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klaw	01-19-2010 03:15 PM

Cog 20 Prop Setup

my 20 has a ITS bos and a black hawk waht kind of power will I need to spin a set of 31s or 29s on it
I have 27s but may have a line on others I am planning on about 650-700 hp
And what kind of speed would I see?

offshoredrillin

01-23-2010 07:38 AM

Gary,
650-700 should have you around 90, set the x as high as you can, 17 3/4 to 18 3/4 should be right, as you are going to lose some height with the ITS. you will more than likely need the 29's or 31s depending on your gear ratio. i have a brand new set of 29's never been on a boat.

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