2005 Ski-Doo Tundra, Skandic, Expedition Shop Manual, Page 366Get this manual
Section 07 TRANSMISSION Subsection 02 (DRIVE PULLEY)
GENERAL
Some drive pulley components can be changed to improve vehicle performance in high altitude regionsA Service Bulletin will give information about calibration according to altitudeCAUTION: Such modifications should only be performed by experience mechanics since they can greatly affect vehicle performance
REMOVAL
WARNING
Never use an impact wrench to remove or install the drive pulleyUnfasten center and rear bottom pan attachments on left hand sideRemove belt guardOpen driven pulley using driven pulley opening tool (PN 529 017 200)Remove drive beltUse holder (PN 529 006 400)Make sure holder hook is positioned on top of tower529 006 400
WARNING
Any drive pulley repairs must be performed by an authorized BRP snowmobile dealerSubcomponent installation and assembly tolerances require strict adherence to procedures detailed
MAINTENANCE