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Home >> Ford >> 2000 >> Taurus LX, 3.0 2, AX4N >> Repair and Diagnosis >> External Pages >> Different car >> Section 1344 (Engine Mechanical - 3.5L) >> Removal >> Cylinder Head - RH >> Removal and Installation

Removal and Installation

WARNING: This page is about a different car, the 2010 Lincoln MKZ and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces that enters the oil passages, coolant passages or the oil pan, can cause engine failure.
NOTE: On early build engines, the timing chain rides on the inner side of the RH timing chain guide. Late build engines are equipped with a different design RH timing chain guide that requires the timing chain to ride on the outer side of the RH timing chain guide. For service, all replacement RH timing chain guides will be the late build design.

All vehicles 

  1. Remove the RH camshafts. For additional information, refer to Removal and Installation .
  2. If equipped, remove the heat shield and disconnect the block heater electrical connector.
    • Remove the block heater wiring harness from the engine.
    Fig 1: Locating Block Heater Electrical Connector & Heat Shield
    G06062307Courtesy of FORD MOTOR CO.
  3. Disconnect the RH Heated Oxygen Sensor (HO2S) electrical connector.
    Fig 2: Locating RH Heated Oxygen Sensor (HO2S) Electrical Connector
    G06074178Courtesy of FORD MOTOR CO.
  4. Disconnect the RH Camshaft Position (CMP) sensor electrical connector.
    Fig 3: Locating RH Camshaft Position Sensor Electrical Connector
    G06062296Courtesy of FORD MOTOR CO.
  5. Remove the bolt and the Power Steering Pressure (PSP) tube and bracket assembly.
    Fig 4: Locating Power Steering Pressure Tube & Bracket Assembly
    G06270037Courtesy of FORD MOTOR CO.
  6. Disconnect the 6 fuel injector electrical connectors (3 shown in illustration).
    Fig 5: Locating Fuel Injector Electrical Connectors
    G06062300Courtesy of FORD MOTOR CO.
  7. Disconnect the Cylinder Head Temperature (CHT) sensor electrical connector.
    Fig 6: Locating Cylinder Head Temperature (CHT) Sensor Electrical Connector
    G06062301Courtesy of FORD MOTOR CO.
  8. Disconnect the LH Catalyst Monitor Sensor (CMS) sensor electrical connector.
    Fig 7: Locating LH Catalyst Monitor Sensor (CMS) Electrical Connector
    G06062302Courtesy of FORD MOTOR CO.
  9. Remove the 2 LH catalytic converter bracket bolts.
    Fig 8: Locating LH Catalytic Converter Bracket Bolts
    G06062303Courtesy of FORD MOTOR CO.
  10. Remove the 4 nuts (3 shown in illustration) and the LH catalytic converter.
    • Discard the nuts and the gasket.
    Fig 9: Locating LH Catalytic Converter Nuts
    G06062304Courtesy of FORD MOTOR CO.
  11. Remove the LH cylinder block drain plug.
    • Allow coolant to drain from the cylinder block.
    Fig 10: Locating LH Cylinder Block Drain Plug
    G06062305Courtesy of FORD MOTOR CO.

    All-Wheel Drive (AWD) vehicles 

  12. Remove the 2 RH catalytic converter bracket bolts.
    Fig 11: Locating RH Catalytic Converter Bracket Bolts
    G06269872Courtesy of FORD MOTOR CO.

    All vehicles 

  13. Remove the 4 nuts and the RH catalytic converter.
    • Discard the nuts and the gasket.
    Fig 12: Locating RH Catalytic Converter & Nuts
    G06269875Courtesy of FORD MOTOR CO.
  14. Remove the RH cylinder block drain plug or, if equipped, the block heater.
    • Allow coolant to drain from the cylinder block.
    Fig 13: Locating RH Cylinder Block Drain Plug
    G06062343Courtesy of FORD MOTOR CO.
  15. Remove the 3 bolts and the RH exhaust manifold heat shield.
    Fig 14: Locating RH Exhaust Manifold Heat Shield Bolts
    G06074271Courtesy of FORD MOTOR CO.
  16. Remove the 6 nuts and the RH exhaust manifold.
    • Discard the nuts and exhaust manifold gaskets.
    Fig 15: Locating RH Exhaust Manifold & Nuts
    G06251778Courtesy of FORD MOTOR CO.
  17. Clean and inspect the RH exhaust manifold. For additional information, refer to EXHAUST MANIFOLD CLEANING AND INSPECTION .
  18. Remove and discard the 6 RH exhaust manifold studs.
    Fig 16: Locating Exhaust Manifold Studs
    G06270049Courtesy of FORD MOTOR CO.

    Engines equipped with early build RH timing chain guides 

  19. Remove the 2 bolts and the RH primary timing chain guide.
    Fig 17: Locating RH Primary Timing Chain Guide Bolts
    G06063051Courtesy of FORD MOTOR CO.

    Engines equipped with late build/replacement RH timing chain guides 

  20. Remove the 2 bolts and the RH primary timing chain guide.
    Fig 18: Locating RH Primary Timing Chain Guide & Bolts
    G06270006Courtesy of FORD MOTOR CO.

    All vehicles 

  21. Remove the 2 bolts and the RH secondary timing chain tensioner.
    Fig 19: Locating RH Secondary Timing Chain Tensioner & Bolts
    G06062313Courtesy of FORD MOTOR CO.
  22. Remove the 2 bolts and the engine lifting eye.
    Fig 20: Locating Engine Lifting Eye & Bolts
    G06062314Courtesy of FORD MOTOR CO.
  23. Remove the bolt and the upper intake manifold support bracket.
    NOTE: Index-mark the location of the bracket on the cylinder head for installation.
    Fig 21: Locating Upper Intake Manifold Support Bracket & Bolt
    G06062471Courtesy of FORD MOTOR CO.
  24. Remove the bolt and the RH CMP  sensor.
    Fig 22: Locating RH CMP Sensor & Bolt
    G06062297Courtesy of FORD MOTOR CO.
  25. Remove the 4 bolts and the fuel rail and injectors as an assembly.
    Fig 23: Locating Fuel Rail & Injectors Assembly Bolts
    G06074732Courtesy of FORD MOTOR CO.
  26. Disconnect the coolant bypass hose from the thermostat housing.
    Fig 24: Locating Coolant Bypass Hose To Thermostat Housing
    G06270057Courtesy of FORD MOTOR CO.
  27. Remove the 2 thermostat housing-to-lower intake manifold bolts.
    • Remove the thermostat housing and discard the gasket and O-ring seal.
    Fig 25: Locating Thermostat Housing-To-Lower Intake Manifold Bolts
    G06270058Courtesy of FORD MOTOR CO.
  28. Remove the 10 bolts and the lower intake manifold.
    • Discard the gaskets.
    NOTE: If the engine is repaired or replaced because of upper engine failure, typically including valve or piston damage, check the intake manifold for metal debris. If metal debris is found, install a new intake manifold. Failure to follow these instructions can result in engine damage.
    Fig 26: Locating Lower Intake Manifold Bolts
    G06270059Courtesy of FORD MOTOR CO.
  29. Disconnect and remove the CHT  sensor jumper harness.
    Fig 27: Locating CHT Sensor Jumper Harness
    G06062320Courtesy of FORD MOTOR CO.
  30. Remove the valve tappets from the cylinder head.
    NOTE: If the components are to be reinstalled, they must be installed in the same positions. Mark the components for installation into their original locations.
    Fig 28: Locating Valve Tappets
    G06062321Courtesy of FORD MOTOR CO.
  31. Remove and discard the M6 bolt.
    Fig 29: Locating M6 Bolt
    G06062322Courtesy of FORD MOTOR CO.
  32. Remove and discard the 8 bolts from the cylinder head.
    • Remove the cylinder head.
    • Discard the cylinder head gasket.
    NOTE: Place clean shop towels over exposed engine cavities. Carefully remove the towels so foreign material is not dropped into the engine. Any foreign material (including any material created while cleaning gasket surfaces) that enters the oil passages or the oil pan, may cause engine failure.
    NOTE: Aluminum surfaces are soft and may be scratched easily. Never place the cylinder head gasket surface, unprotected, on a bench surface.
    NOTE: The cylinder head bolts must be discarded and new bolts must be installed. They are a tighten-to-yield design and cannot be reused.
    Fig 30: Locating Cylinder Head Bolts
    G06062323Courtesy of FORD MOTOR CO.
  33. Clean the cylinder head-to-cylinder block mating surfaces of both the cylinder heads and the cylinder block in the following sequence.
    1. Remove any large deposits of silicone or gasket material with a plastic scraper.
    2. Apply silicone gasket remover, following package directions, and allow to set for several minutes.
    3. Remove the silicone gasket remover with a plastic scraper. A second application of silicone gasket remover may be required if residual traces of silicone or gasket material remain.
    4. Apply metal surface prep, following package directions, to remove any remaining traces of oil or coolant and to prepare the surfaces to bond with the new gasket. Do not attempt to make the metal shiny. Some staining of the metal surfaces is normal.
    NOTE: Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools cause scratches and gouges that make leak paths. Use a plastic scraping tool to remove all traces of the head gasket.
    NOTE: Observe all warnings or cautions and follow all application directions contained on the packaging of the silicone gasket remover and the metal surface prep.
    NOTE: If there is no residual gasket material present, metal surface prep can be used to clean and prepare the surfaces.
  34. Support the cylinder head on a bench with the head gasket side up. Check the cylinder head distortion and the cylinder block distortion. For additional information, refer to CYLINDER HEAD DISTORTION and CYLINDER BLOCK DISTORTION .