2005 Ski-Doo Tundra, Skandic, Expedition Shop Manual, Page 96Get this manual
Section 03 ENGINES (2-STROKE) Subsection 02 (443 AND 552 ENGINES)
443 Engine To minimize the effect of acceleration forces on circlip, install each circlip so the circlip break is at o'clock as illustratedUse piston circlip installer (PN 529 035 561)Insert circlip in tool at an angle