1997 Ski-Doo Factory Shop Manual Volume One, Page 125Get this manual
Section 04 TRANSMISSION Sub-Section 02 (DRIVE BELT)
To do so, loosen the chaincase retaining nuts, unlock and raise driven pulley support
A00D08A
Upper O-ring Force Lower O-ring Reference rule Deflection
DEFLECTION ADJUSTMENT
Tundra II LT Drive belt deflection is adjusted by moving chaincase1