Re: [Chrysler300] AFB Carbs

[Paul Holmgren <paulholm@xxxxxxxxxxxxx>]

Paul Holmgren wrote:

> 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

I believe I have heard that the AFB's are rated at 500CFM,
the WCFB's were rated at 385CFM each


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


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