1970-1979 Ski-Doo Snowmobiles Service Manual, Page 89Get this manual
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CHAPTER FOUR
10 Pulley half 11 Lockwasher 12 Clip (Everest only) 13 Washer (Everest only) 14 Spring washer 15 Junction block bracket 16 Fan cowl (exhaust) Everest only 17 Fan cowl (intake