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Home >> Ford >> 2003 >> Windstar SE >> Repair and Diagnosis >> External Pages >> Different car >> Section 1679 (Engine - 6.8L (3V) -- F250-F550 Super Duty) >> Disassembly And Assembly Of Subassemblies >> Cylinder Head >> Disassembly

Cylinder Head: Disassembly

WARNING: This page is about a different car, the 2007 Ford Pickup, 2007 Ford F550 Super Duty, 2007 Ford F450 Super Duty, and 2007 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the bolts and the variable camshaft timing housing.
    • Discard the gasket.
  2. Lubricate the camshaft and camshaft journals with clean engine oil and install the camshaft.
  3. 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.
  4. Using the special tool, compress the valve spring and remove the valve spring retainer keys.
    Fig 1: Compressing Valve Spring With Special Tool
    G03920063Courtesy of FORD MOTOR CO.
  5. Remove the valve spring retainer, the valve spring and the valve seal.
    • Discard the valve seal.
  6. Remove the valve from the cylinder head.
  7. Repeat the previous 3 steps for each valve.
  8. Inspect the components. For additional information, refer to ENGINE SYSTEM - GENERAL INFORMATION article.
    9. CAUTION: Remove the front thrust camshaft bearing cap straight upward from the bearing towers, or the bearing cap may be damaged from sideloading.
  9. Remove the bolts, the front camshaft bearing cap and then the remaining bearing caps.
  10. Remove the camshaft.
  11. Check the cylinder head for distortion. For additional information, refer to ENGINE SYSTEM - GENERAL INFORMATION article.
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