1985 Ski-Doo snowmobile Service Manual, Page 303Get this manual
Section 03 TRANSMISSION Sub-section 07 (CHAINCASE)
1234567B910111213141516171B192021
Seal Bearing cone Bearing cup Elastic stop nut 5176- 1B Chaincase 011 deflector Bearing cup Bearing cone Sprocket 10 teeth Washer Castellated nut 112-20 Cotter pin Inspection cover Breather Elastic stop nut 5176-1B Threaded rod Elastic stop nut 114-20 Fiber washer Spacer Spring Chain tensioner
2223242526272B2930313233343536373B394041
Bushing Fiber washer Hexagonal cap screw 114-20 314 Chain case plug Chain Spacer Sprocket 25 teeth Spacer Cotter pin Access plug Elastic stop nut 5176-1B Flat washer Spacer plate U-clamp Shim Elastic stop nut 5176- 1B Flat washer Bracket Drive axle holder Chaincase oil 200 ml (7 oz)
REMOVAL
Chaincasedriven pulley assembly
Chaincase and driven pulley can be removed from vehicle as complete assemblyProceed as followsRemove tool box, pulley guard, drive belt