New setup....need some help!

Squash realsquash at yahoo.com
Mon Oct 9 14:12:39 GMT 2000


I've got a similar cam, only in a 454.  You will have to go into the main VE table and lower the
VE values (listed in %) around the area of your idle speed/map.  Also, if you aren't running the
original idle rpm, you should change the setting for the "idle cell".  This will change the cell
number it uses when correcting for closed-loop idle.

I don't think it's the lumpyness of the cam doing it, but i've got a single-plane, and you have a
super ram?

Does it drive OK?  What do you mean by the BLM "resetting"?  It should go to 160 and stay there
IMHE.  Just for grins, set the upper BLM limit to 250 and see if it corrects at idle.  This will
at least point you in the right direction.

Squash

--- David Tuschhoff <davidlt at i-55.com> wrote:
> Trying to lean out my idle on a 7730 puter.  I am running 24lb injectors,
> 224/230 camshaft, AFR heads, SR intake, ect.  I haven't touched the VE vs
> RPM vs MAP table yet as I am not sure how to read it.  I upped the injector
> size to 26lb to see if it would help, but I am afraid this isn't the best
> way to fix it and it didn't really seem to help either.  The integrator is
> constantly resetting which is causing it to hunt for an idle all the time.
> I'm sure it's due to the camshaft playing havoc with the MAP.  Any help
> tuning this setup would be much appreciated.....or if someone has a bin
> close to this setup they would like to share??  8-)  TIA!
> 
> 
> Later,
> 
> David Tuschhoff - (davidlt at i-55.com) (http://www.i-55.com/~davidlt)
> 1991 RS/Z28 Camaro - A Superrammed, TPIS, AFR, Ross, Scat,
> Crane, Comp induced 355 V8!
> 
>  For all your performance needs call me toll free at (877)516-RACE
> (davet at thunderracing.com) (http://www.thunderracing.com)
> 
> 
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=====
Trains, Trucks, and EFI at http://www.trailrunners4x4.org/users/realsquash

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