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                           TeamGrumman-List Digest Archive
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                     Total Messages Posted Wed 09/15/10: 1
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Today's Message Index:
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     1. 05:39 AM - Re: Re: Props?  (flyv35b)
 
 
 
________________________________  Message 1  _____________________________________


Time: 05:39:23 AM PST US
From: "flyv35b" <flyv35b@minetfiber.com>
Subject: Re: TeamGrumman-List: Re: Props?


Combined, probably about 2 kts as I recall and it doesn't cost much to do. 
The flush beacon cap is primarily a cosmetic mod and you have decide if you 
are happy without having a step to get up on the wing.  All of these "small" 
drag reduction things are cumulative and can add up to significant gains.

Cliff
----- Original Message ----- 
From: "dickbutz" <dickbutz@therock.bm>
Sent: Tuesday, September 14, 2010 7:55 AM
Subject: TeamGrumman-List: Re: Props?


>
> How much speed can you pickup by removing the steps and light?...I have 
> been down this road before and found very little result for the money 
> invested...Seriously the steps produce that much drag?...Dick
>
> If you want more speed at the same rpm I'd go with the 63" pitch as that 
> was
> the standard cruise prop. Most typical Tigers can turn 2700 rpm full
> throttle down low and even higher up. The 62" pitch will turn 30-40 rpm
> more at full throttle but be 2-3 knots slower or thereabouts. And if you
> ever take you steps off and go to the flush beacon cap or add a PF exhaust
> you will want the higher pitch prop for sure.
>
> Cliff A&P/IA
>
> --------
> Dick Butz
> 1979 Tiger N4532P
>
>
> Read this topic online here:
>
> http://forums.matronics.com/viewtopic.php?p=312410#312410
>
>
> 


 

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