1984 Ski-Doo Shop Manual, Page 151Get this manual
SECTION 02 ENGINE
SUB-SECTION 07 (534 ENGINE TYPE)
19,20,21, Bearing 6201, sealsdistance ring
NOTE: After seals installation, check if the water pump end bearing is correctly positioned (use pusher PIN 420 876 500)
5, Rotary valve
Rotary valve adjustment when replacing crankcase having no timing marks
REQUIRED TOOLS
Ball bearing pusher Tool
420876500{g)
Angle finder