vic008 17 Posted April 23, 2018 Share Posted April 23, 2018 Just see the wee twin does 2100rpm in gear and 2850 unload. What does this mean? 3 blade 12×17 (size was my guess) Quote Link to post Share on other sites
Island Time 1,211 Posted April 23, 2018 Share Posted April 23, 2018 There is too much resistance for the actual developed HP to reach max RPM. So; The Engine is not developing the HP it should The hull is dirty the prop is dirty, damaged, or the wrong size (pitch, dia, or both) Or a combination of all 3... Quote Link to post Share on other sites
Myjane 40 Posted April 24, 2018 Share Posted April 24, 2018 Wrong pitch , I was 2 blade 12x10 , and 5k was tops. Changed to Volvo three blader folder 16 x9 and less pitch bigger circumference now I pull 7.7 knots cruise all day 6.5 smooth Quote Link to post Share on other sites
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