Page 121 - Mercury Service Tool Guide (2021) - 8M0174458

FOURSTROKE MODELS

NEEDLE BEARING DRIVER OIL SEAL DRIVER
FOURSTROKE MODELS

91- 31108T
91- 15755T Installs bearing carier oil seals.
Installs needle bearings into bearing carriers.
BEARING REMOVAL AND INSTALLATION TOOL
BACKLASH INDICATOR TOOL

91- 31229A 7
91- 19660 1 Installs and removes the bearings in all gearcases.
Measures gear backlash.
SLIDE HAMMER PULLER
PULLER

91- 34569A 1
Aids in the removal of various engine components. Replacement jaws (P/N 34570)
may be purchased separately.
DRIVE HEAD TOOL

91- 27780
Removes gears, bearings and races.
PULLER PLATE

91- 29310
Aids in the removal and installation of the gimbal bearing, as well as various
bearings in the gear housing. Included in the bearing removal and installation kit 91- 36569T
(P/N 31229A7). Used in pinion gear and bearing installation.
BEARING CUP DRIVER PILOT WASHER

91- 31106T 91- 36571T
Installs the driven gear bearing cup. Used in pinion gear and pinion bearing installation.
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