1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 206Get this manual
ENGINECOOLING Disassembly InspectionPro 785 5Loosen 6mm bolt, Bmm bolts (16), and 10mm bolts (4) from the crankcase 14 turn at time in a
criss-cross pattern until loose, then remove them completely
CRANKCASE PATTERN
MAG SIDE
PTO SIDE
6Remove upper crankcase by tapping lightly with soft faced hammerTap only in reinforced areas7Note position of seal, bearing anti-rotational pins, and crankcase alignment dowel pinsB Remove crankshaft and clean crankcase sealing surfaces thoroughly to remove all old sealer