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    Pontoon engine position

    Should the engine on my pontoon boat be positioned so the propellor shaft is horizontal ( parallel to the waterline) ? <br /> My propellor will cavitate when I set it this way ( parallel). When I lower the engine all the way down, it is tilted inward toward the transom but doesn't cavitate at...
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    OB Horsepower Rating

    Hello,<br /> I'm trying to find out if a 1995 Johnson 90 hp has 90 hp at the PROP or powerhead. <br /> It makes a lot of difference in final performance. A 1991 Yamaha 85 hp I tested on a boat gave me poor results. A dealer told me that it really delivered 70 hp to the PROP! Hope you can...
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