Cylinder Head - LH: Installation

2009 Mercury Milan Premier, 3.0 1, AWDSECTION Installation
WARNING: This page is about a different car, the 2005 Mercury Montego, 2005 Ford Freestyle, and 2005 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
    CAUTION: 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 which make leak paths.
  1. Use a plastic scraping tool to remove all traces of the head gasket.
    • Clean all surfaces with silicone gasket remover and metal surface prep.
  2. Position the new gasket and the cylinder head.
  3. NOTE: New cylinder head bolts must be installed. They are torque-to-yield designed and cannot be reused.
  4. Install the 8 bolts and tighten in 6 stages in the sequence shown.
    • Stage 1: Tighten to 40 Nm (30 lb-ft).
    • Stage 2: Tighten 90 degrees.
    • Stage 3: Loosen one full turn.
    • Stage 4: Tighten to 40 Nm (30 lb-ft).
    • Stage 5: Tighten 90 degrees.
    • Stage 6: Tighten 90 degrees.
      Fig 1: Removing All Traces Of Head Gasket
      G03990175Courtesy of FORD MOTOR CO.
  5. CAUTION: The hydraulic lash adjusters must be installed in their original positions.
  6. Install the hydraulic lash adjusters.
    • Lubricate the hydraulic lash adjusters with clean engine oil.
  7. CAUTION: The camshaft roller followers must be installed in their original positions.
  8. Install the camshaft roller followers.
    • Lubricate the camshaft roller followers with clean engine oil.
  9. Install the oil level indicator and tube. For additional information, refer to OIL LEVEL INDICATOR AND TUBEΒ .
  10. Install the LH exhaust manifold. For additional information, refer to EXHAUST MANIFOLD - LHΒ .
  11. Install the coolant bypass tube. For additional information, refer to ENGINE COOLING .
  12. Install the lower intake manifold. For additional information, refer to LOWER INTAKE MANIFOLDΒ .
RENDER: 1.0x

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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.