2005 Ski-Doo Tundra, Skandic, Expedition Shop Manual, Page 80Get this manual
Section 03 ENGINES (2-STROKE) Subsection 01 (277 ENGINE TYPE)
Install shouldered sleeve
Insert circlip in tool at an angle
A02C2KA
1Circlip
A02C2IA
Square it up using finger1
TYPICAL SHOULDERED SLEEVE INSTALLATION