Page 137 - Mercury Service Tool Guide (2021) - 8M0174458

FOURSTROKE V6 AND V8 MODELS

Part Number Description 4.80 5.44 SportMaster TorqueMaster LOWER UNIT / GEAR HOUSING TOOLS
91- 83155 Dial Indicator Adapter X X X X
91- 83165T Bearing Puller Assembly X X X X PINION GEAR LOCATING TOOL
31-861792 Bearing Tool X
91-885592T Bearing Cup Driver X X X X
91-888414T01 Bearing Cup Driver / Oil Seal X X X
Installer Tool
91- 12349A05
91-889844T Oil Seal Driver X X X Measures pinion gear height.
91-8M0147116 Seal Driver Guide X X X
PINION NUT HOLDER TOOL
91-8M0142624 Bearing Carrier Guide Plate X
91-889958T Driveshaft Holding Tool X X X X
91- 89897 Dial Indicator Holding Tool X X X
FT8950 Leakage Tester Kit X X X
91-805382T01 Extension Dial Indicator Tool X
91-8M0046443 Pinion Height Gage X X X X X X
91-8M0046348
Bearing Driver Pinion Removal
FOURSTROKE V6 AND V8 MODELS 91-8M0057002 Bearing Carrier Retainer Nut X X X X X X X X X X X X Aids in the removal of the pinion nut.
Tool
Pinion Nut Holder Tool
91-8M0036288
Wrench
91-8M0036288
91-8M0046632
Socket-Carrier Retainer Nut
Pinion Bearing Driver Tool
91-8M0046360
BEARING REMOVAL AND INSTALLATION TOOL
Shift Shaft Holder Tool
91-8M0050615
Propeller Shaft Holder Tool
91-8M0035594
Driveshaft Bearing Driver Tool
91-8M0052590
91-8M0039309
Retainer Ring Installation Tool
91-8M0053153
91- 63209 Torpedo Ring Installation Tool X X X X X X X
Torch Lamp
91-8M0142615 Press Spacer Mandrel X
91-8M0142559 Gear Assembly Holding Fixture X
91-8M0070085 Retaining Nut Wrench X
91-8M0142636 Bearing Mandrel X 91- 31229A 7
91-8M0142413 Rear Gear Bearing Cone Mandrel X Installs and removes the bearings in all gearcases.
91-8M0142970 Preload Driver Alignment Tool X
SLIDE HAMMER PULLER
91-8M0075944 Propeller Shaft Holder X X
91-8M0142983 Threaded Shaft Tool X
91-8M0142973 Shift Shaft Handle Tool X X X X
91-8M0142976 Press Fixture Base Tool X
91-8M0145393 Clutch Assembly Tool X
91-8M0142974 Press Fixture Retainer Tool X
91- 34569A 1
91-8M0142969 Shift Shaft Tool X X X X
Aids in the removal of various engine components. Replacement jaws (P/N 34570)
91-8M0142414 Gear Assembly Driver Tool X may be purchased separately.
91-8M0147118 Propeller Shaft Adapter X X X DRIVE HEAD TOOL
91-8M0059911 Bearing Carrier Installation Tool X X X
91-8M0147116 Seal Driver Guide X
91-8M0146935 Bearing Installation Tool X
91-8M0148865 Gear Retainer Installation Tool X
91-8M0148869 Bearing Spool Tool X
91-8M0150485 Bearing Installation Tool X
91-889958T Driveshaft Holding Tool X
91-8M0156950 Backlash Indicator X

91- 36569T
Used in pinion gear and bearing installation.

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