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  1. C

    YAMAHA 90 IMPELLER??

    My new impeller looks different from one side to the other.<br />One side: has dots on it around the center hub.<br />The other side: has little directional looking<br />vanes on it.<br />Witch is the up and down side of this.<br />I know the engine rotation is clockwise, but this impeller has...
  2. C

    90 Yam prop shaft &shifter removal?

    Help! 1997 C 90 long shaft.<br />I've managed to remove the spanner ring nut and rear bearing housing that was under it,With much aggrivation and patient persistance, but the manual says the shaft should now come out by grabing it and pulling, after its put in nuetral.<br />Problem is that it...
  3. C

    Yammi C90 stuck in gear

    My C90 made a funny suond when shifting to reverse, likike clicking noise before full engagement. Then when i tried to go back to nuetral ,it was stuck.<br />It's not the linkage it's jammed in the lower unit, becase I disconnected the linkage and even tried vise grips on the shift rod above the...
  4. C

    yamaha C90 rough intermedite speed

    My 1997 C90 is running rough at intermediate speeds between 1400 and 2500 RPM.<br />I have rebuilt the carbs and replaced the spark plugs with no change.<br />It sounds like only two of the cylinders are firing at this RPM range.<br />It idles and starts ok, and top end is fine also.<br />What...
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