1990-1998 Arctic Cat Snowmobiles Repair Manual, Page 203Get this manual
NOTE Arctco recommends that ball type bearings be heated to 75 (167 F) in oil before installationRead Step before heating and installing bearingsDuring bearing installation, support the crankshaft securely so the bearings can be installed quicklyIf bearing cools and tightens on the crankshaft before it is completely installed, remove the bearing with th6 puller and reheat the bearing