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Home >> Ford >> 2009 >> Flex Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1485 (Engine Mechanical - 4.6L (3V)) >> Disassembly And Assembly Of Subassemblies >> Cylinder Head >> Assembly

Cylinder Head: Assembly

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  1. Lubricate the camshaft and camshaft journals with clean engine oil and install the camshaft.
    2. NOTE: Lubricate the camshaft bearing caps with clean engine oil.
  2. Install the camshaft bearing caps in their original locations.
    • Position the front camshaft bearing cap.
    • Position the remaining camshaft bearing caps.
    • Install the bolts finger-tight.
    3. NOTE: Lubricate the valve stem with clean engine oil prior to installation.
  3. Install the valve into the cylinder head.
    4. NOTE: Lubricate the valve seal and valve stem with clean engine oil prior to installation.
  4. Position a new valve seal onto the valve stem.
  5. Using the special tool, install the new valve seal.
    6. Fig 1: Installing Valve Seal Using Special Tool (303-383)
    G03920082Courtesy of FORD MOTOR CO.
  6. Using the special tool, install the valve spring, the valve spring retainer and the valve spring retainer keys.
    7. Fig 2: Compressing Valve Spring With Special Tool (303-1039)
    G03920063Courtesy of FORD MOTOR CO.
  7. Repeat the previous 2 steps for each valve.
    8. CAUTION: Remove the front thrust camshaft bearing cap straight upward from the bearing towers or the bearing cap may be damaged from side loading.
  8. Remove the 2 bolts and the cylinder head camshaft front bearing cap.
    9. Fig 3: Removing Camshaft Front Bearing Cap Bolts
    GF0005526Courtesy of FORD MOTOR CO.
    CAUTION: The camshaft bearing caps must be installed in their original locations. Record camshaft bearing cap locations. Failure to follow these instructions may result in engine damage.
  9. Remove the remaining bolts in the sequence shown and remove the cylinder head camshaft bearing caps.
    10. Fig 4: Removing Camshaft Bearing Caps Bolts In Sequence
    GF0005527Courtesy of FORD MOTOR CO.
  10. Remove the camshaft.
  11. Install a new gasket, the VCT housing and the bolts.
    • Tighten to 10 N.m (89 lb-in).
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