tuning q for 730 ecm

[Edmond]

Wow... didnt realize my VERY first post to the list was gonna initiate so
much conversation. What is this like the 30th post or so ? hehehe


----- Original Message -----
From: "Bruce Plecan" <nacelp at bright.net>
To: <gmecm at diy-efi.org>
Sent: Tuesday, October 17, 2000 6:53 PM
Subject: Re: tuning q for 730 ecm


> The little guys are trying to claim credit for it.
> Bruce
>
>
>
> > I missed the obvious.. thinking too hard.
> >
> > The dynamics are boggling. I think aliens invented the TC anyway. ;-)
> >
> > ----- Original Message -----
> > From: Bruce Plecan <nacelp at bright.net>
> > To: <gmecm at diy-efi.org>
> > Sent: Tuesday, October 17, 2000 6:05 PM
> > Subject: Re: tuning q for 730 ecm
> >
> >
> > >
> > > I think tis easier then that.
> > > Autos give you addition torque multiplication (via converter), but the
> > down
> > > side is slippage (slippage is a waste of heat energey).
> > > Not wasting this heat energy gives ya some HP.
> > > Depending on converter, this slippage can be 7-15%.
> > > Down side, is all that more inertia to change speeds SUDDENLY during a
> > gear
> > > change.
> > > Bruce
> > >
> > >
> > >
> > >
> > >
> > > > Heres what I think the reason is it works for some and not others:
> > > >
> > > > TCC lock at the track works to better the ET if your setup makes
more
> > > > average power at RPM's BELOW your normal auto shift point with TC
> > unlocked
> > > > (or if your setup makes more average power below where you MANUALLY
> > shift
> > > > your auto trans and you didn't realize it.). If you can lock the TC
at
> > > your
> > > > peak power it serves to extend or flatten the power curve as it
holds
> > peak
> > > > RPM for a longer period. Think of it as a switch that changes your
> > 3.73's
> > > > into 3.42's (well, to illustrate anyway). Use the 373's for takeoff
> and
> > > > switch to 342's to keep your 1/4 mi RPM's from extending too far
above
> > > > average peak power.
> > > >
> > > > If yer gonna lock it, Dont lock it at too low a RPM if you make more
> > power
> > > > in the upper range.... you're just delaying the good R's arrival.
> > > >
> > > > Locking it is cheating.. whereas N2O, for example is "natures" mod
> LOL
> > > ;-)
> > > >
> > > > My $0.015 Now back to your regularly scheduled EFI content.
> > > >
> > > > ----- Original Message -----
> > > > From: <ECMnut at aol.com>
> > > > To: <gmecm at diy-efi.org>
> > > > Sent: Tuesday, October 17, 2000 4:54 PM
> > > > Subject: Re: tuning q for 730 ecm
> > > >
> > > >
> > > > > Sorry for the earlier blank reply..  The TC lockup works for my
> > syclone.
> > > > > good for about a tenth in a 12 second truck with stock trans &
> > > convertor.
> > > > > I have a drawing for which adld pins to short.
> > > > >   http://www.enzoco.com/mike/syclone/lockup.htm
> > > > > Crappy sketch, but someone from the F-Body list must have liked
it,
> as
> > > > > he scarfed it and put it on his own page.  Very simple.. You just
> > short
> > > > the
> > > > > outside top row pins on the aldl connector together..  The TCC
locks
> > in
> > > > > any gear but first.  It unlock if youtrip a brake pedal switch, or
> > > return
> > > > to
> > > > > firsr gear.  If you like boost, this tends to shorten TC clutch
> life.
> > > > > Cheers,
> > > > > MV
> > > > >
> > > > > >  I think that its hit or miss whether you lock the TC or not for
> > track
> > > > use.
> > > > > >
> > > > > >   A LOT of GN guys lock the TC.  This is why Precision
Industries
> > > > created
> > > > > >  TC's with multi-clutch designs.  There's a group of people who
> will
> > > > swear
> > > > > >  that they gain 0.1 and 1mph for locking up the TC in all gears
> > above
> > > > > first.
> > > > > >   So - when the car hits second the TC locks.  Some people have
> > tried
> > > > this
> > > > > >  'trick' and not seen anything.  There's even a couple magazine
> > > articles
> > > > > >  which show car gaining a tenth by manually locking the coverter
> > above
> > > > > first
> > > > > >  gear.  I personally have never tried it.  However, I might try
it
> > > this
> > > > > > weekend
> > > > > >  for shits and giggles to see if it works.
> > > > > >
> > > >
> > >
> >
>
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> > >
> >
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