1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 178Get this manual
ENGINECOOLING AssemblyPolaris Engine
8Install bearing retainer circlip with end gap facing directly upward as shown
9Apply grease to seal lip and install seal with lip and spring facing inward toward crankshaft10 Apply light film of grease and install O-ring and seal collar, being careful not to dislodge spring on seal during installation of collar