1990-1998 Arctic Cat Snowmobiles Repair Manual, Page 207Get this manual
NOTE Numbers may be located on the crankcase of some models indicating the recommended sequence for tightening the crankcase screwsIf the sequence is not marked on the crankcase near the screws, use the tightening sequence shown in Figure 120-124
9Refer to Table 10 for the recommended final torque, then tighten the screws evenly in at least three steps to the torque listedCheck frequently while tightening the screws to be sure the crankshaft continues to tum freely
CAUTION If the crankshaft becomes difficult to turn, STOP and make sure the bearing locating rings and dowel pins are aligned properlyWhen correctly assembled, the crankshaft should turn