1972 Ski-Doo Shop Manual, Page 60Get this manual
1-10-01 Transmission
PULLEY ALIGNMENT
AQRNMEN1"F RIVED[)RIVEN Valmont)
PUJrEY (AJII'I'JOdeIJ8XC8Rtipine and
Closs of engine po ignment of dne and may also I"8S'l.Jlt in excessMfd' It alignment is suspect or if either Qoth pulleys have been remo ved from vehicle dul'inganyovemaul procedure, drive and driven pulley alignment must be verifiedIMPORTANT If pulley offset cannot be obtained through removal andor installation of maximum permis sible quantity of chain case (gear box) andor dri ve pulley shims, check frame, chain case (gear box) and components for distortion and damageReplace damaged or distorted component(s)ALIGNMENT CHECK 1Remove pulley guard and drive belt
Reqaced vehicle perlo wer) is often due to driven p"Ue Misal