[DeTomaso] Low Weber intake

asajay at asajay.com asajay at asajay.com
Fri Mar 30 19:25:03 EDT 2007


I'm simply wondering if you can set it up for fuel injection.

Asa Jay

Quoting Mark Tumbarello <ollerabmut at msn.com>:

> can you run webers without cutting the deck lid?
>
>
>> From: asajay at asajay.com
>> To: detomaso at realbig.com
>> Subject: Re: [DeTomaso] Low Weber intake
>> Date: Fri, 30 Mar 2007 14:53:57 -0800
>>
>> Will,
>>
>> Can you send a direct link for this posting?  That would make it
>> easier to reply to.
>>
>> Thanks,
>> Asa Jay
>>
>> Quoting Will Demelo <wdemelo at cogeco.ca>:
>>
>> > Again, from the PI board.... If you're interested, get on board
>> (literally).
>> > Will
>> >
>> > There has been a thread about this manifold in the engine forum
>> > below. In case you weren't following I'll provide the full story
>> > here. There was a manifold manufactured years ago in Australia by a
>> > man named John Cain, designed for the 351C with 2V heads, that was
>> > an individual runner manifold for Weber 48 IDF carburetors.
>> >
>> > What you are used to seeing on Panteras are Weber 48IDA carburetors.
>> >  The 48IDA is a racing carburetor with an idle circuit and a main
>> > circuit (for wide open throttle). It is a very tall carburetor
>> > designed with racing in mind, and has no provision for air
>> > filtration. Achieving decent part throttle response requires
>> > skillful blending of the idle metering circuit and the main metering
>> >  circuit. In contrast, the 48IDF is a street carburetor, it has been
>> >  original equipment on certain sports cars (such as Porsche) in the
>> > days before fuel injection. It is a more compact, less tall
>> > carburetor that has an intermediate metering circuit for proper and
>> > reliable part throttle performance. It is also designed to be used
>> > with air filter assemblies and Weber actually makes a line of air
>> > filter assemblies for this carburetor.
>> >
>> > The manifold designed by John Cain has three appealing factors, (1)
>> > it is low enough, that used in conjunction with the 48 IDF carbys
>> > and the Weber air filters, the whole assembly will squeeze in below
>> > the Pantera engine screen. (2) The 48 IDF carbys perform better on
>> > the street than the 48 IDA. (3) You can have air filters to protect
>> > your motor from inhaling dust.
>> >
>> > This manifold has been out of production for years. An Australian
>> > gentleman named Mark, owning a company named Aussie Speed, has
>> > acquired the rights to reproduce the John Cain line of intake
>> > manifolds. I have approached him and he has began working on
>> > preparing to reproduce the Cain 48 IDF Weber intake manifold for the
>> >  351C. He is making a change to the design, by adding additional
>> > flange material above the intake port, the manifold (designed for 2V
>> >  heads) will bolt up to 4V heads without leaking air. This is a
>> > rather common practice in Australia for 351C intake manifolds.
>> >
>> > The price shall be $750 AUD, $605 USD at today's exchange rate, 10%
>> > discount for orders of 2 to 5, which lowers the price down to $545
>> > USD. Shipping is extra via UPS or Australian Postal. Mark could not
>> > quote an availablity date because the manifold is being modified for
>> >  use with either 2V or 4V heads, he said he would have a better idea
>> >  in 2 or 3 weeks.
>> >
>> > So, at a price of $545 USD plus shipping, who is interested in a
>> > Weber 48IDF intake manifold that will allow the Webers to fit below
>> > the engine screen with air filters attached!
>> >
>> > Besides the iron 2V & 4V heads, this intake will work with
>> > Australian 2V (i.e. 302C) heads, the alloy 2V heads from Edelbrock,
>> > CHI or AFD, and by elongating the manifold bolt holes it will work
>> > with the CHI 3V head too (although it will sit higher with the 3V
>> > heads and possibly not fit below the engine screen).
>> >
>> > If you've ever said to yourself you would like to install Webers on
>> > your Pantera IF ONLY they weren't so fussy to tune & keep tuned; or
>> > IF ONLY they could fit below the engine screen; now is your
>> > opportunity, for $545 plus shipping, to purchase a manifold that
>> > will solve those problems by allowing use of the proper carburetor.
>> >
>> > I must hear from Julian & Marcus, if they are still interested. I
>> > also welcome other SERIOUS buyers to chime in and be counted. If we
>> > get more than 5 buyers, Mark has promised to negotiate an even
>> > better discount for us.
>> >
>> > cowboy from hell
>> > George Pence
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