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Can someone say if this is normal have a 200 merc 1995 if run in a tub only big enough to cover front of prop (Is quiter)with muffs on seem to get some black oily slim on leg more at back of leg away from prop near...
Dont know if anyone can help have an old 200 merc 93/94 ish has an annoying flat spot at approx 2000-2750rpm anymore its clear any less its clear when was last out it was the most slightest of change of engine speed it was either slightly flat or fine as if turn a switch on or off have had carbs...