2002 Ski-Doo Shop Manual Volume One, Page 121Get this manual
Section 04 ENGINE Subsection 03 (443 AND 503 ENGINE TYPES)
Continue to square it up using round end of circlip installer
Mount tool in piston making sure that circlip break is facing down
A02C2OA
TYPICAL 1Circlip break facing down
A02C2MA
Using square end of tool, push circlip in until it rests in groove
Hold tool firmly against piston then strike on round end of tool with plastic hammerCirclip will move from tool groove to piston groove