2008 Polaris ATV Sportsman 300 400 H.O. Service Manual, Page 50Get this manual
ENGINE (300) BALANCE SHAFT BEARING INSPECTION 3.34 CRANKCASE OIL PICKUP STRAINER INSPECTION 3.34 BEARINGSEAL INSTALLATION3.34 END PLAY INSPECTIONADJUSTMENT 3.34 CRANKSHAFT END PLAY ADJUSTMENT 3.35 BALANCER SHAFT END PLAY ADJUSTMENT 3.36 CRANKCASE REASSEMBLY 3.37 CAM CHAIN, OIL PUMP,TENSIONER BLADE INSTALLATION3.38 PISTON RING INSTALLATION 3.39 PISTON INSTALLATION 3.39 CYLINDER INSTALLATION 3.40 CYLINDER HEAD AND CAMSHAFT INSTALLATION3.40 CAMSHAFT INSTALLATIONTIMING 3.41 CAM CHAIN TENSIONER INSTALLATION 3.42 ROCKER ARM INSTALLATION3.42 STARTER DRIVE ASSEMBLY3.43 ENGINE INSTALLATION NOTES 3.43