1989 Ski-Doo Repair Manual, Page 28Get this manual
Section 01 Sub-section 02
(SERVICE TOOLS)
SERVICE TOOL PURPOSE APPLICATION
Rotary valve shaft pusher 420 8766 12 (for 10 mm shaft)
467, 536583 engine types
AOOO 002 015
AOOO 002 016
Polyamid ring pusher 420 2769 30