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Ford — Crankshaft Rear Oil Seal (with retainer plate) - Installation

Installation

From a Ford service manual — check it applies to your exact model before use.

Applies to: Cummins/Onan WSG-1068 engine, Ford WSG-1068 engine

Before you start

  • Mating parts must make contact to each other within 4 minutes and connecting bolts must be torqued within 15 minutes after applying sealant.

Procedure

  1. CAUTION: Mating parts must make contact to each other within 4 minutes and connecting bolts must be torqued within 15 minutes after applying sealant.
  2. Use silicone gasket and sealant F6AZ-19562-AA or equivalent meeting Ford specification WSE-M4G323-A6.
  3. Use metal surface cleaner F4AZ-19A536-RA or equivalent meeting Ford specification WSE-M5B292-A.
  4. Apply a bead of silicone around the rear oil seal retainer sealing surface. Use Silicone Gasket and Sealant F6AZ-19562-A or equivalent meeting Ford specification WSE-M4G323-A6.
  5. NOTE: If the rear main oil seal is still in place and being reinstalled, be sure the lip is not folded over or wrinkled during the retainer plate installation. The seal lip must start squarely on the
  6. Position the crankshaft rear oil seal and retainer (6K301), install the bolts. Then install the oil pan and the two bolts. Tighten in two stages.
  7. Stage 1: Tighten retainer plate bolts to 8-12 Nm (71-107 lb/in).
  8. Stage 2: Tighten oil pan bolts to 14-20 Nm (10-15 lb/ft) then tighten an additional 90 degrees.
  9. Use the Rear Crankshaft Seal Replacer and Rear Crankshaft Seal Adapter to install the crankshaft rear oil seal.
  10. With the Rear Crankshaft Seal Adapter still installed, use the Rear Crankshaft Slinger Replacer and Rear Crankshaft Seal Replacer to install the crankshaft oil slinger.
  11. Install the flywheel; refer to Flywheel.
  12. Connect the battery ground cable.

Tools required

  • Rear Crankshaft Seal Replacer Amazon
  • Rear Crankshaft Seal Adapter Amazon
  • Rear Crankshaft Slinger Replacer Amazon

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Specs & values

Source: Ford service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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