1989 Ski-Doo Repair Manual, Page 339Get this manual
Section 03 TRANSMISSION Sub-section 08 (GEARBOX)
ADJUSTMENT
6,7,17, Loctite 242, nutindex rod
Temporarily install gearbox cover and put shifter in first gear position and remove coverThe 23-tooth shift sprocket #46 should align with first gear sprocket as illustrated (18-1 4 in) free-play
NOTE: Take care that gear change fork engages in shift sprocket
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