1980 Ski-Doo Shop Manual, Page 234Get this manual
SECTION 05 SUB-SECTION 03, (DRIVE PULLEY)
To Install new inner race: Use press or plastic hammer as IllustratedMake sure the inner race is flush with the bearing seat
CLEANING
Clean pulley faces and shaft with fine steel wool and dry clothClean sliding half bushing with clean dry cloth
INSTALLATION
Lock crankshaft in position as explamed in removal procedureMake sure crankshaft is rotated 45 counterclockwise from T.D.Cposition and that cylinder is completely filled with starter ropePack inside of pulley shaft with High Performance Dnve Pulley Lubricant
0Apply Loctlte 242 or equivalent on threads then torque nuts to 14 N'm (1 Oft-Ibs)_