>-----Original Message-----
>From: A. B. Bonds [SMTP:ab@vuse.vanderbilt.edu]
>Sent: Tuesday, April 15, 1997 12:37 PM
>To: mgs@autox.team.net
>Subject: Re: Colortune
>
>In <GERO2655409A8F@MP050>, PHILIPPE TUSLER wrote:
>>Most definitely! It is the only positive way to adjust the mixture.
>>I just tuned (De-tuned) Tintin with it. Heck, it's even FUN to see
>>the combustion color go from orange (Rich) to white (adjusted) to
>>blue (Lean). Rev the engine and see the color phases change.
>>Reminds me of that gasoline commercial where they had the engine
>>with the transparent head...
>> how much is a skosh compared to a CH.
>
>Even so, with a color tune it is often difficult to nail the mixture
>exactly, in that it may be too rich at idle but too lean at speed. In
>general I find that, at least on a TD and an A, one needs to set the
>SU's a skosh towards rich at idle to get the motor to proceed
>properly.
> A. B. Bonds
>
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