Rear Crankshaft Main Bearing Seal: Service and Repair

REMOVAL PROCEDURE





1. Remove the flywheel.





2. Remove the crankshaft rear oil seal.
3. Gently pry the seal from the rear cover.

INSTALLATION PROCEDURE

^ Tools Required
- J41479 Crankshaft Rear Oil Seal Installer

IMPORTANT:
^ Do not lubricate the oil seal inside diameter (ID) or the crankshaft surface.
^ Do not reuse the crankshaft rear oil seal.

1. Lubricate the outside diameter (OD) of the oil seal with clean engine oil.
DO NOT allow oil or other lubricants to contact the seal surface.
2. Lubricate the rear cover oil seal bore with clean engine oil.
DO NOT allow oil or other lubricants to contact the seal surface.





3. Install the J41479 cone (2) and bolts onto the rear of the crankshaft.

4. Tighten the bolts until snug. Do not overtighten.
5. Install the rear oil seal onto the tapered cone (2) and push the seal to the rear cover bore.
6. Thread the J41479 threaded rod into the tapered cone (2) until the tool (1) contacts the oil seal.
7. Align the oil seal onto the tool (1).
8. Rotate the handle of the tool (1) clockwise until the seal enters the rear cover and bottoms into the bore.
9. Remove the J41479.





10. Install the flywheel.