Yamaha Outboard Motors Factory Service Manual F6 and F8, Page 274Get this manual

CAMSHAFT AND VALVES CHECKING THE ROCKER ARM ROCKER ARM SHAFT

1Measure: Rocker arm inside diameter Out of specification ReplaceRocker arm inside diameter a: 13.00013.018 mm (0.51180.5125 in)

2Measure: Rocker arm shaft outside diameter
Out of specification ReplaceRocker arm shaft outside diameter

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