1985 Mercury Outboard V-300 V-3.4L Shop Service Manual, Page 140Get this manual
Flywheel Installation Thoroughl clean grease and oi fro crankshaft taper Th orough ly clean grease and oil from center bore of flywheel
IMPORTANT: Add light 011 to threadon end of crankshaft before In.talling locknutInstall fl yw heel ke into slot in crankshaftRei ns tall flywheel on crankshaft
Add light oil to threads on crankshaftSecure flywheel with flat wash er and locknutWhile holding flY"'heel with Flyw heel Holder (9152344)torque fl ywheel nut 125 1bsft(135.6 Nm), Reinstall flywheel cover on ngineIIFlywheelFlywheel Holder (91-52344)Torque WrenchTorque 0 125 LbsFt(135 .6 N.m)