N197TR4@cs.com wrote:
>
> This thread is getting more interesting all of the time. Thanks Uncle Jack!
>
> (Yes, Leon, the term velocity stack and ram pipes are interchangeable)
>
> I did notice that Moss has a pair for sale for near $50. Anyone have a
> recommendation?
>
> We (Sean) could also rework the existing ones on a lathe as there is plenty
> of material to work with. One of my friends might be willing to give a
> profile on paper from which to work. Or a gage could be made from wire,
> exhibiting profile.
>
> Not looking for dramatic improvement in lap times as much as nice running car
> with great reliability...at low cost.
>
> See you next year Leon.
>
> Regards,
>
> Joe
>
> << < 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. >>
we have very short ones for 1 3/4" su's (or stormbergs) cnc machined,
nice radius and definitely power at the upper end. stack is about 1/2"
tall. other sizes available. ted
--
Ted Schumacher
TS Imported Automotive
404 Basinger Rd.
Pandora, Ohio, USA 45877
Ph. 800/543-6648 USA/Canada FAX 419/384-3272 24 hour
Ph. 419/384-3022 - tech./general information
Web page http://www.tsimportedautomotive.com
New-Used-Rebuilt-NOS-Performance British car parts.
200 - 300 parts cars in our British-only salvage yard.
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