[Supras] 57 trim driveability
Walker, Brian (Rich. Dist)
Brian.Walker2 at VDOT.Virginia.gov
Thu Jan 31 12:41:40 CST 2008
Mohler said fast, not quick 1/4 mile cars ;)
Brian W-88T
-----Original Message-----
From: cthommes at adelphia.net [mailto:cthommes at adelphia.net]
Sent: Thursday, January 31, 2008 1:01 PM
To: Jeff Mohler
Cc: Supras at supras.com; berniek at technicaldevelop.com; Walker, Brian
(Rich. Dist)
Subject: Re: [Supras] 57 trim driveability
I call "bullsh!t" from the central coast.
-Craig
---- Jeff Mohler <speedtoys.racing at gmail.com> wrote:
> If there was any way to be near YOU, id help..but there are no fast
> supras within 100s of miles of San Francisco, CA.
>
>
> Yes, im callin you Norcal MK3 owners out..
>
> On Wed, Jan 30, 2008 at 9:14 PM, berniek at technicaldevelop.com
> <berniek at technicaldevelop.com> wrote:
> > Jeff:
> >
> >
> > Thanks for the response. Well, the consensus now that you have
> > also "voted" is that its up to me to put more time into learning
> > how to deal with the change in character of the car. I gotta get
> > some time at a track, but the nearest one where there is any chance
> > of getting time is in Englishtown, NJ, about 50 miles south. The
> > back roads by Picatinny Arsenal near my home are just too
> > unforgiving if I lose it: no shoulders, but trees and (in some
> > cases) guard rails instead (cops are there, but rarely).
> > Unfortunately, NJ is the state with highest population density, and
> > I'm stuck here due to work and my electronic design client base.
> > You are almost correct about 1 bit throttle resolution, at least to
> > date. I still have only 600 miles on the refreshed JDM engine due
> > to residual salt on the roads, lack of time, and rain. As the
> > weather gets better I'll take the car to an on-site client location
> > a day or two per week, also on back roads and only about 10 miles
> > away. I guess a good way to start to learn is to first counter the
> > intuitive nature to back off completely at first when starting to
> > break traction in a straight line. Cornering can then come later.
Let me know if you disagree.
> >
> >
> > Take care.
> >
> >
> > Bernie
> >
> >
> >
> >
> > Jeff Mohler wrote:
> > > Bernie:
> > >
> > > Once you learn that on a turbo car you can still accelerate while
> > > LIFTING the throttle to maintain control and being ahead of the
> > car > instead of behind it, you'll do better.
> > >
> > > I think youre driving with a 1 bit resolution on the throttle,
> > instead > of a measured response to what the car -will- do.
> > >
> > > Trust me..the BIG super many hundreds more HP turbos than what
> > you > have are hard to drive, not a pea shooter with an upgrade.
> > ;) > > Most issues with driving a challenging car, are the drivers
> > > fault...dont waste any time or money bringing the car to your >
> > level..you rise up to its level.
> > >
> > >
> > >> I guess what I'm trying to state is that in a sense, spoolup
within
> > >> a very small RPM range (2800~3200) coupled with throttle
> > non-linearity >> seems almost like an artificial impediment. Yes,
> > I know it is the >> character of the car now ('91 with mods as
> > described), and maintaining >> controllability on the edge of a
> > dry pavement drift was much easier >> (albeit slower) with my
former '90, which was essentially stock.
> > >>
> > >>
> > >> Ultimately an answer will come out of this, either in terms
of
> > >> increased learning effort on my part or by some means of
> > driveability >> assist, if you will. As stated, Ford attacked
> > this problem over 40 >> years ago by throttle linkage based
> > non-linearity introduction when the >> Paxton blown 312 CID
> > Y-block V8 was introduced to compete with the Chevy >> and Pontiac
Rochester constant flow fuel injection system.
> > >>
> > >>
> > >> Bernie
> > >>
> > >>
> > >>
> > >>
> > >>
> > >> _______________________________________________
> > >> Supras mailing list
> > >> Supras at supras.com
> > >> http://supras.com/mailman/listinfo/supras_supras.com
> > >>
> > >>
> > >
> > >
> > >
> >
>
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