1989 Ski-Doo Repair Manual, Page 166Get this manual
Section 02
(536 ENGINE TYPE)
Sub-section 06
7,8, Rotary valve shaftseal
At assembly apply lithium grease on seal lipsPosition the seal with shield portion towards rotary valve
19,20,31,32 Bearing 6201, sealrubber washer
To remove bearing 6201 (the smallest onel, seals and rubber washer, use seal pusher (PIN 420 8765 12l