004
Part TypeCylinder Heads
Product LinePatriot Performance Ford Stage II Remanufactured SOHC Cylinder Heads
Summit Racing Part NumberPAR-1004
 
Cylinder Head StyleAssembled
Cylinder Head MaterialAluminum
Cylinder Head FinishNatural
Combustion Chamber Volume (cc)46
CNC-Machined Combustion ChamberYes
Intake Runner Volume (cc)180cc
Exhaust Runner Volume (cc)67cc
CNC-Machined Intake RunnerYes
CNC-Machined Exhaust RunnerYes
Intake Port LocationStandard
Exhaust Port LocationStandard
Intake Valves IncludedYes
Intake Valve Diameter (in)1.781 in.
Exhaust Valves IncludedYes
Exhaust Valve Diameter (in)1.452 in.
Valve Springs IncludedYes
Maximum Valve Lift (in)0.575 in.
Damper Spring IncludedNo
Number of Springs Per ValveSingle
Retainers IncludedYes
Retainer MaterialTitanium
Locks IncludedYes
Lock Style10 degree
Valve Stem Seals IncludedYes
Valve Stem Seal StylePC seal
Rocker Arm Studs IncludedNo
Rocker Arms IncludedNo
Rocker Arm Nuts IncludedNo
Guideplates IncludedNo
Accessory Bolt Holes DrilledYes
Valve Guides IncludedYes
Valve Guide MaterialBronze
Valve Seats MachinedYes
Valve Seat Machine Style5-angle
Valve Seat MaterialSteel
Steam Holes DrilledNo
Oiling StyleThrough head
Machined for O-RingNo
Heat CrossoverNo
QuantitySold as a pair.
NotesWindsor castings. Requires Performance Improver intake and late style 13-14 bolt valve covers sold separately.
CalculatorCompression Calculator
 

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.

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