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  1. M

    1975 IL Six bogs out after about 2500 rpm

    I have cleaned the carbs, put in new plugs and set up the timing to the specs that it calls for. Have run it on a "new" remote tank with fresh fuel..have replaced a failed Switch box....seems that it is not getting enough fuel....starts okay and idles very smooth.....ease it up in rpm and...
  2. M

    1988 Force 50hp

    I am working on a 50 hp force 2 cyl and at just off idle in neutral it will start knocking intermittantly. Some times it almost kills the engine. Watching a timing light when it is doing this no break in the spark. Could this be being caused by a hot spot on the piston causing pre-ignition?
  3. M

    1976 115 IL6 Switch Box

    Hey folks,<br /><br />Perhaps someone could help me find the part number for the Switch Box for 1976 IL6 Mercury 1150. Serial number 3762987. Spent the last week getting to and cleaning the carbs for a client. First time he took it out ran really good for about 30 minutes and just stopped. He...
  4. M

    1987 Evinrude VRO Carbs

    Where is the low speed adjustment on the carbs on a 1987 40 hp Evinrude VRO. Looking at the carbs at the top there is a small screw with a pin hole in the center that when blocked as well as blocking the two side air intakes on the throat of the carb it will start to stall. When the screw is...
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