Partial success - final take

[Dominic Sorresso]

Bruce,

Does this apply to the Xfire? If so, is the entire injector tower raised
.25" and what do you use?


Dominic
----- Original Message -----
From: "Bruce Plecan" <nacelp at bright.net>
To: <diy_efi at diy-efi.org>
Sent: Monday, August 28, 2000 5:49 PM
Subject: Re: Partial success - final take


>
>
>
> > Yup, I'm with you all the way on this one Bruce.  Raising the TBI
> injectors
> > by at least 0.25" sure helps the situation a bunch.  I often  wonder why
> GM
> > never did this from the factory?
>
> There was probably one car, with a real air cleaner conflect so they all
got
> cut rather then another part no., or some strange reason like that.
>
>  It's pretty straight forward.  Oddly
> > enough, their solution for one problematic application that comes to
mind
> > (93 L19 dual 2" blade 220 style TBI) was to put a deflector drop-tube
> thingy
> > below the blade in the passenger's side plenum, to "redirect" the stream
> of
> > fuel that tended to run rearward/down the passenger's side blade at part
> > throttle.  Seems kinda like the symptom was addressed, but not the
> problem?
>
> Holley also had a deflector ring at one time with there kit.
> They don't have the time that us silly folks do LOL.
> Bruce
>
> > Strange.
> >
> > Walt.
> >
> >
> > >   In oem applications, as installed, the cone is way too smal in diam
> when
> > > it hits the blade and then all runs off to the low side making this
> > shearing
> > > effect more critical, since things are so baddly puddled.  How ever
> > raising
> > > the injectors vastly reduces this problem, and lessens the
effectiveness
> > or
> > > criticalness of the butterfly.
> >
> >
>
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