Recent content by Rick1

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    Same motor different Horsepower?

    Same motor different Horsepower? I have 2 motors- a 20 hp Yamaha and a 25 hp Yamaha, Both have identical displacement, identical gearing and identical WOT of 5000 - 6000 RPM- How can one produce 5 hp more? No one seems to be able to answer this question - I think maybe the the 25has larger...
  2. R

    Yamaha 4 stroke Prop?

    I have a 2001 Yamaha F50 (not the high thrust model). Can I use the 14 X11 prop on it? It is powering a 19' Pontoon. Thanks
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