2009 Polaris Scrambler 500 4x4 2x4 factory service manual, Page 74Get this manual

2009 Polaris Scrambler 500 4x4 2x4 factory service manual, Page 74

ENGINE Reaming The Valve Guide Too Wide Too Narrow NOTE: Valve seat width and point of contact on the valve face is very
cylinder head to cool to room temperatureApply cutting oil to the reamerGuides should be reamed from the valve spring side
of the cylinder headReam each guide to size by turning the reamer clockwise continuallyContinue to rotate reamer clockwise
during removal of the tool6Clean guides thoroughly with hot soapy water and nylon brushRinse and dry with compressed airApply
clean engine oil to guides7Install pilot into valve guide8Apply cutting oil to valve seat and cutter Valve Guide Installed
Height Valve Guide Height: .689-.709 (17.5-18.0 mm) 4Place new guide in the valve guide installation tool and press guide
in to proper depthCheck height of each guide above the cylinder head (A)NOTE: The guide can also be driven in to the proper
depthInspect the guide closely for cracks or damage if driver is used9Place 46 cutter on the pilot and make light cut10Inspect