Bob,  it won't make any difference with your system.  The cool tube does not mix outside air with the exhaust.   Jerry



On Wednesday, March 9, 2005, at 07:02  PM, Bob White wrote:

>
> Hi Bill,
>
> I've had the impression that the mixture should be set on the rich side
> of peak for TO and climb and on the lean side of peak for best economy
> cruise.  If on the rich side, there would be extra fuel in the
> exhaust.  Am I wrong in this assumption, or is the proper setting close
> enough to peak  that it doesn't make much difference?  One of these
> days I'm going to need to know this stuff.  :)
>
> Thanks,
> Bob W.
>
>
> On Wed, 09 Mar 2005 18:37:42 -0500
> WRJJRS@aol.com wrote:
>
>
>> Georges, and Gail,
>>  On this issue you are incorrect, when we lean the mixture using EFI >> we are looking for '0' oxygen remaining or complete combustion. >> Adding air well after the exhaust exits the ports will not >> "afterburn" the mixture unless there is too rich a mixture to begin >> with.
>> Bill Jepson
>
> -- > http://www.bob-white.com
> N93BD - Rotary Powered BD-4 (real soon)
>
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