2009 Polaris Scrambler 500 4x4 2x4 factory service manual, Page 100Get this manual
ENGINE Starter Drive 5Be sure the dowel pins are in place and install the rocker shaft assembly6Apply light film of engine oil to the threads of the bolts and tighten evenlyRocker Shaft Support Tower Bolt Torque: ftlbs(12 Nm) Rocker Shaft Locating Bolt Torque: ftlbs(8 Nm) 7Adjust valves according to the valve adjustment procedure found in Chapter 2, Maintenance8Apply clean engine oil liberally to the valve springs, cam chain, rocker arms, and camshaft9Place new rocker cover gasket on the cylinder head and install the cover and boltsRocker Cover Bolt Torque: ftlbs(8 Nm)
1Be sure the washer is positioned on the back of the drive gearApply Starter Drive Grease to Bushing