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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 114 (Engine Mechanical - 5.0L (4V) - F150) >> In-Vehicle Repair >> Valve Seals >> Removal and Installation

Removal and Installation

WARNING: This page is about a different car, the 2012 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces, that enters the oil passages, coolant passages or the oil pan, can cause engine failure.
NOTE: If the components are to be reinstalled, they must be installed in their original locations. Mark the components for installation into their original locations.
  1. Remove the camshaft for the valve seal being serviced. For additional information, refer to CAMSHAFT - RH  and/or CAMSHAFT - LH  .
  2. Remove the roller follower and hydraulic lash adjuster assembly for the valve seal being serviced.
  3. NOTE: If air pressure must be removed, support the valve prior to removal or engine damage may occur.
    NOTE: If a valve drops into the cylinder, remove the cylinder head. For additional information, refer to CYLINDER HEAD  .
  4. Pressurize the cylinder using compressed air.
  5. Using the Valve Spring Compressors, remove the keys, retainer and spring.
    Fig 1: Removing Keys, Retainer And Spring Using Valve Spring Compressors
    G07960627Courtesy of FORD MOTOR CO.
  6. Remove and discard the valve seal.
    Fig 2: Locating Valve Seal
    G07960628Courtesy of FORD MOTOR CO.
  7. To install, reverse the removal procedure.
    • Lubricate the valve seal and the roller follower and hydraulic lash adjuster assembly with clean engine oil prior to installation.