'165 Minimum Air Question...

[Bruce Plecan]

Nest question is just get a stepper motor drivers expeimenters kit.
slow it down some, and you'll never worry about changin pintles again.
I permanently soldered a IAC connector to it. and Doc had hours of fun
tinkering with it
Bruce




> Since it hasn't been mentioned, (and probably the next question...) the
> easiest way to extend the IAC is to put the ECM into paper-clip test mode
> for about 30 seconds, then disconnect IAC.
>
> Side note unrealted to this thread - don't try and use a 3.1 IAC on a 454
> TBI throttle body.   Pintle diameter is smaller on the 3.1, pintle will
pop
> out of IAC motor when extended....
>
> -> Bob Valentine
> -> bob at tecmark.com
>
> At 07:35 PM 2/14/2001 -0500, you wrote:
> >When you set min air, are you doing it with the IAC disconnected and then
> >resetting the computer before reconnecting it?  Sounds like maybe
not...and
> >the IAC is at max open or damaged.
> >
> >You set min air with IAC disconnected and fully extended, then zap the
ECM
> >and reconnect it.  The 450rpm you dialed in with no IAC should turn back
> >into 600rpm or so when the IAC is re-enabled and the ECM takes over idle
> >speed duty.
> >
> >-Kevin
> >
> >At 11:04 PM 2/13/01 EST, you wrote:
> >>Hello all,
> >>   I was curious if anyone can give some tips on setting the Minimum Air
> for
> >>an '87 '165 F-body?  The spec given is 450 rpms, but it seems too low.
I
> >>have it set there, and when I shift from Park or Drive into Reverse, the
> >RPMs
> >>drop too low and the car stalls.
> >>   The motor is a 305 with a mild Crane 2031 roller cam and World
Products
> >>Heads (basically stock, with 1.94/1.50 valves), so should I assume that
it
> >>needs a bit more RPM to keep the computer happy?  Is this a case of
"give
> >the
> >>car what it wants, not what the book says?"
> >>
> >>      Thanks in advance,
> >>         Steve Ragusa
> >>          North Jersey
> >>'85 Monte SS with '87 F-body TPI
> >>        '96 Impala SS
> >>   www.bowtiepower.com
>
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