1997 Ski-Doo Factory Shop Manual Volume Two, Page 36Get this manual
Section 02 TROUBLESHOOTING Sub-Section 04 (TRANSMISSION AND BRAKE SYSTEMS)
SYMPTOM CONDITION TestInspection
ENGINE MAXIMUM RPM IS TOO HIGH AND TOP SPEED IS NOT REACHED NORMAL USE 1Check items 1, and of "The snowmobile accelerates slowly, especially when it is stopped"2Check driven pulley spring tensiona.Spring tension is to stiffAdjust according to specification (refer to TECHNICAL DATA 09)3Check position of the calibration screws(TRA drive pulley)a.Selected numbers are too highAdjust according to specification (refer to TECHNICAL DATA 09)4Refer to "Vibrations originating from driven pulley" and check items listed