2008 Arctic Cat 400/500/650/700 ATV Service Manual, Page 315Get this manual
2Apply red Loctite #271 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 FI391A
NOTE: The countershaft is now completely assembled and ready for installationFI346A
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
NOTE: When installing the countershaft assembly, account for the washer on each end of the shaftFI409