fastest prop for a 1990 37ft.

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Jerry Loomis

I would like to know which prop creats the most speed. Two blade or three? Any advice?
 

Ross

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Jun 15, 2004
14,693
Islander/Wayfairer 30 sail number 25 Perryville,Md.
A three blade will produce more

thrust than a two blade. But before you can get any good advise you need to add some more information; How much horsepower do you have? How fast does the system push the boat now? What is the gear ratio on the transmission? What is the diameter and pitch of the present propeller?
 
Mar 27, 2006
5
Jeanneau Sun Oddysey 37 Langkawi, Malaysia
Fastest prop?

Normally a 2-blade will give a higher top end speed at 'light' boat , but with more vibrbration and noise. A 3-blade gives more thrust, less vibtation and better milage economy. However if you are talking about sailing speed, 2 blade winns due to less drag.
 
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