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DO NOT allow oil or other lubricants to contact the crankshaft surface.
Fig. 78: View Of J 41479
Courtesy of GENERAL MOTORS CORP.
3. Install the J 41479 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 J 41479 threaded rod into the tapered cone 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 cover
bore.
9. Remove the tool.
ENGINE FRONT COVER INSTALLATION
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