2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 244Get this manual
CLUTCHING Bushing Service
Bushings are installed at the factory using LoctiteTMIn order to remove the bushing it will be necessary to apply heatA press can be used to remove and install some of the bushingsBe sure to support the sheave or cover as close as possible to the bushing bore when using press1Remove ramp buttons from moveable sheave2Install Main Puller Adapter (#8) (PN 5020632) onto the Piston Pin Puller (PN 2870386)Main Puller Adaptor (#8)
Clutch Bushing Removal Tool (#5) 5Working from the top, install Driven Clutch Bushing Removal Tool (#5) (PN 5020631) into the center of clutch sheave with smaller diameter toward bushing to be removedSee illustration
Adapter Piston Pin Puller Reducer (#9) (PN 2870386) 3Insert Adapter Reducer (#9) (PN 5010279) onto the puller, sliding it inside the main adapter