General Motors GM-44642 Crankshaft Rear Seal Installer Shop By Category > Electrical System \ Wiring>Tools 3-fluted drill bit is the

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General Motors GM-44642 Crankshaft Rear Seal Installer Shop By Category > Electrical System \ Wiring>Tools 3-fluted drill bit is theGeneral Motors GM 44642 Crankshaft Rear Seal Installer Kent Moore Tool Number: J 44642 Applications: ISUZU 6. 6L Duramax 2001 Later GMT800, 2500HD, 3500 with 6. 6 liter Duramax diesel engine The rear seal is press fitted to both the engine block and crankshaft. Fit of inner outer seal bodies is critical and any misalignment can result in leakage. J 44642 is a two piece tool that mounts to the crankshaft and forces on both inner and outer seal bodies.