1999 Ski-Doo Factory Shop Manual Volume One, Page 213Get this manual
Section 05 TRANSMISSION Subsection 05 (PULLEY DISTANCE AND ALIGNMENT)
Nominal Dimension Procedure and Quick Alignment and Distance Check
Alignment template tabs must fully contact fixed half of drive pulleyPulley distance is correct when tab contacts both pulley halvesRefer to below chart for proper alignment template
TundraR Only Bottom of alignment template must not seat on shaft nor fixed half shoulder and shim(s)2A25D0QA
TYPICAL 1Shaft 2Alignment template 3Fixed half shoulder and shim(s)