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    Effect of Incorrect Spark Plugs

    I have an old Grady, 208 Adventure, year 2000, with a 200 HP Yamaha two stroke engine. I am trying to keep it running as long as possible, and have spent a lot on preventive maintenance and repairs over the years. So there is no reason why the engine should not be running fine. However, for...
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    Engine stops suddenly in rough seas and starts again

    I have a year 2000 208 Adventure with a 200 HP two stroke Yamaha. It runs great on smooth seas, from idle to full throttle. But when seas are 1-2 feet, or sometimes over big wakes, the engine often stops suddenly and just as suddenly starts up again. It is as if someone instantly pulled the...