Crankshaft Rear Seal: Installation

WARNING: This page is about a different car, the 2024 Ford Transit-350 HD, 2024 Ford Transit-350, 2024 Ford Transit-250, and 2024 Ford Transit-150. However, it is still accessible from the selected car via links, so may be relevant.

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 9 mm (0.354 in) bead of silicone sealant at the T-joints.

Material: RTV Silicone Sealant (WSE-M4G323-A6)

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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 4.5 mm (0.177 in) bead of Motorcraft® High Performance Engine RTV Silicone on the break edge between the mating surface and the step chamfer.

Material: RTV Silicone Sealant (WSE-M4G323-A6)

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Lubricate the crankshaft with clean engine oil.

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1. Install the crankshaft rear seal retainer at an angle above the oil pan flange to avoid scraping off the sealer.
2. NOTE: Inspect and ensure that the crankshaft rear seal lip is not rolled before proceeding to step 5.
  
  Tilt the seal retainer up and onto the rear of the cylinder block.
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Install the bolts and tighten in sequence shown.
Torque: 10 Nm

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Install oil pan-to-crankshaft rear seal bolts.
Torque: Stage 1: 10 Nm Stage 2: 45deg.

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Install the CKP sensor and the bolt.
Torque: 6 Nm

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Connect the CKP sensor electrical connector.

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Inspect the engine block dowels. If the dowels are damaged or missing, install new engine block dowels.

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Inspect the ignition pulse ring for damage. If the ignition pulse ring has been dropped or has any visual damage, it must be replaced.

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NOTE: Make sure the crankshaft ignition pulse ring is aligned with the inset hole on the crankshaft flange.

Install the engine-to-transmission spacer plate and the crankshaft sensor ring.

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Install the flexplate. Refer to: Flexplate .
Road test the vehicle.