1980 Ski-Doo Shop Manual, Page 310Get this manual
SECTION 06 SUB-SECTION 05, (TRACK)
Alignment (Slide Suspension)
With rear of vehicle supported off the groundstart engine and allow the track to rotate slowlyCheck that track is well centered and turns evenlyTo correctstop engine then loosen the lock nuts and tighten the adjuster bolt on Side where gUides are closest to slideTighten lock nuts and recheck alignment