1986 Ski-Doo Factory Shop Manual, Page 384Get this manual
Section 04 ELECTRICAL Sub-section 05 {ELECTRIC STARTER)
SYMPTOM
Starter turns, but overrunning clutch pinion does not mesh with ring geaL
Worn clutch pinion gearDefective clutch, Poor movement of clutch on splinesWorn clutch bushingWorn starter bushing(s," Worn ring gear
Replace clutch, Replace clutch, Clean and correctReplace clutch, Replace bushing(sL Replace ring gearReplace solenoid switchReplace solenoid switchReplace ignition switch