Recent content by JKW Polar

  1. J

    Confused by my propeller ......

    Hello, I bought a new Polar Kraft 160 SE this spring. It is powered by a 40HP Merc 4 Stroke (EFI). The boat came from the dealer prop'ed with a 10 1/8 D x 15P Black Max. The boat runs fairly well, I just have some issues with the RPM getting up to 6000 RPM and wanting to go higher on smooth...
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