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Home >> Lincoln >> 2003 >> Navigator 4WD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine-5.4L >> Disassembly And Assembly Of Subassemblies >> Cylinder Head >> Assembly
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Cylinder Head: Assembly

  1. Install the hydraulic lash adjusters.
    Fig 1: Installing Hydraulic Lash Adjusters
    G01563208Courtesy of FORD MOTOR CO.
    2. NOTE: LH shown, RH similar.
    Fig 2: Installing Camshafts
    G01563209Courtesy of FORD MOTOR CO.
  2. Install the camshafts.
  3. Install the camshaft bearing cap assemblies.
    Fig 3: Installing Camshaft Bearing Cap Assemblies
    G01563210Courtesy of FORD MOTOR CO.
  4. Using the special tools, install the new intake valve stem seals. Repeat this step to install all necessary intake valve stem seals.
    Fig 4: Installing Intake Valve Stem Seals
    G01563211Courtesy of FORD MOTOR CO.
  5. Using the special tools, install the new exhaust valve stem seals. Repeat this step to install all necessary exhaust valve stem seals.
    Fig 5: Installing Exhaust Valve Stem Seals
    G01563212Courtesy of FORD MOTOR CO.
  6. Install the special tool between the valve spring coils to protect the intake valve stem seal from damage.
    Fig 6: Installing Special Tool Between Valve Spring Coils
    G01563213Courtesy of FORD MOTOR CO.
  7. Position the intake valve spring and the spring retainer over the intake valve stem and the valve seal.
    Fig 7: Positioning Intake Valve Spring And Spring Retainer Over Intake Valve Stem And Valve Seal
    G01563214Courtesy of FORD MOTOR CO.
  8. Using the special tool, compress the intake valve spring. Install the intake valve spring retainer keys.
    Fig 8: Installing Intake Valve Spring Retainer Keys
    G01563215Courtesy of FORD MOTOR CO.
  9. Repeat above three steps to install all necessary intake valve spring assemblies.
  10. Install the special tool between the valve spring coil to protect the exhaust valve stem seal from damage.
    Fig 9: Installing Special Tool Between Valve Spring Coil To Protect Exhaust Valve Stem Seal
    G01563216Courtesy of FORD MOTOR CO.
  11. Position the exhaust valve spring and the spring retainer over the exhaust valve stem and the valve seal.
    Fig 10: Positioning Exhaust Valve Spring And Spring Retainer Over Exhaust Valve Stem And Valve Seal
    G01563217Courtesy of FORD MOTOR CO.
  12. Using the special tool, compress the exhaust valve spring. Install the exhaust valve spring retainer keys.
    Fig 11: Installing Exhaust Valve Spring Retainer Keys
    G01563218Courtesy of FORD MOTOR CO.
  13. Repeat above three steps to install all necessary exhaust valve spring assemblies.
    14. NOTE: LH tensioner shown, RH tensioner similar.
    Fig 12: Installing All Exhaust Valve Spring Assemblies
    G01563219Courtesy of FORD MOTOR CO.
  14. Install the tensioner.
    15. CAUTION: Timing marks must be at 12 o'clock and indexed at 6 o'clock.
    Fig 13: Identifying Timing Marks positions
    G01563220Courtesy of FORD MOTOR CO.
  15. Install the camshaft sprockets and the chain as an assembly.
  16. Install the special tool.
    Fig 14: Installing Special Tool
    G01563221Courtesy of FORD MOTOR CO.
  17. Tighten the exhaust camshaft sprocket and the intake camshaft bolt washer and spacer in two stages:
    • Stage 1: Tighten to 40 Nm (30 lb-ft).
    • Stage 2: Tighten an additional 90 degrees.
      Fig 15: Tightening Exhaust Camshaft Sprocket And Intake Camshaft Bolt Washer And Spacer
      G01563222Courtesy of FORD MOTOR CO.
  18. Remove the special tool.
    Fig 16: Removing Special Tool
    G01563223Courtesy of FORD MOTOR CO.
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