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Home >> Ford >> 2008 >> Expedition RWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine >> Disassembly And Assembly Of Subassemblies >> Cylinder Head >> Assembly
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Cylinder Head: Assembly

  1. Lubricate the camshaft and camshaft journals with clean engine oil and install the camshaft.
  2. Install the camshaft bearing caps in their original locations.
    • Lubricate the camshaft bearing caps with clean engine oil.
    • 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. Remove the bolts the front camshaft bearing cap and then the remaining bearing caps.
  9. Remove the camshaft.
  10. Install a new gasket, the VCT housing and the bolts.
    • Tighten to 10 Nm (89 lb-in).
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