Recent content by noelschembri

  1. N

    Mercury 9.9 1994 misfireing at full throttle

    Hi, Ive got this merc 9.9 which is starting and idling properly, then at full throttle it starts misfireing and knocking. I cleaned carbs, replaced plugs and still same. compression is 75 lb/ sq in on both.<br />please help<br /><br />thanks
  2. N

    Mercury 9.9hp full throttle problem

    I have a merc 9.9 which is vibrating and misfireing at full throttle. On idling and at starting it is working perfect. I cleeaned carbs, changed plus, compression is 75 lb/sq in. <br />Any body knows what else to check?<br /><br />thanks
  3. N

    Mercury 9.9hp full throttle problem

    I have a merc 9.9 which is vibrating and misfireing at full throttle. On idling and at starting it is working perfect. I cleeaned carbs, changed plus, compression is 75 lb/sq in. <br />Any body knows what else to check?<br /><br />thanks
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