1999 Ski-Doo Factory Shop Manual Volume One, Page 176Get this manual
Section 05 TRANSMISSION Subsection 02 (DRIVE BELT)
To do so, loosen the chaincase retaining nuts, unlock and raise driven pulley support
A00D08A
Upper O-ring force Force applied Lower O-ring deflection Reference rule Deflection
DEFLECTION ADJUSTMENT
TundraR Drive belt deflection is adjusted by moving chaincase1