2010-2011 Yamaha RS Vector / RS Venture Service Manual, Page 262Get this manual

2010-2011 Yamaha RS Vector / RS Venture Service Manual, Page 262

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VALVES AND VALVE SPRINGS

9 Measure: Valve seat width Out of specification Replace the cylinder headValve seat width: Intake: 0.901.10 mm (0.03540.0433 in) Limit: 1.6 mm (0.0630 in) Exhaus