1985 Ski-Doo snowmobile Service Manual, Page 18Get this manual
Section 01 TOOLS Sub-section 02 (SERVICE TOOLS)
3 speeds transmission bearings extractor
To remove the bearings from the drive shaft and the lay shaft 1- screw M8 25 (2) 420 240 275
Alpine speeds transmission
2- plate 420 977 700 3- half ring (2) 420876 330 4- ring 420 977 480
AOOOOO2047
Transmission ball mounting bolt 420476 020
Transmission cover index rod ball installation