1989 Ski-Doo Repair Manual, Page 27Get this manual
Section 01 TOO LS Sub-section 02 (SERVICE TOOL)
SERVICE TOOL PURPOSE APPLICATION
Crankshaft feeler gauge 420 8766 20
On PTO side
PTO377503 engines
AOOO 002 037
AGOO 002 038
Bearing simulator 420 8761 55
To adjust crankshaft end-play