1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 175Get this manual

1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 175

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CYLINDER HEAD

5 Measure valve stem runout, replace if out of specification

Valve Stem Runout Limit (Max Intake Valve Exhaust Valve 0.0006 in(0.016 mm)

Page 4A-28

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