1970-1979 Ski-Doo Snowmobiles Service Manual, Page 163Get this manual
156 Removal and installation (twin cylinder mid-engine models) 59-62 Rotary valve timing 81 Specifications and tightening torques 86-88 Starting 39-41 Top end and complete overhaul 50 Troubleshooting 39-43 Tune-up 18-36
Hardware and component tightness check18 Inlinefueifilter10 Schedule of maintenance 11 Slide suspension ride adjustment 16-17 Spark plugs 20-22 Storage (off-season) 36-37 Track tension adjustment 14-16
Fan and belt inspection 10,57 Fan and fan belt (twin cylinder engines) 81-83 Fan cowl, fan, and magneto 53-54 Fan belt adjustment 83 Flywheel and magneto (twin cylinder engines) 62-67 Fuel mixing 2, 42 Fuel system Air intake silencers 102 Fuel filter10, 102, 107 Fuel pump 107 Fuel tank 102 Mikuni carburetor 33-36 Specifications 108-109 Tillotsoncarburetor 31-33,89-98
Operation 2-3,8-9,38-39 Overhaul, complete 50