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Home >> Ford >> 2004 >> Freestar Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 1228 (Engine - 6.8L (3V) -- F250-F550 Super Duty) >> In-Vehicle Repair >> Valve Seals >> Installation

Valve Seals: Installation

WARNING: This page is about a different car, the 2006 Ford Pickup, 2006 Ford F550 Super Duty, 2006 Ford F450 Super Duty, and 2006 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

    All valve seals 

    NOTE: Lubricate the valve seal and valve stem with clean engine oil prior to installation.
  1. Position a new valve seal onto the valve stem.
  2. Using the special tool, install the new valve seal.
    Fig 1: Installing Valve Seal Using Special Tool
    G03920082Courtesy of FORD MOTOR CO.
    3. CAUTION: If the components are to be reinstalled, they must be installed into their original locations.
    Fig 2: Compressing Valve Spring With Special Tool
    G03920063Courtesy of FORD MOTOR CO.
  3. Using the special tool, install the valve spring, the valve spring retainer and the valve spring retainer keys.
  4. Relieve the air pressure from the cylinder.
    5. CAUTION: If the components are to be reinstalled, they must be installed into their original locations.
    NOTE: Lubricate the camshaft roller followers with clean engine oil prior to installation.
    Fig 3: Identifying Special Tool For Removing/Installing Camshaft Roller Followers
    G03919946Courtesy of FORD MOTOR CO.
  5. Using the special tool, compress the valve spring and install the camshaft roller follower.

    6. Cylinder No. 7 front intake valve seal 

  6. Position the camshaft bearing cap and install the 2 bolts in 2 stages:
    • Stage 1: Tighten to 8 Nm (71 lb-in).
    • Stage 2: Tighten an additional 45 degrees.
      Fig 4: Identifying Bolts And Camshaft Bearing Cap
      G03920703Courtesy of FORD MOTOR CO.

    7. Cylinder No. 10 front intake valve seals 

  7. Position the camshaft bearing cap and install the 2 bolts in 2 stages:
    • Stage 1: Tighten to 8 Nm (71 lb-in).
    • Stage 2: Tighten an additional 45 degrees.
      Fig 5: Identifying Bolts And Camshaft Bearing Cap
      G03920706Courtesy of FORD MOTOR CO.

    8. All valve seals 

  8. Install the spark plug. For additional information, refer to ENGINE IGNITION - 5.4L AND 6.8L (3V) .
  9. Depending on the valve being serviced, install the LH or RH valve cover. For additional information, refer to VALVE COVER - LH  or VALVE COVER - RH .
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