Jim
The original Autolite on Tigers was rated at 240 cfm.
For other Ford carbs
http://www.mustangtek.com/carburetors/FordCarburetors.htm
Ron Fraser
-----Original Message-----
From: tigers-bounces@autox.team.net [mailto:tigers-bounces@autox.team.net]
On Behalf Of Jim Sencindiver
Sent: Tuesday, June 22, 2010 2:17 PM
To: Rense, Mark (GE Indust, ConsInd)
Cc: Greg Koss; tigers@autox.team.net
Subject: Re: [Tigers] Best Carburetor
Just out of curiosity, what was our stock/standard Autolite 2-bbl carb rated
for?
--
Jim Sencindiver
B382100451/TAC 448
http://www.tigersunited.com/car_show/sencindiver_j/default.asp
On Tue, Jun 22, 2010 at 1:52 PM, Rense, Mark (GE Indust, ConsInd) <
mark.rense@ge.com> wrote:
> Buck is correct. For now obscure reason establish a million years ago
> by the SAE, the flow rate through a 2BBL carburetor is measured at 3.0
> in./Hg. pressure drop and the 4BBL carbs are measured at 1.5 in./Hg.
> pressure drop. So, a 500 CFM 2BBL compares to a 350 CFM 4BBL in flow.
> A quick approximation is to take the rated CFM of a 2BBL and divide by
> the square root of 2 (1.41421) to get the equivalent rating if it was
> a 4BBL.
>
> Bugz
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