1997 Ski-Doo Factory Shop Manual Volume Two, Page 147Get this manual
Section 04 TRANSMISSION Sub-Section 03 (DRIVE PULLEY)
GENERAL
Some drive pulley components (return spring, ramp) can be changed to improve vehicle performance in high altitude regionsThe High Altitude Technical Data booklet (PN 484 0648 00 and 484 0545 00 for binder) gives information about calibration according to altitude
529 0064 00
CAUTION
Such modifications should only be performed by experienced mechanics since they can greatly affect vehicle performanceVerify spring specifications before installationDo not only refer to the spring color code
A20D06A
' Adjustable clutch
NOTE: TRA clutch stands for Total Range
TYPICAL 1Retaining screw 2Insert in any slot