Recent content by mgaray

  1. M

    low power/high rpm

    I have a 1988 18' Cobia bowrider with a 130hp Merc that has an Alpha1 outdrive. Last season I had the prop replaced and the engine tuned up. As the season progressed I found my speed decreasing and my engine RPMs increasing to the point where<br />full throttle should be running 4600 RPMs, I now...
  2. M

    low power/high rpm

    I have a 1988 18' Cobia bowrider with a 130hp Merc that has an Alpha1 outdrive. Last season I had the prop replaced and the engine tuned up. As the season progressed I found my speed decreasing and my engine RPMs increasing to the point where<br />full throttle should be running 4600 RPMs, I now...
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