From: Tim>magnum318@bewellnet.com
>Thanks Jon-- that clears it up as to how many TBI's needed--yeah 3 would
look SO SWEET and be an ultimate in todays TBI world. You're right about the
air intake, maybe a molded 3-TBI dual ram air setup would take care of
that?
-----Original Message-----
From: Jon Steiger <stei0302@cs.fredonia.edu>
To: dakota-truck@buffnet.net <dakota-truck@buffnet.net>
Date: Wednesday, October 28, 1998 1:53 PM
Subject: Re: DML: Duel TBI's - ATTN JON
>On Wed, 28 Oct 1998, Tim wrote:
>> Jon--I think that dual TBI's would work much better than 6, in that =
>> what the engine needs is MORE AIR to give better top-end and not over =
>> lean itself out so much that the performance computer wouldn't be able =
>> to compensate. 6 TBI's would be like putting on a 1100 CFM carb on a =
>> stock 4-banger. It looks sweet, but the driveability wouldn't be there, =
>> in that it would stumble over itself. Dual TBI's, not only would give =
>> better acceleration, top speed and would improve the lean-burn =
>> conditions associated with long stretches of WOT. Just use either a =
>> parallel sensors setup or progressive linkage to the extra TBI that =
>> would kick in at a prescribed RPM. The TBI's on our trucks are just air =
>> units and the manifold is of a dry type(direct port injected). All we =
>> need now is a dual setup to test and try out. OOOH I can see it now, =
>> you're cruising the stretches of Nevada or Wyoming(no speed limit), no =
>> cop in sight, doing 90mph and a new C5 Vette comes along side, and the =
>> pedal goes down, and you're doing 160(proper tires of course) and you =
>> honk your horn and wave TA-TA and you're gone over the hill and the =
>> Vette owner thinks to himself-- WHY THE F--K didn't I buy a DODGE DAKOTA
=
>> BRICK.
>>
>
> Tim,
>
> Actually what I meant by 6-pak was 3 TB's, sort've like the 440 6-paks
>of yore. :-) Even with 2 V8 TB's, you still might get a lean condition.
>2 stock V8 TB's is 1,000cfm; you might be looking at adding extra fuel
>in either case. (A good reason to use the "wet" MPI or M1 manifold as
>a base, as opposed to the stock one.) I've tested Frank's 710cfm TB
>which doesn't lean out the engine at WOT, but I have no idea what 1000
>might do. (Only one way to find out...) ;-)
>
> Another interesting aspect of this project would be designing a good
>air filtration system. I suppose you could just use a small filter on each
>TB, but that might cause some restriction, and eliminate the gains. ?
Maybe
>just seal 'em all off to a monster hood scoop with a flat K&N in the
>scoop itself...
>
> -Jon-
>
> .--- stei0302@cs.fredonia.edu ----------------------------------------.
> | Jon Steiger * AOPA, DoD, EAA, MP Race Team, NMA, SPA, USUA * RP-SEL |
> | '96 Dodge Dakota v8 SLT CC (14.58@93.55), '96 Kolb FireFly 447 |
> `--------------------------- http://www.cs.fredonia.edu/~stei0302/ ---'
>
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