2008 Arctic Cat ThunderCat ATV Service Manual, Page 23Get this manual
3Using one of the V-belt cover cap screws, thread it into the threaded boss on the fixed driven face and spread the driven pulley to allow the V-belt to drop down approximately 34 ininto the pulley
INSTALLING 1Spread the faces of the driven clutch by threading in push-bolt; then when the faces are separated, insert the belt and push down between the faces