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    More speed and rpm, prop size needed?

    hey guys here are the stats 2008 stejcraft pro skier 6.2m long 2.4m beam 18 degrees dead rise 5.7ltr mercruiser 315hp approximately 1750kg as tested 3 blade 13" 13' = 4000rpm @ 40mph 4 blade acme 12.5" 12.5' = 4200rpm @ 42mph heres the milliondollar questions! manufacturers recomendation for...
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