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Message: <blockquote data-quote="JL8Jeff" data-source="post: 408278" data-attributes="member: 12995"><p>I wonder if one of the floats is set too high allowing excess fuel/oil.  I assume you're running pre-mix, what ratio are you using?  My 94 Mercury 60/45 had the oil injection pump go bad so I pre-mix synthetic at 80:1 and still get an initial puff of smoke when starting it.  I think one of my carb floats is off, but it runs pretty good so I really don't want to make it worse.  If you're running regular 2 stroke at 50:1, you could try switching to synthetic and run 80 or 100:1 which should reduce the smoke a bit.  I've run synthetic in several motors now and haven't had any issues, but I usually don't run around at WOT either.</p></blockquote><p></p>