1989 Ski-Doo Repair Manual, Page 198Get this manual
Section 02
(583 ENGlNE TYPE)
SUb-section 07
7,8Rotary valve shaftseal
A1 assembly apply lithium grease on seal lipsPosi1ion the seal with shield portion towards rotary valve
19,20,31,32 Bearing 6201, sealrubber washer
To remove bearing 6201 {the smallest one}seals and rubber washer, use seal pusher (P 420 8765 121