Digest version of this list

[Daniel R Burk]

>The pressure across the injector varies with vacuum.  Remember that the end 
>of it may be seeing atmospheric pressure (WOT) or a vacuum (idle).  A 
>regulator will hold fuel pressure at 45 psi, but the vacuum on the injector 
>end varies from 0 to 8 psi or so.  A regulator that is plumbed to the 
>intake will maintain 45 psi across the injector regardless of the vacuum in 
>the intake.  You can also take vacuum into account in software by modifying 
>the injector pulse, but the regulator makes things a lot easier.
>
>Steve Ravet
>sravet at bangate.compaq.com
>Baby you're a genius when it comes to cooking up some chili sauce...
>

OOOhhhhh  I get it!!   I guess I just wasn't seeing the whole picture...

Thanks for "the deal".

--Dan