Injector size WAS: Re: Re: Howday, and an intro

From: Bob Tom (tigers@bserv.com)
Date: Mon Apr 10 2000 - 09:21:33 EDT


At 08:14 AM 4/10/00 EDT, you wrote:
>What are you doing to the CC computer to reduce fuel flow at idle
>with 30lb injectors? Mike V

I'm testing out a custom programmed computer (flashed on a '96 MP PCM)
that's calibrated for 30# injectors. The programming for idle triggers
very low pulse widths for the injectors.

My testing of the computer is with 24# injectors ... tremendous
seat-of the-pants acceleration with aggressive part throttle ...
bogs at WOT from any rpm though.

Custom programming is probably the most effective way to handle
the rich idle with 30#s ... could probably put in an adjustable
fuel pressure setup but this would affect everything across the
whole rpm range.

Anybody else have experiences running larger size injectors on
normally aspirated 5.2Ls?

Bob. Southern Ontario, Canada.
'97 Dakota CC Sport, FR, 5.2L, 3.55 SG, auto.



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