2008 Arctic Cat ATVs factory service and repair manual, Page 315Get this manual
2Apply red Loctite #27 to the threads of the output shaft; then secure with the nutTighten nut to 74 ft-lb; then using punch, peen the nut as shown INOTE: The countershaft is now completely assembled and ready for installation
3Apply liberal amount of engine oil to the crankshaft bearingUsing propane torch, heat the bearing until the oil begins to smoke; then slide the crankshaft assembly into place
INOTE: When installing the countershaft assembly, account for the washer on each end of the shaftINOTE: If heating the bearing is not possible, the crankshaft can be installed using crankshaft installing tool