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Crankshaft Rear Seal with Retainer Plate: Installation

    NOTE: Failure to use Motorcraft® High Performance Engine RTV Silicone may cause the engine oil to foam excessively and result in serious engine damage.
    NOTE: The crankshaft rear seal retainer must be installed and the bolts tightened within 10 minutes of sealant application.
    Fig 1: Identifying Cylinder Block/Oil Pan Joints Motorcraft® High Performance Engine RTV Silicone Bead Applying Area
    G07806721Courtesy of FORD MOTOR CO.
  1. Apply 5 mm (0.196 in) beads of Motorcraft® High Performance Engine RTV Silicone to the 2 cylinder block/oil pan joints.
    2. NOTE: Failure to use Motorcraft® High Performance Engine RTV Silicone may cause the engine oil to foam excessively and result in serious engine damage.
    NOTE: The crankshaft rear seal retainer must be installed and the bolts tightened within 10 minutes of sealant application.
    Fig 2: Identifying Crankshaft Rear Seal Retainer Motorcraft® High Performance Engine RTV Silicone Bead Applying Area
    G07806722Courtesy of FORD MOTOR CO.
  2. Apply a 3 mm (0.11 in) bead of Motorcraft® High Performance Engine RTV Silicone to the sealing surface of the crankshaft rear seal retainer.
    3. NOTE: Use the 2 oil pan bolts as handles during installation to avoid touching the sealant.
    Fig 3: Installing Crankshaft Rear Seal Retainer
    G07806723Courtesy of FORD MOTOR CO.
  3. Install the crankshaft rear seal retainer at an angle above the oil pan flange to avoid scraping off the sealer. Tilt the seal retainer up and onto the rear of the cylinder block.
  4. Install the 8 bolts and tighten in the sequence shown in illustration to 10 Nm (89 lb-in).
    Fig 4: Identifying Crankshaft Rear Seal Bolts Tightening Sequence
    G07806724Courtesy of FORD MOTOR CO.
  5. Install the 2 oil pan to crankshaft rear seal retainer bolts.
    • Tighten to 10 Nm (89 lb-in) plus an additional 45 degrees.
      Fig 5: Locating Crankshaft Rear Seal Retainer Bolts
      G07806725Courtesy of FORD MOTOR CO.
    6. NOTE: Lubricate the seal lips and bore with clean engine oil prior to installation.
    Fig 6: Positioning Rear Main Seal Installer Onto End Of Crankshaft
    G07806726Courtesy of FORD MOTOR CO.
  6. Position the Rear Main Seal Installer onto the end of the crankshaft and slide a new crankshaft rear seal onto the tool.
  7. Using the Rear Main Seal Installer and Handle, install the new crankshaft rear seal.
    Fig 7: Installing New Crankshaft Rear Seal Using Rear Main Seal Installer And Handle
    G07806727Courtesy of FORD MOTOR CO.
  8. Install the Crankshaft Position (CKP) sensor and install the bolt.
    • Tighten to 10 Nm (89 lb-in).
      Fig 8: Locating CKP Sensor And Mounting Bolt
      G07806728Courtesy of FORD MOTOR CO.
  9. Connect the CKP sensor electrical connector.
    Fig 9: Locating Crankshaft Position Sensor Electrical Connector
    G07806729Courtesy of FORD MOTOR CO.
  10. Install the crankshaft sensor ring.
    Fig 10: Identifying Crankshaft Sensor Ring
    G07806730Courtesy of FORD MOTOR CO.
  11. Install the flexplate. For additional information, refer to FLEXPLATE  .
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