1990-1998 Arctic Cat Snowmobiles Repair Manual, Page 165Get this manual
dInspect the threads of all tapped holes for damaged threads or debrisClean threads with the correct sized tapIf Loctite was previously used, be sure to remove all traces of Loctite residue before reinstalling boltseInspect the front and rear engine mount brackets in the frame for signs of damageNOTE The screws securing the engine mounting plate to the engine crankcase should not be loosened or tightened unless they are removed and the threads are recoated with LoctiteSee Figure 14