Mercury Mariner V-250 V-275 Outboard Service Shop Manual 1990, Page 31Get this manual
Ignition Components Removal and Installation FLYWHEEL REMOVAL AND INSTALLATION Flywheel Removal
1Remove wing nuts, metal washer, and rubber washe rs, and lift fl ywheel cover off eng ine2While holding fl ywheel with Flywheel Holder (9 152344), remove flywheel nut and washer
aFl ywheelFlywheel Puller (91-73687A1)Crankshaft Protector Cap (Hidden)
Flywheel InstallationInstall flywheel key into crankshaft2Lubricate crankshaft threads with light oil
3Reinstall flywheel on crankshaft Secure flywheel with flat washer and locknutWhile holding flywheel ith Flywheel Holder (9 1-52344) torque flywheel nut to 100 lbIt(135.6 Nm)Flywheel Holder (91-52344) Flywheel