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Disassembly And Assembly

CAUTION: If the components are to be reinstalled, they must be installed in the same positions. Mark the components removed for location.
    CAUTION: Only use hand tools when removing or installing the spark plugs, damage can occur to the cylinder head or spark plug.
  1. Remove the spark plugs.
    • To install, tighten to 15 Nm (11 lb-ft).
    2. Fig 1: Locating Spark Plug
    GF0002543Courtesy of FORD MOTOR CO.
  2. Using the special tool, compress the valve springs.
    3. Fig 2: Compressing Valve Springs
    GF0033188Courtesy of FORD MOTOR CO.
  3. Remove the following:
    1. Valve spring retainer key
    2. Valve spring retainers
    3. Valve springs
    4. Valve stem seal/seats
    5. Intake valves
    6. Exhaust valves
    4. Fig 3: Identifying Valve Spring Retainers, Valve Springs And Valves
    GF0002544Courtesy of FORD MOTOR CO.
  4. Inspect the components, if necessary. For additional information, refer to ENGINE SYSTEM - GENERAL INFORMATION article.
    5. CAUTION: Lubricate the parts with clean engine oil before installing.
  5. To assemble, reverse the disassembly procedure.
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