2010 Polaris Sportsman 850 Service Manual, Page 150Get this manual

2010 Polaris Sportsman 850 Service Manual, Page 150

ENGINE Crankshaft Installation Refer to illustration Crankcase Assembly (Upper) page 5.531Clean the bearing bore surfaces
2Tighten an additional 60 (see image) Apply Premium Starter Grease (2871460) to each main and rod bearing journal of crankshaftLoop
cam chain over crankshaft sprocketApply engine oil to new crankshaft seals and install seals on both ends of crankshaft with
spring side of seal facing IN (toward crankshaft)Carefully lower crankshaft into upper crankcaseGuide connecting rods onto
rod journals of crankshaft as necessaryAdjust crankshaft seals so each is flush with end of crankcaseClean threads of bolts
and threads in connecting rod to remove all oil, grease, or assembly lubricantApply Loctite 262 (Red) to the end threads