730 Low VE entries at idle

[Bruce]

Sounds like what I've seen as you get to about 220+ duration @ .050"
Bruce



From: "Bob Valentine" <bob at tecmark.com>
Subject: 730 Low VE entries at idle
> Tuning a friend's car, '69 Camaro, 350/"350 hp cam [unknown spec]", camaro
> 5-speed, 3.73 rear, TPI w/ '727.   He bought the car like this, came with
a
> horrible automatic trans cal of some sort - BLM's at 108 across the board.
> Has 24lb SVO injectors at 43 psi (no AFPR).  Took a AXCN cal (90 camaro
> 305/5-speed), set it for a 350 displacement.  Moving the injector constant
> to 27lbs brought the BLM's at cruise to 128.   Feels like a different car
now.
>
> At idle (750rpm, 50kpa) and decel, had to set the VE entries down to about
> 42-45 to get the BLM's to 124-128.   VE table jumps into the mid-60's
right
> above idle.   90-100kpa areas are in the 88-93 range.   No longer kills
> mosquitos when it sits idling.
>
> This is what the car wants, but is this "normal" or should I be looking
for
> something else?  The 02 sensor is a 1-wire, ordered a heated since it
seems
> to cool off at idle.
>
> -> Bob Valentine
> -> bob at tecmark.com
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