1984 Ski-Doo Shop Manual, Page 210Get this manual
SECTION 03 TRANSMISSION SUB-SECTION 03 (DRIVE PULLEY)
Apply "Loctite 277" on "Ouralon" bushingDo not fill set scew holes with loctiteApply" Loctite 242" on set screw threads, then tighten until screw slightly rests against bottom of "Ouralon" bushing hole
INSTALLATION
Clean crankshaft extension using fine steel wool and clean cloth CAUTION: When installing drive pulley onengine, reference mark on inner half, outer half and governor cup must be in line
27, Bushings
Gently grind small taper at our end to ease bushing assembly and push into hub plug as illustrated above
16,17, InnerOuter half
Lock crankshaft in position as explained in removal procedureMake sure crankshaft is rotated 45 counterclockwise from T.O.C position and that cylinder is completely filled with starter rope or use crankshaft locking toolInstall inner half on crankshaft extension then position outer half assembly on fixed half square shaft
21 to 26, Counterweight ass'yRollers and nylon washers must move freely; install them as per illustration