[Supras] 57 trim driveability

cthommes at adelphia.net cthommes at adelphia.net
Thu Jan 31 12:56:51 CST 2008


I don't understand.  Supras are capable of driving a full quarter of a mile without blowing a head gasket?

-Craig

---- "Walker wrote: 
> 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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> > http://supras.com/mailman/listinfo/supras_supras.com




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