J-44641 J-44644 Alternative DURAMAX DIESEL 6.6L FRONT & REAR CRANKSHAFT SEAL REMOVAL TOOL

Description

• Used to react against the crankshaft end to pull the seal out.
• Application: ISUZU 6.6L
• Engine;2001- Later GMT800, 2500HD, 3500 with 6.6-liter Duramax diesel engine
• Alternative toJ-44644 &J-44641

2001- Later GMT800, 2500HD, 3500 with 6.6 liter Duramax diesel engine. The front seal is press fitted to both the engine block and crankshaft. Though testing, it has been determined the common practice of prying seals from the clock is not acceptable due to potential damage to the block and crankshaft. The forcing screw attached to the plate is used to react against the crankshaft end to pull the seal out.

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. Through testing, it has been determined the common practice of prying seals from the block is not acceptable due to potential damage to the block and crankshaft. J-44641 is a special puller with three jaws designed to grab the inner lip of the seal. The forcing screw attached to the center plate is used to react against the crankshaft end to pull the seal out.