2005 Ski-Doo Tundra, Skandic, Expedition Shop Manual, Page 368Get this manual
Section 07 TRANSMISSION Subsection 02 (DRIVE PULLEY)
Check cover bushing interiorReplace cover if bushing is completely bronze instead of the original teflon coatingCheck spider thrust buttons no6 for proper sliding actionReplace as requiredCheck rollers no7 for free actionReplace as required
ASSEMBLY
Install shims no8 on fixed half postApply Primer (PN 293 800 041) to both post and spider threads, allow to dry for 10 minutesApply Loctite 271 (PN 293 800 005) to threadsUsing spider wrench (PN 529 025 400) from tool kit, torque spider to to 170 Nm (125 lbfft)With square end facing sliding half, install washer no13 on each side of cam arm no12