Siamesed Runner TPI Questions...

[Walter Sherwin]

>
> >    I don't believe that the factory TBI on the 454 has 2" bores.
>
> Beleive what you will, I have a 454 TB with 2" bores



Yup, all BBC TBI's are 52mm bore, dual blade jobbies, from 1987
onwards........



>
> >    I was warned off of using one of Holley's 2-stage 4-bbl TBI systems.
> The
> > claim was that the electronics are flakey. On the other hand, the
warning
> > came from one of their competitors, so take it with a grain of salt. As
> far
> > as I'm concerned, the Holley Commander system warrants more research,
but
> > looks quite promising. I am considering it as a possibility for my
build,
> if
> > the work I'm doing on my CFI proves to be "insufficient" for my goals.
>
> Again the electronics ARE flakey.
>
> You can make 350 honest HP with the dual 2" Butterfly TBIs, without
> stretching things.
> That's what really matters.
> Bruce
>



<GRIN> or even more Hp, if you swap fuel pressure regulators and select the
appropriate BBC injectors (stamped 17084304)......


Walt.

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