[Diy_efi] Converting from Carburation to TBI

Dan Maker redbeard
Tue Jul 18 04:47:07 UTC 2006


On Mon, Jul 17, 2006 at 09:13:16PM -0400, Scott Peitzsch wrote:
> 
> You're correct, this system has one injector per cylinder, but it does use
> a throttle body that is quite similar to other "traditional" TBI setups.
> 
> Just out of curiosity, why wouldn't you be interested in this type system?
> The throttle body is in the same location as a traditional carb, making
> placement/fitment of the air cleaner a non-issue.  Either swap will require
> a new fuel pump/setup, with the only significant difference being fuel
> pressure.  Both TBI ECMs (like the 1227747) and TPI ECMs (like
> the 1227727/730/749) are abundant in junkyards and well hacked.
> If you're going with a homebrew ECM, neither is really a problem.
> 
> In your application, what's the benefit or motivation for considering
> only TBI?

I was under the impression that there were significant issues wrt that
TPI system.  From what you're saying, they can be over come with later
controlers.

Thanks for the help,
Dan
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