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    Need help troubleshooting Yamaha 250 hdpi

    Can anyone help with spark plug info and cylinder info. I know that at idle only 4 cylinders are firing, which ones? When I tested the plugs it seem that only three are working at idle. Also on two of the spark plubs I smelled gas (the bottom plug of each side). Also there was loss of power at...
  2. G

    250 HPDI Yamaha 2003

    Has any one had a problem with getting their 2003 250 HPDI Yamaha motor fixed.<br /><br />We can't get a prop shaft and the boat has been down almost 4 weeks.<br /><br />No one at Yamaha can give me a delivery date on the part.
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