Installation Procedure

WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

Important:

Do not lubricate the oil seal inside diameter (ID) of the crankshaft surface.
Do not reuse the crankshaft rear oil seal.

Lubricate the outside diameter (OD) of the oil seal (1) with clean engine oil.

Fig 1: Identifying Crankshaft Rear Oil Seal
Courtesy of GENERAL MOTORS CORP.

DO NOT allow oil or other lubricants to contact the seal surface.
Lubricate the rear cover oil seal bore with clean engine oil.
DO NOT allow oil or other lubricants to contact the crankshaft surface.
Install the J 41479 cone (2) and bolts onto the rear of the crankshaft.

Fig 2: Installing Crankshaft Rear Oil Seal
Courtesy of GENERAL MOTORS CORP.
Tighten the bolts until snug. Do not overtighten.
Install the rear oil seal onto the tapered cone (2) and push the seal to the rear cover bore.
Thread the J 41479 threaded rod into the tapered cone until the tool (1) contacts the oil seal.
Align the oil seal onto the tool (1).
Rotate the handle of the tool (1) clockwise until the seal enters the rear cover and bottoms into the cover bore.
Remove the J 41479 .
Install the engine flywheel. Refer to ENGINE FLYWHEEL REPLACEMENT .