1997 Ski-Doo Factory Shop Manual Volume One, Page 63Get this manual

1997 Ski-Doo Factory Shop Manual Volume One, Page 63

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Section 03 ENGINE Sub-Section 02 (277 ENGINE TYPE)
To remove seals nos3 and 4, push from outside the crankcase towards the insideTo remove bearings nos5 and from crankshaft use protective cap an