1979 Ski-Doo Supplementary Shop Manual, Page 24Get this manual
SECTION 02 SUB-SECTION 04 (DRIVEN PULLEY)
REMOVAL
Loosen upper footrest bolt and remove lower one- Pull out the side of the bottom plate Remove pulley assembly
DISASSEMBLYASSEMBLY
DRIVEN PULLEY BUSHING REPLACEMENT
To replace the outer and in ner bushings of the floating type driven pulley, proceed as follows Remove and disassemble driven pulley assembly Outer bushing: Remove th three (3) screws on sliding halfRemove the bu shing with pin punch, as illustrated