single or dual carb setup

["Phil" <hilljack7@xxxxxxxxxxxxx>]

Yes you were lucky! I'm going to congratulate  you now before I fall into a
fit of utter jealousy! lol!! I happen to have a 60 Chrysler myself, lookin
for a parts car?
----- Original Message -----
From: "KerryPinkerton" <pinkertonk@xxxxxxxxx>
To: <mailing-list@xxxxxxxxxxxxxxxx>
Sent: Sunday, January 20, 2002 2:32 PM
Subject: Re: IML: single or dual carb setup


> I was LUCKY a few weeks back and ran into a deal where
> I ended up with a COMPLETE set of these cross rams,
> long casting, spacers, exhaust manifolds, and risers.
> Included was another partial set AND a 60 Chrysler
> (non Imp) that runs.  Really fell into it and got a
> great deal.  One set is going on my 57 Imperial
> Roadster.  The other will end up on Robert Soule's 65
> 300 after we fabricate the missing pieces.
>
> Kerryp
>
> --- "D. Dardalis" <dardal@xxxxxxxxxxxxxxx> wrote:
> > At 05:01 PM 1/20/2002 +0100, r.v.lent wrote:
> >
> > >But what will happen when I make an intake manifold
> > like on the 300 D
> > >with one carb on each side of the engine ( Yes I
> > can make this myself )
> > Even if you could cast a dual carb manifold
> > yourself, I would not recommend
> > it.  There is a lot of "science" into designing an
> > intake manifold.  There
> > are lots and lots of parameters (like air flow  off
> > the carb, and Air/Fuel
> > distribution) that its highly unlikely you will get
> > it right by
> > chance.  The OEM's back then did these designs by
> > trial and error, and with
> > lots of the engines on the dyno, they tried to come
> > up with the best
> > compromised design.  Now, these things are simulated
> > in computers removing
> > most of the required prototyping and testing.  Also,
> > nowadays with port
> > injection, their work is somewhat simplified since
> > they do not need to
> > worry about A/F distribution and gasoline droplets
> > accumulating or staying
> > atomized, or manifold heating, etc.
> > >The long runners were optimized for high rpm use
> > and would run poorly as a
> > >street engine. A lot like running a tunnel ram
> > manifold on the street.
> > Correct, but this refers to the later model ram
> > manifolds on the 413s.  I
> > don't think that ram manifolds were installed on the
> > early Hemis...  These
> > ram manifolds are even tougher to design since there
> > is an additional
> > parameter, the pressure waves.  Also, due to the
> > long distance between the
> > carbs and the ports, it must be a real design
> > headache to ensure good fuel
> > atomization.  That proves the advanced engineering
> > of Chrysler...
> > D^2
> >
> >
> >
> >
> >