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  1. W

    Need Help with Yamaha 150 4-stroke- loss of RPM/ Vibration

    2005 Yamaha 150 4-stroke. Here is the deal, it ran great all summer, My gas mileage was getting worse so we changed to a 19 prop, and we had a 17. When I changed props, we lost 1200 RPM. At WOT we were hitting 5000 RPM. Since then, I went back to the 17 prop, and now the motor goes to 5200...
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    10 Micron Filter Question!!!!!!

    Hey everyone, I just installed a Moeller 10 Micron Clear Site filter and have not run the boat in the water yet. I did start the motor after and ran it for about 20 minutes. Just wondering what your thoughts are about this product. I did read two posts: 1 positive and 1 negative. PLEASE LET...
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    2005 yamaha making oil, low rpms

    We bought a 2005 mckee craft with a 2005 Yamaha 150 4-stroke with 159 hours on it. The first 89 hours were at 1000 rpms. Brought the boat to our Tech about it making oil. $563 dollars later, ran ring free through it and seems to have fixed the making oil problem. But now the engine stalls...
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