2 GM TBI units, one ECM

[andy quaas]

I checked out your page.  I did not realize that the TBIs had one
injector.  I will be pushing 550 real HP (similar to the edelbrock
performer package), so i need some flow.  One GM TBI will not do it,
but 2 would be just right.

Andy

---"Gregory A. Parmer" <gparmer at acesag.auburn.edu> wrote:
>
> 
> 
> On Mon, 7 Dec 1998, andy quaas wrote:
> > Excuse the ingnorance, but what is a cross-fire system, exactly? 
Did
> > this come with a 747?  How are your injectors wired?  Parallel?  My
> > only big question is whether a 747 will be ok with 4 injectors!
> 
> Got web access?  There are pics under "Installing the Crossfire
> Manifold" at http://www.acesag.auburn.edu/~gparmer/efi
> Given the pic=1000words thing, this'll save bunches o' typing.
> 
> It did not come with the '7747. (Something even slower
> I think?) The 2 inj are individually wired and fired alternately 
> (every other timing pulse) just like a standard TBI with 2 inj.
> If you just wanted the cool looks like a twin 4bbl you could leave
> 2 of the inj unwired.  With 90lb injectors available, flow won't 
> be a problem until you start making pretty big HP.
> 
> -greg
> 
> 

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