1980 Ski-Doo Shop Manual, Page 42Get this manual
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SECTION 03 SUB-SECTION 02 (ENGINES)
Hexagonal head capscrew M8 55 (crankcase with screws) (3) 7 Lockwasher (5) Hexagonal nut mm (crankcase with studs) (5) 8 Crankcase gasket 9 Distance sl