Page 159 - Mercury Service Tool Guide (2021) - 8M0174458

OPTIMAX MODELS

FORWARD GEAR INSTALLATION TOOL NEEDLE BEARING REMOVAL TOOL

91-815850 91-816245
Removes and installs the forward gear and bearing adapter assembly for Removes the needle bearings from the back adapter of a counter‑rotating
counter‑rotation gearcases. gearcase.
PULLER JAWS NEEDLE BEARING DRIVER

91-816242
Use with either the two prong or three prong puller on all drive units.
GUIDE PLATE

91-816292
Installs the needle bearing onto the forward gear.
CARRIER SEAL DRIVER

91-816243
Centers the rod used to drive in the forward gear bearing on a standard rotation
gearcase and the reverse gear bearing on a counter‑rotation gearcase.
REVERSE GEAR NEEDLE BEARING DRIVER
OPTIMAX MODELS Removes and installs the bearing carrier seals. Installs seals in the driveshaft seal
91-817569T
carrier.
WATER PUMP ALIGNMENT PINS

91-816244
Installs the needle bearings into the reverse gear of a counter‑rotation gearcase.

91-821571A 1
Aligns the water pump during installation.

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