2010 Polaris Sportsman 850 Service Manual, Page 137Get this manual

2010 Polaris Sportsman 850 Service Manual, Page 137

ENGINE Camshaft TimingQuick Reference View With Stator Cover Removed Crankcase Parting Line TDC Mark Sprocket marks aligned
with surface of head Pin facing UP IMPORTANT! Valve andor piston damage can occur if engine is rotated with camshaft incorrectly