[Gmecm] 7747 High BLM at idle

[gary]

I will agree with Mark.  Info you presented previously is revealing, 
AFAIC.  The 7747 has an OEM calibration.  It's wasn't intended 
for, or IOW, calibrated for your hybrid.     

> >> It's a 7747 for a SBC 350 with automatic, converted from carb.

GAS

----- Original Message ----- 
From: "Mark Romans" <romans at starstream.net>
To: <gmecm at diy-efi.org>
Sent: Friday, August 19, 2005 10:11 AM
Subject: Re: [Gmecm] 7747 High BLM at idle

> It doesn't always follow logic directly.  There may be other factors, 
> intake resonance, who knows.

----- Original Message ----- 
From: <charles at taildragger.info>
To: <gmecm at diy-efi.org>
Sent: Friday, August 19, 2005 10:06 AM
Subject: Re: [Gmecm] 7747 High BLM at idle

> I could just try to tune it out with the VE table, but I find it hard to
> believe that the table is nearly perfect everyplace except one cell
> which is way, way off.  Has anyone on the list had such a thing; where 
> the factory table was almost perfect except for one or two cells?