2004 Ford ThunderbirdFACTORY OEM SERVICE PROCEDURE

Engine Mechanical: Mechanical: Engine: Assembly: Engine

Fig 1: Identifying Special Tool(s)
G03281043Courtesy of FORD MOTOR CO.
MATERIAL SPECIFICATION

Item Specification
Motorcraft Premium Gold Engine Coolant VC-7-A or equivalent WSE-M97B51-A1
Super Premium SAE 5W-20 XO-5W20-QSP or equivalent WSS-M2C153-H
Silicone Gasket and Sealant F7AZ-19554-EA (in Canada CXC-111-A) or equivalent WSE-M4G323-A4
Metal Surface Cleaner F4AZ-19A536-RA or equivalent WSE-M5B392-A
  1. Install the components in the order indicated in the following illustration and table.
    Fig 2: Installing Cylinder Heads
    G03281044Courtesy of FORD MOTOR CO.
  2. Install the components in the order indicated in the following illustration and table.
    Fig 3: Installing Tappets & Camshafts
    G03281045Courtesy of FORD MOTOR CO.
  3. Install the components in the order indicated in the following illustration and table.
    Fig 4: Installing Crankshaft Sprocket, Camshaft Sprockets & Secondary Timing Chains
    G03281046Courtesy of FORD MOTOR CO.
  4. Remove the components in the order indicated in the following illustration and table.
    Fig 5: Installing Timing Chain Guides & Timing Chains
    G03281047Courtesy of FORD MOTOR CO.
  5. Install the components in the order indicated in the following illustration and table.
    Fig 6: Installing Timing Chain Tensioner Arms & Tensioners
    G03281048Courtesy of FORD MOTOR CO.
  6. Install the components in the order indicated in the following illustration and table.
    Fig 7: Installing Variable Camshaft Timing Bush Carriers
    G03281049Courtesy of FORD MOTOR CO.
  7. Install the components in the order indicated in the following illustration and table.
    Fig 8: Installing Sump Body Assembly & Front Cover
    G03281050Courtesy of FORD MOTOR CO.
  8. Install the components in the order indicated in the following illustration and table.
    Fig 9: Installing RH Exhaust Manifold & Heat Shield
    G03281051Courtesy of FORD MOTOR CO.
  9. Install the components in the order indicated in the following illustration and table.
    Fig 10: Installing LH Exhaust Manifold & Heat Shield
    G03281052Courtesy of FORD MOTOR CO.
  10. Install the components in the order indicated in the following illustration and table.
    Fig 11: Installing Coolant Inlet Housing
    G03281053Courtesy of FORD MOTOR CO.
  11. Install the components in the order indicated in the following illustration and table.
    Fig 12: Installing Valve Covers
    G03281054Courtesy of FORD MOTOR CO.
  12. Install the components in the order indicated in the following illustration and table.
    Fig 13: Installing Intake Manifold
    G03281055Courtesy of FORD MOTOR CO.
  13. Install the components in the order indicated in the following illustration and table.
    Fig 14: Installing Fuel Injectors
    G03281056Courtesy of FORD MOTOR CO.
  14. Install the components in the order indicated in the following illustration and table.
    Fig 15: Installing Steering Pump
    G03281057Courtesy of FORD MOTOR CO.
  15. Install the components in the order indicated in the following illustration and table.
    Fig 16: Installing Front Camshaft Seal, Pulley & Generator
    G03281058Courtesy of FORD MOTOR CO.
  16. Install the components in the order indicated in the following illustration and table.
    Fig 17: Installing Breather Hose & RH Ignition Coils
    G03281059Courtesy of FORD MOTOR CO.
  17. Install the components in the order indicated in the following illustration and table.
    Fig 18: Installing AIC Compressor & LH Ignition Coils
    G03281060Courtesy of FORD MOTOR CO.
  18. Install the components in the order indicated in the following illustration and table.
    Fig 19: Installing Engine Cover Bracket Support & Oil Level Indicator Tube
    G03281061Courtesy of FORD MOTOR CO.
  19. Install the components in the order indicated in the following illustration and table.
    Fig 20: Installing Engine Wiring Harness & Coil Covers
    G03281062Courtesy of FORD MOTOR CO.
  20. Install the components in the order indicated in the following illustration and table.
    Fig 21: Installing Various Sensor Connectors
    G03281063Courtesy of FORD MOTOR CO.
  21. Install the components in the order indicated in the following illustration and table.
    Fig 22: Installing Drive Belt Pulleys & Belt
    G03281064Courtesy of FORD MOTOR CO.
  22. Install the components in the order indicated in the following illustration and table.
    Fig 23: Installing Oil Pump Filter Adaptor & Oil Filter
    G03281065Courtesy of FORD MOTOR CO.
  23. Install the components in the order indicated in the following illustration and table.
    Fig 24: Installing Motor Mount Brackets & Mounts
    G03281066Courtesy of FORD MOTOR CO.

ITEMS 2-7: CYLINDER HEAD ASSEMBLY NOTEΒ 

  1. Install the knock sensors.
    Fig 25: Installing Knock Sensors
    G03281067Courtesy of FORD MOTOR CO.
  2. Position the cylinder heads.
    • Install new gaskets.
      Fig 26: Installing New Gaskets
      G03281068Courtesy of FORD MOTOR CO.
  3. NOTE: The cylinder head bolts are a torque-to-yield design and must not be reused. Always use new bolts.
  4. Install and tighten the RH head bolts in four stages in the sequence shown.
    • Stage 1: Tighten bolts 1 through 10 to 20 Nm (15 lb-ft).
    • Stage 2: Tighten bolts 1 through 10 to 35 Nm (26 lb-ft).
    • Stage 3: Tighten bolts 1 through 10 to 45 Nm (33 lb-ft) and an additional 90 degrees.
    • Stage 4: Tighten bolts 1 through 10 an additional 90 degrees.
      Fig 27: Installing RH Head Bolts
      G03281069Courtesy of FORD MOTOR CO.
  5. Install and tighten the bolts in two stages.
    1. Tighten to 20 Nm (15 lb-ft).
    2. Tighten an additional 90 degrees.
    Fig 28: Tightening Bolts In Two Stages
    G03281070Courtesy of FORD MOTOR CO.
  6. Install and tighten the LH head bolts in four stages in the sequence shown.
    • Stage 1: Tighten bolts 1 through 10 to 20 Nm (15 lb-ft).
    • Stage 2: Tighten bolts 1 through 10 to 35 Nm (26 lb-ft).
    • Stage 3: Tighten bolts 1 through 10 to 45 Nm (33 lb-ft) and an additional 90 degrees.
    • Stage 4: Tighten bolts 1 through 10 an additional 90 degrees.
      Fig 29: Tightening LH Head Bolts
      G03281071Courtesy of FORD MOTOR CO.
  7. Install and tighten the bolts in two stages.
    1. Tighten to 20 Nm (15 lb-ft).
    2. Tighten an additional 90 degrees.
      Fig 30: Tightening Bolts In Two Stages
      G03281072Courtesy of FORD MOTOR CO.

ITEMS 9-15, 17-23: RH AND LH CAMSHAFT ASSEMBLY NOTEΒ 

    NOTE: Apply clean engine oil to the camshaft journals, the camshaft caps and the camshaft lobes prior to installing the camshafts.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.