Re: [Chrysler300] AFB Carbs

[Paul Holmgren <paulholm@xxxxxxxxxxxxx>]

Rich Barber wrote:

> My observation is that the "rating" of carbs at "X" cfm is relatively new.
> The old carbs were not so rated, or at least publicized.  A 413 cubic inch
> engine at 5,200 RPM would gulp about 621 cfm at an unlikely 100% volumetric
> efficiency.  Thus, a couple of 350 cfm carbs would seem to adequately feed
> the engine.  Bolting a higher cfm rated carb onto the engine does not
> increase it's free air capacity and probably not work too well at lower
> speeds.

> I'm willing to learn here from the automotive engineers and specialists.  I
> mainly worked with gas turbines and natural gas-fired engines with fuel
> injection.

> C-300-ly,
> Rich Barber

YES, I was lead to believe that the original methods of rating them was 
Different, at least by the Chrysler labs, More like Pounds per rather 
then cubic feet

-- 
Paul Holmgren
2 57 300-C's in Indy
Hoosier Corps L#6


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