2007 Polaris Two Stroke Snowmobile Workshop Repair manual, Page 163Get this manual
CLUTCHING Clutch Assembly
12Assemble the rollers, bushings and roller pins if they were removedInstall the head of the weight pin so that it is on the leading side of rotationThis will orientate the nut on the trailing side of rotationTorque weight pin to 30 in-lb(3Nm)Place the moveable sheave onto the stationary sheavePlace the same number of spacers on top of the stepped spacer onto the shaft of the stationary sheave
Spider Indexing
NOTE: Spider indexing effects belt to sheave clearance and clutch balancePlease read all procedures before proceeding12Remove and disassemble clutch Add or remove spider washers as required to achieve desired belt to sheave clearanceMake sure that the stepped washer (A) is on the bottom of the spacer stack (B)For example: If belt to sheave clearance is .020 too large, removing one .020 shim will position the movable sheave closer to the fixed sheave reducing belt to sheave clearance by .020 Place the correct number of spacer washers (B) beneath the spiderThe following washers are available for fine tuning: 5210752.020 (.51mm) 5242981.025 (.63mm) 5210753.032 (.81mm) 5210754.050 (1.27mm)