[DML] Re: Carburetors suck.

["content22207" <brobertson@xxxxxxxxxxxx>]

Point of order: PRV's themselves suck. All a carburetor does is respond to that suction as it passes through.

Bill Robertson
#5939

--- In dmcnews@xxxxxxxxxxxxxxx, Marc Levy <malevy_nj@...> wrote:
>
> "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@...> wrote:
> 
> > From: content22207 <brobertson@...>
> > 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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