Page 150 - Mercury Service Tool Guide (2021) - 8M0174458

OPTIMAX MODELS

PISTON RING COMPRESSOR DIRECT INJECTOR REMOVAL TOOL

91-883521
Aids in the removal of direct injectors from the fuel rail.
91-818773T OUTBOARD ENGINE LIFTING EYE
3.50 diameter.
Compresses piston rings into piston ring grooves to ese piston rod assembly into
cylinder block.
PISTON RING COMPRESSOR

91- 90455 1
Threads into the flywheel to remove the power head assembly from the driveshaft
housing, or to lift entire engine for removal/installation.
Fits most 2 cycle Mercury/Mariner Outboards from the 30/40 (2 cyl.) on up.
PISTON PIN TOOL

91-823237T
3.625 diameter.
Compresses piston rings into piston ring grooves to ese piston rod assembly into
cylinder block.
FLYWHEEL PULLER

91- 92973A 1
Aids in the removal and istallation of the piston pins. OPTIMAX MODELS
LOCKRING INSTALL TOOL

91-849154T 1
Removes the flywheel from the crankshaft.
PROTECTOR CAP

91- 93004A 2
Installs the lockring to secure the piston wrist pin in the piston.

91- 24161
Protects the crankshaft when removing the flywheel. Use with flywheel puller (P/N
849154T1).

Mercury Service Tool Guide 143