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    jet drive impeller

    How important is the shape etc of the impeller in an OB jet drive unit? I have a 50 HP Merc with a San Leandro jet pump, and the impeller seems worn. It fits the housing well as nearly as I can tell, but the leading edges of the impeller vanes are worn concave and dull. <br /> Will this...
  2. G

    motor decarbonization

    Can someone please either tell me how to perform a decarbonization operation on a 2-stroke outboard (mine is a '92 Merc 50 HP), or refer me to a publication describing the operation? Thanks!
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