Peak and Holds in a '165

[Jon Fedock]

OK. Thanks .
Jon Fedock

-----Original Message-----
From: Bruce Plecan <nacelp at bright.net>
To: gmecm at efi332.eng.ohio-state.edu <gmecm at efi332.eng.ohio-state.edu>
Date: Sunday, June 06, 1999 8:43 PM
Subject: Re: Peak and Holds in a '165


>
>The highest capacity injector driver ecm that gm makes that I know of is
the
>749
>that will run 4 P+H injectors (two final drivers to do that).   So if you
>might be able to take the drivers out of one of those, but then you run
into
>heat sinking problems.  I think you might look at some of the 332 archives
>for building an external driver board.
>  Grumpy
>
>
>| The ECM is only gonna supply 4A peak for a single P&H injector.
>| Ok, is there anything I can upgrade in the ECM that will supply this kind
>of
>| current? Thanks as always,
>| Jon Fedock
>| From: Bruce Plecan <nacelp at bright.net>
>| Subject: Re: Peak and Holds in a '165
>| >The Peak+Hold option in the 165 is for a single injector, as in a 4 cyl
>TBI
>| >application, to the best of my knowledge.
>| >   The new Jeg's catalog shows an Accel injector controller (add one)
>that
>| >is used to tailor individual injjector timing, and says compatabile with
>| all
>| >injectors, only $400..
>| >Grumpy
> >|     I have a plan (I know, I know...). I just got a set of low
inpedance
>| >| 35lb injectors to go on a friend's aluminum-headed 383. My question is
>| >this:
>| >| Will the peak and hold driver in the '165 be able to handle 8 of these
>in
>| >| parallel provided I cut wire D15 (sensing resistor bypass) to use the
>| peak
>| >| and hold output? If it will not, does anyone have any leads on a stand
>| >alone
>| >| driver board to use to drive these injectors. Thanks for any help with
>| >this.
>| >| Jon Fedock
>
>
>