1997 Ski-Doo Factory Shop Manual Volume Two, Page 83Get this manual

1997 Ski-Doo Factory Shop Manual Volume Two, Page 83

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Section 03 ENGINE Sub-Section 03 (454, 494, 583 AND 670 ENGINE TYPES)
Before joining crankcase halves be sure that crankshaft rotary valve gear is well engaged with rotary valve shaft gearPositi