[DML] Carburetors suck.

[Marc Levy <malevy_nj@xxxxxxxxx>]

"All metering is accomplished by air flow alone"..

Exactly the point Bill-  What about air temperature?  Air density? ignition timing? fuel quality?  All moving targets that a carburetor had no way of compensating for.

There is a reason complex fuel injection systems have come to replace the simple (and complex) carburetors of the past. 


--- On Wed, 4/11/12, content22207 <brobertson@xxxxxxxxxxxx> wrote:

> From: content22207 <brobertson@xxxxxxxxxxxx>
> Subject: [DML] Re: Carburete a DeLorean at DCS'12?
> To: dmcnews@xxxxxxxxxxxxxxx
> Date: Wednesday, April 11, 2012, 3:19 PM
> Also FYI:
> 
> Speaking for the Autolite/Motorcraft 2100 only:
> 
> Unless the carburetor itself physically changes (gets
> dropped & cracked, stagnant fuel turns to varnish
> inside, jets are purposefully unscrewed and swapped out for
> different sizes, etc) it will "hold its tune" into
> perpetuity. Not counting the accelerator pump and the full
> throttle enrichment valve -- which has been disabled on my
> carb and Byrne Heninger's -- there are only two moving parts
> in the entire metering circuit: the throttle plates
> themselves. All metering is accomplished by air flow alone,
> and the amount of fuel that leaves the bowl through the jets
> in response to that air flow.
> 
> Bill Robertson
> #5939



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