Re:TBI with TPI ecm???

[Bill Shaw <bshaw@connix.com>]

There is a group buy going on the EFI332 list for just such a driver board.  It's configurable for active hi/lo inputs, P&H or sat drivers,  coil & injector drivers.  It looks promising for this type of application as well as for the efi332.

Bill

Bruce Plecan wrote:

>
> I did some short term testing with a 730, and a 749 running a TBI.
> Both in hot rodded v-8 things looked promising, just owners were into
> thinking one chip should work, and didn't want to spend the time working
> things out.
>   For a dual TBI I think the 749 would be more robust since it has run 4 TPI
> P+Hs.
>
> Quad injectors, needs a driver board to take the load long term.  The 749
> gets really warm driving 6 P+Hs, and I now have an intermittent miss and
> dead WOT with the 749 I ran this way.
> Get some Cherry Injector Drivers and large heatsink, and do the external
> board for the 4 TBI injectors, IMO.
> Bruce
>
> Since TPI units such as in the various 80's F-bodies batch fire the
> injectors, is it possible to use one of these ECMs to control a TBI with
> either a dual or possibly quad injectors?
>
> Kevin R
>

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