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47 lightning 06-10-2016 09:22 AM


Originally Posted by 575cat (Post 4448068)
What about stock setup props ? I have 17.25 36 15 r 5 blade and hits the limiter about 90 .

that is 25% slip at 5300 rpm 1.50 ratio .maybe the rake is to low .I was running 18 rake and tried 21 and made all the difference in speed and handling

Marginmn 06-10-2016 09:32 AM


Originally Posted by ARB38 (Post 4448084)
With the same 39 pitch props it ran 114. I think that it was turning around 5300 or so rpm's.

Was that before you did the engine upgrades?

1 MAIDEN AMERICA 06-10-2016 09:50 AM

Is this a side by side vs full stagger comparison?

575cat 06-10-2016 10:14 AM

Full stagger .

575cat 06-10-2016 02:59 PM

How about 17 38.5 16 r 6bl Herings

Marginmn 06-10-2016 03:45 PM

Curious, did you buy the boat without props?

575cat 06-10-2016 03:56 PM

It has the 17.25 36 5 blade 15 r 1200 hp props on it .

ARB38 06-10-2016 04:04 PM


Originally Posted by Marginmn (Post 4448243)
Was that before you did the engine upgrades?

Yes that was before the upgrades.

575cat 06-14-2016 08:47 AM

I just got my perf report after the fact it show,s 1.35 gears and they ran 34 6 blade Hering props @ 115 , I have some 17 38.5 6 blade Hering,s coming . How accurate are these reports ?


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