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Date: Sun, 19 Aug 2007 05:27:01 +0000
From: Ernest Christley <echristley@nc.rr.com>
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To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Subject: Re: [FlyRotary] Re: Power! More Power, Scotty!  was  [FlyRotary]
 Re: Air/fuel...
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Lehanover@aol.com wrote:
>  
> The biggest needle seat is too small, so you use a Gross jet. Two balls  
> instead of a needle. Then you find the hole into the needle and seat well is  
> limiting the flow, so you drill that out. Then the bug screen in line with the  
> needle flows only half of what you need, so you throw that out. Then it runs OK  
> but still goes lean at the top. So, you raise the float level until the 
> boosters  drip, then lower it just a bit. Then increase the fuel pressure until the 
> needle  and seat cannot control it. Then lower it just a bit. 
> Then you drill into the void that would have been the accelerator pump well  
> for the other handed version of the same carb, to increase bowl volume. 
> Then for short tracks all is well, and for long straights you can rig a  
> backup pump to come on when 5th is selected. 
>  
> Then you can use a Weber carb at twice its rated flow.
>  
> Piece of cake.
>  
> Lynn E. Hanover
>   

And people claim that fuel injection in complicated.  8*)


-- 
"Life is not a journey to the grave with the intention of arriving safely in 
a pretty and well preserved body, but rather to skid in broadside, 
thoroughly used up, totally worn out, with chocolate in one hand and wine in 
the other, loudly proclaiming 'WOO HOO What a Ride!'"
--Unknown