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Recent content by mateoaba

  1. M

    Cant figure out 3.0 181 Merc with dst still misfiring

    will definitely look more into the ignition system, just been very confused on where to look since the engine runs just fine on land and for all about 10-15 min or even two hours then starts to miss and in some cases when doing back will just randomly stop missing
  2. M

    Cant figure out 3.0 181 Merc with dst still misfiring

    i’m really stumped i could see those being the cause but when on dry land not under load will idle all day no problem, go thru the entire rpm range, moment it’s put under a load starts to miss
  3. M

    Cant figure out 3.0 181 Merc with dst still misfiring

    i winterized it fogged carb along with cylinder walls, antifreeze in the block, wrapped up in shrink wrap and stored inside a garage, have had the boat for five years just yesterday did new cap, plugs, plug wires and coil. tried it out again did the same thing and idling back to the dock started...
  4. M

    Cant figure out 3.0 181 Merc with dst still misfiring

    i recently took my boat out (1997 maxum 1900 sr with the 3.0 4 cyl) out on the water everything was running just fine and no issues then boat fell on its face out of nowhere under WOT and kept misfiring/ pinging and wouldn’t run past 1800 or so rpm. let the boat sit start it and is just fine...
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