GM HEI computer control

[Clarence L.Snyder]

Clive Apps Techno-Logicals 416 510 0020 wrote:
> 
> >
> > >I have a 65 tri power manifold that I was thinking about using for  EFI. It
> > >has the small center carb and big outer carbs
> >
> > I hope it sounds as neat as the tri powers did!!! I think all they did for
> > the bigger center carb (same size as the end ones) was bore out the
> > throttle holes larger for the center carb ('66 ??)
> >
> > SOMEBODY is making adapters that will get you from a Rochester base to a
> > Holley base (2 bbl). Have to search the memory banks!! :-)
> >
> tri powers had bigger end carbs and a small centre
> 
> Clive
Just like any 4 bbl - small primaries for good idle and low speed
economy, BIG secondaries to tear the tires off when you mash it!!