Crankshaft Rear Seal with Retainer Plate: Installation

NOTE: If the rear crankshaft seal retaining plate is not secured within 4 minutes, the sealant must be removed and the sealing area cleaned. Failure to follow this procedure may cause future oil leaks.

Apply a 3.75 mm (0.147 in) bead of silicone gasket and sealant to the rear crankshaft seal retainer mating surface on the engine block.

Material: Motorcraft® High Performance Engine RTV Silicone / TA-357 (WSE-M4G323-A6)

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Install the crankshaft rear seal retainer plate and the bolts.
Torque: Stage 1: 89 lb.in (10 Nm) | Stage 2: 30°

Fig 1: Crankshaft Rear Seal Retainer Plate Tightening Sequence
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Lubricate the crankshaft rear seal bore and the seal lips with clean engine oil.

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- Position the special tool onto the end of the crankshaft. Use Special Service Tool: 303-1250 Seal Installer, Rear Main.
- Slide the new crankshaft rear seal onto the tool.
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Using the special tools, install the crankshaft rear seal. Use Special Service Tool: 205-153 (T80T-4000-W) Handle., 303-1250 Seal Installer, Rear Main.

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- Install the CKP sensor and the bolt.
  Torque: 89 lb.in (10 Nm)
- Connect the CKP sensor electrical connector.
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Install the oil pan. Refer to: Oil Pan .
Install the crankshaft sensor ring and the engine-to-transmission spacer plate.

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Install the flexplate or flywheel. Refer to: Flexplate
Refer to: Flywheel
Road test the vehicle.