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Re: Velocity Stacks and Rampipes? was SU carb fuel flow

To: "jmwagner" <jmwagner@greenheart.com>
Subject: Re: Velocity Stacks and Rampipes? was SU carb fuel flow
From: "R. Kastner" <kaskas@earthlink.net>
Date: Wed, 26 Jan 2000 15:29:23 -0800
Yeah Justin.  That is the ticket. Very much like what I made about thrity
years ago and maybe better.
----- Original Message -----
From: jmwagner <jmwagner@greenheart.com>
To: R. Kastner <kaskas@earthlink.net>
Cc: <GuyotLeonF@aol.com>; FOT <fot@autox.team.net>
Sent: Wednesday, January 26, 2000 2:24 PM
Subject: Re: Velocity Stacks and Rampipes? was SU carb fuel flow


> I can recommend this company below... based on getting stacks for my TR
4A's
> SU's...   based on appearance and quality business practices... I can't
really
> say anything about performance... as I haven't truly put them to the
test...
> but I'm betting they're the best on the market.  check them out... they
have
> very nice rolled edges as Kas recommends...
>
> http://www.twminduction.com/
>
> I enjoyed dealing with the proprietor... they were quick in delivering...
and
> they really do look beautiful.
>
> I have no connection with them... but I put them on my links page within
days of
> receiving their product.  What my gasket is to the valve cover, their
stacks are
> to the carbs!  : )
>
> --Justin
>
> R. Kastner wrote:
>
> > Most of the Webers ( original) have a stack that has a flair at the end
but
> > a quite sharp edge and a rolled edge will give  alot more flow.  Kind of
> > difficult with the Webers as they are pretty close together but worth
> > finding better stacks.
> > ----- Original Message -----
> > From: <GuyotLeonF@aol.com>
> > To: <kaskas@earthlink.net>; FOT <fot@autox.team.net>
> > Sent: Tuesday, January 25, 2000 3:15 PM
> > Subject: Velocity Stacks and Rampipes? was SU carb fuel flow
> >
> > > In a message dated 25/01/00 23:05:01 GMT Standard Time,
> > kaskas@earthlink.net
> > > writes:
> > >
> > > << The shape of the velocity stacks is super important.  The air is
> > actually
> > >  drawn from the carburetor side of the air inlet and so must go around
the
> > >  corner to get into the carburetor.  Therefore making a smooth roll on
the
> > >  edge makes this possible and will alter the value if not taken into
> > >  consdieration.  There are several companies that make this kind of
stack.
> > >  (NO, I don't know who off hand but I know if I wanted these parts I'd
> > sure
> > >  find 'em.)) >>
> > >
> > > Dear Kas and other FOT'ers
> > >
> > > My Vitesse has Triple Weber 40DCOE-18's fitted with the old style of
steel
> > > Rampipes.
> > >
> > > Firstly,
> > > Are they what you are referring to as velocity stacks? or is that
> > something
> > > different?
> > >
> > > Secondly,
> > > I have seen some racers using a more modern design of alloy rampipes,
> > > referred to as 'full radius' rampipes, which apparently exhibit
increased
> > > airflow due to roll back lip design...
> > >
> > > I would be interested to hear of your (Kas) and any other FOT'ers
thoughts
> > on
> > > these, and whether they are a worthwhile upgrade from the old design?
> > >
> > > Léon F Guyot
> > >
> > > Triumph Sports Six Club
> > > International Liaison Secretary
> > > 1963 Triumph Vitesse 2-Litre Convertible
> > > Wimbledon, London, England.
> > >
>
>
>
>


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