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Date: Wed, 23 May 2007 09:27:35 -0400
From: Ernest Christley <echristley@nc.rr.com>
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To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Subject: Re: [FlyRotary] Manifold intake tubes
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tonyslongez@cox.net wrote:
>
>
>       O.k.
>       Tell me what you guys think. I found a company here in the U.S.
>       that can extrude custom shapes, I sent them the profile for the
>       oval intake ports. The minimum order is very reasonable ^1 the
>       cost to have the profile tool made is very reasonable ^1 .
>
<snip>
>
>
>       Does anyone see a problem with this before I lay down my money.
>       here is a link of the kind of bend I'm referring to. Dr. Gas
>       makes these for NASCAR out of steel, but just to give an idea of
>       what is possible. www.drgas.com <http://www.drgas.com> 
>       click on the oval tubing catalog.
>
>
>       Tony:-)
>
> (Someone found the HTML editor)(Y)
>
> ^1 (obviously the word "reasonable" has many diffrent definitions to 
> many people. so, reasonable for me) ;-)
>

I have no problem with it, but your definition of reasonable leaves 
something to be desired 8*)

Look at the bottom of 
http://www.ernest.isa-geek.org/Delta/Experiments/Flat_Tube_Analysis.html

You can make the tubes at home where you can fit and fiddle and fit 
again in case they don't fit the first try.