Recent content by Yamafan

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    2000 F100 rough between 2200 and 3300 rpm

    I have done everything the dealer suggested as I am 300 miles from the nearest one. The plugs are all a nice tan. The carbs have been cleaned several times and yet the problem remains. It starts and idles perfectly and has no trouble reaching 5300 rpm. It just has a rough spot between 2200...
  2. Y

    F100 missing in midrange

    New problem. The F100 is missing at 2100-2900 RPM. It started mid season not after storage. Have changed plugs, fuel filter, and several tanks of fuel including one full of premium. Motor has 160 hours. It does not backfire or anything just stumbles at those RPM. Idle is fine and high speed...
  3. Y

    Looking for Firetrol re F100

    You responded last fall to my post. Wondering how you are making out with your twin F100's. My still smokes periodically.
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    Yamaha 115 HP 2 stroke dead spot

    My father in law's 115 2 stroke has a dead spot between idle and 2000 RPM. Just the range we need when docking. Is this common or what can be done short of trading it in. Above 2K rpm it runs like a dream. To get it to 2000 we need to push the choke repeatedly or very very gently accelerate...
  5. Y

    Yamaha F100 smoking

    Would like to continue discussion of the problem I have with my F100 periodically smoking on startup. Had it to the dealers and all pressures etc check out. Anyone else care to add to this thread.
  6. Y

    Yamaha F100 Four stroke

    Parted with my Johnson 90 after 10 years of faithful service. Any experiences out there with the above Yamaha? I bought one but could find little information other than dealers on the net. So far 50 hours I'm happy. It trolls well, is quiet, pulls a skier and sits on my Lund TYEE 5.3 quite...
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