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  1. M

    1985 Mercury 85hp (4 cyl) runs great for 20 minutes then boggs down

    Hi; When you set your carb I was always told do high speed first,then low , but for sure use a tach ! lol Also as to your merc "bogging down" it is actually starving for gas when you throttle up.If there was too much fuel would simply stall out. Had a merc way back that did the same thing-got...
  2. M

    Looking for a 1966 Evinrude 18 hp Fastwin part.

    Hi , I believe (check) that tiller parts from 18-28 hp OMC from 1965 to 1969 will be the same and should fit, OMC wasn't a company to waste leftover parts..lol. They're good solid motors.
  3. M

    1985 Mercury 85hp (4 cyl) runs great for 20 minutes then boggs down

    Hi.Your issue is electrical I believe and NOT fuel.That's why bulb squeeze doesn't help.What model is your engine- Model #. You have a part (not familiar with mercs-that is heating up and then breaking down(like a bad coil on older performance engines). Weak spark, can't handle the fuel...
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