2005 Ski-Doo Tundra, Skandic, Expedition Shop Manual, Page 94Get this manual
Section 03 ENGINES (2-STROKE) Subsection 02 (443 AND 552 ENGINES)
Remove pullerPull out shouldered sleeve carefully
ASSEMBLY
443 and 552 Engines When reinstalling original needle bearings, make sure that 31 needles (in case of 443 engine) or 34 (in case of 552 engine) are inserted between sleeve and locating sleeveWhen installing new cageless bearing, replace half plastic cages by sleeve
A02C2EA
TYPICAL
Remove piston from connecting rodInstall locating sleeveThen push needle bearings along with thrust washers and sleeve