2004 Polaris Sportsman 700 EFI ATV Service Manual, Page 142Get this manual
SHIFT WEIGHTS
Shown below are optional shift weights which may be used in the PVT systemThese shift weights have many different factors designed into them for controlling engagement RPM and shifting patternsShift weights should not be changed or altered without first having thorough understanding the effects they have on belt to sheave clearance, clutch balance, engagement and shifting characteristics