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Home >> Ford >> 2003 >> Excursion 6.0 P, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1706 (Engine - 6.0L Diesel -- F250-F550 Super Duty 6.0L (99P F450/550)) >> In-Vehicle Servicing >> Crankshaft Rear Seal >> Removal >> All vehicles

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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 transmission. For additional information, refer to AUTOMATIC TRANSAXLE/TRANSMISSION - TORQSHIFT article for automatic transmissions or MANUAL TRANSAXLE/TRANSMISSION - ZF 6-SPEED article for manual transmissions.


Fig 1: Identifying Flexplate/Flywheel Bolts
G03887287Courtesy of FORD MOTOR CO.
  1. Remove the flexplate or flywheel.
    • Remove and discard the bolts.
    • Remove the flexplate or flywheel.
  2. Fig 2: Identifying Flywheel Adapter
    G03887288Courtesy of FORD MOTOR CO.
    NOTE: Use extreme care when removing the flywheel front adapter to prevent damage to the alignment dowel pin.
  3. Remove the flywheel front adapter.
  4. Fig 3: View Of Holes On RH and LH Side of Seal
    G03887289Courtesy of FORD MOTOR CO.
    CAUTION: To prevent engine damage, do not remove the rear primary crankshaft flange bolts under any circumstances. If the flange is removed and reinstalled, it will result in engine vibration and premature transmission component wear.
    NOTE: The drill bit used must be the appropriate size for the body dent puller used in the following step.
  5. Using the appropriate drill bit, drill a hole on the RH side of the seal and another directly across from it on the LH side of the seal, as shown.
  6. Fig 4: Removing Crankshaft Rear Oil Seal
    GF0005722Courtesy of FORD MOTOR CO.
    NOTE: It will be necessary to alternate between the 2 holes, drilled in the previous step, to walk the seal out of the engine rear cover.
  7. Using the special tool and a commercially available body dent puller attachment, remove and discard the rear main seal.
  8. Fig 5: Removing Crankshaft Rear Seal Wear Sleeve
    GF0005723Courtesy of FORD MOTOR CO.
    NOTE: Production engines will not have a wear sleeve.
  9. If equipped with a crankshaft wear sleeve, use the special tool to remove and discard the crankshaft rear wear sleeve.
  10. Fig 6: Identifying Crankshaft Sealing Surface
    G03887292Courtesy of FORD MOTOR CO.
  11. Clean and inspect the crankshaft sealing surface.