2002 Ski-Doo Shop Manual Volume Three, Page 111Get this manual

2002 Ski-Doo Shop Manual Volume Three, Page 111

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Section 04 ENGINE Subsection 02 (377 AND 503 ENGINE TYPES)
Remove top fan cowl, intake sockets and lower fan cowlRemove cylinder headsPlace clean cloth or rubber pad (PN 529 023 400) over crankc