8. CYLINDER HEAD/VALVES                                   MXU 500 IRS


                                                 Cam Chain Slipper
 INSPECTION

 Cam chain guide
 Inspect the cam chain slipper surface of the
 cam chain guide for wear or damage.




                                                 Camshaft Holders
 Camshaft holder

 Always replace the camshaft holder and
   cylinder head in pairs

 Inspect the camshaft surface of each camshaft
 holder for scoring, scratches, or evidence of
 insufficient lubrication.




                                                                Stop Pin
 Check the stop pin spring on the exhaust
 camshaft holder for damage.
 Replace the stop pin assembly with a new one
 if the spring is damage.




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