1986 Ski-Doo Factory Shop Manual, Page 265Get this manual
Section 03 TRANSMISSION Sub-section 03 (DRIVE PULLEY)
DISASSEMBLY
on their threads, it is advisable to use tool such as an impact to break the Loctite bond before attempting to unscrew
WARNING: This procedure must be performed in well ventilated area
NOTE: Some screws of the drive puley have Loctite
CAUTION: Avoid contact between crankshaft seal and acetone because damage may occur
INSPECTION
Drive pulley should be inspected annually,
3,13, Outer half assemblygovernor cup
CAUTION: Do not tap on the governor cup
20, Roller
Check for roundness of external diameter
The governor cup can be easily removed by insterting two (2) 114" 1" NC bolts and tightening alternately until cup pulls out
, CAUTION: Ensure rollers are in good condition Replace as required
21, Shouldered bushing
Check tor wear
4, "Duralon" bushing
Inspect "the Duralon" bushing condition by checking the free-play of the sliding half pulley- This is achieved by restraining the inner half and checking if the sliding half moves in the direction of the arrows more than mm