2004 Ski-Doo Racing Handbook, Page 176Get this manual
SECTION 05DRIVE SYSTEM
1Measure belt deflection with both clutches at rest and in their full neutral position2Place straight edge on the belt and apply downward pressure while measuring at the point shownBelt Deflection1-14 in (3.2 cm)
TEAM SECONDARY CLUTCH MAINTENANCEADJUSTMENT
1Remove clutch from vehicle2Remove the screws that hold the helix in place, (Torx Wrench PN 920002)3Pull and twist upward to remove helix from the clutchNote: If changing helix angles move the helix 90 degrees to the desired combination and reinstall holding screws
2Once you have tension on the spider assembly, remove the snap ring3Back off the compression tool and remove the spider assembly4Note the location of the skip tooth on the spider assembly for installationThe skip tooth is marked with an on the spider that should match the skip tooth found on the clutch shaftThe should also line up with the machined dimple found on the moveable sheave