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    2001 Yamaha 40/ 4 stroke nightmare wont end

    I have one of these that quit last summer, it was late in the year and I had no reason to fix it. Took it in at Easter and the marina mech. said the middle cylinder had burned up, and would have to re-bore put oversize piston etc. I asked him haow this could have happened. They could not give me...
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    !969 Merc red band wont fire

    My brother in - law has one of these old engines, we noticed the last mechanic put surface gap plugs in it, is the cdi strong enough to fire these or could this be the reason it won't start?
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