Crankshaft Rear Seal with Retainer Plate: Installation

All crankshaft rear seal retainer plates 

1. 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.

   Apply a 5 mm (0.196 in) bead of Motorcraft® High Performance Engine RTV Silicone to the 2 cylinder block/oil pan joints.

   Fig 1: Applying RTV Silicone Applying Areas On Cylinder Block/Oil Pan Joints

   Courtesy of FORD MOTOR CO.
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.
   NOTE: Cast aluminum (early build) crankshaft retainer plate shown in illustration, stamped steel (late build) crankshaft rear seal retainer plate is similar.
   NOTE: The stamped steel (late build) crankshaft rear seal retainer plate comes with the crankshaft rear seal.

   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.

   Fig 2: Applying RTV Silicone On Sealing Surface Of Crankshaft Rear Seal Retainer

   Courtesy of FORD MOTOR CO.

   Cast aluminum (early build) crankshaft rear seal retainer plate 

3. NOTE: Use the 2 oil pan bolts as handles during installation to avoid touching the sealant.

   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.

   Fig 3: Locating Crankshaft Rear Seal Retainer

   Courtesy of FORD MOTOR CO.
4. Install the 8 crankshaft rear seal retainer plate bolts. Tighten in the sequence shown in illustration.
   • Tighten to 10 Nm (89 lb-in).
     Fig 4: Identifying Crankshaft Rear Seal Bolts Tightening Sequence

     Courtesy of FORD MOTOR CO.
5. Install the 2 oil pan-to-crankshaft rear seal retainer plate bolts.
   • Tighten to 10 Nm (89 lb-in) plus an additional 45 degrees.
     Fig 5: Locating Crankshaft Rear Seal Retainer Bolts

     Courtesy of FORD MOTOR CO.
6. NOTE: Lubricate the seal lips and bore with clean engine oil prior to installation.

   Position the Rear Main Seal Installer onto the end of the crankshaft and slide a new crankshaft rear seal onto the tool.

   Fig 6: Positioning Rear Main Seal Installer Onto End Of Crankshaft

   Courtesy of FORD MOTOR CO.
7. Using the Rear Main Seal Installer and Handle, install the new crankshaft rear seal.
   Fig 7: Installing Crankshaft Rear Seal Using Rear Main Seal Installer And Handle

   Courtesy of FORD MOTOR CO.

   Stamped steel (late build) crankshaft rear seal retainer plate 

8. NOTE: Apply the specified lubricant to the specified component.
   NOTE: Use the handles during installation to avoid touching the sealant.

   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.

   Fig 8: Installing Crankshaft Rear Seal Retainer

   Courtesy of FORD MOTOR CO.
9. Install the 8 crankshaft rear seal retainer plate bolts. Tighten in the sequence shown in illustration.
   • Tighten to 10 Nm (89 lb-in).
     Fig 9: Identifying Crankshaft Rear Seal Retainer Plate Bolts Tightening Sequence

     Courtesy of FORD MOTOR CO.
10. Install the 2 oil pan-to-crankshaft rear seal retainer plate bolts.
    • Tighten to 10 Nm (89 lb-in) plus an additional 45 degrees.
      Fig 10: Locating Crankshaft Rear Seal Retainer Bolts

      Courtesy of FORD MOTOR CO.

      All crankshaft rear seal retainer plates 

11. If equipped, install the skid plate and the bolts.
    • Tighten to 48 Nm (35 lb-ft).
12. Install the CKP sensor and the bolt.
    • Tighten to 10 Nm (89 lb-in).
      Fig 11: Locating CKP Sensor And Bolt

      Courtesy of FORD MOTOR CO.
13. Connect the CKP sensor electrical connector.
    Fig 12: Locating Crankshaft Position (CKP) Sensor Electrical Connector

    Courtesy of FORD MOTOR CO.
14. Install the wiring harness grommet.
    Fig 13: Locating Wiring Harness Grommet

    Courtesy of FORD MOTOR CO.
15. Install the wiring harness retainer stud bolt.
    • Tighten to 10 Nm (89 lb-in).
      Fig 14: Locating Wiring Harness Retainer Stud Bolt

      Courtesy of FORD MOTOR CO.
16. Install the heat shield, the nut and the bolt.
    • Tighten to 10 Nm (89 lb-in).
      Fig 15: Locating Heat Shield With Bolt And Nut

      Courtesy of FORD MOTOR CO.
17. Install the engine-to-transmission spacer plate.
18. Install the crankshaft sensor ring.
19. Install the flexplate. For additional information, refer to FLEXPLATE .