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Old 07-17-2011, 04:22 PM
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Jerseydave Jerseydave is offline
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Join Date: Jul 2004
Boat: 2005 X-STAR & 1993 Prostar 190 Limited
Location: Jersey
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Sounds like it might be running rich, mostly at idle and slow speeds. Pull the spark plugs and see if they look black or have soot on them.

Maybe JimN or Enginenut would have an idea of what else to check.

What engine do you have?
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