[Supras] Tire recomendation

jprisco at optonline.net jprisco at optonline.net
Sun Dec 2 06:58:40 CST 2007 

Who needs coffee in the morning! Your a very lucky man.

----- Original Message -----
From: Jeff Mohler 
Date: Sunday, December 2, 2007 7:34 am
Subject: Re: [Supras] Tire recomendation
To: berniek at technicaldevelop.com
Cc: "Supras at supras.com" 

> Performance tires at/near freezing are 1/2 of what they'll be 
> like in warmer
> weather..and in some cases downright dangerous.
> 
> The compound wont soften up and become compliant enough that cold.
> 
> I MIGHT see 38-40d in the AM where I live, and the first few 
> miles I can
> feel where the tires sat overnight, feels like a flat spot, but 
> it comes out
> after they warm up in about a mile (of my driving)..which I 
> ensure you, is
> never in a straight line.
> 
> Here is the interesting 2/3rds of it everyday:
> http://maps.google.com/maps?f=d&hl=en&geocode=&time=&date=&ttype=&saddr=Saratoga,+CA&daddr=95006&sll=37.17079,-122.154626&sspn=0.314608,0.692139&ie=UTF8&ll=37.235659,-122.086258&spn=0.078584,0.173035&z=13&om=1
> 
> I got about...25k out of my last set. And that was on a _great_ 
> alignmentby someone who understands the dynamics of how an 
> alignment works.
> 
> I also get about 30k out of a set of brake pads, and they get 
> solid use as
> well.
> 
> But..for the last 4 months this has been my daily drive, or at 
> least most of
> it, back & forth to job site.
> 
> http://maps.google.com/maps?f=d&hl=en&geocode=&time=&date=&ttype=&saddr=95006&daddr=woodside,+CA&sll=37.328127,-122.195435&sspn=0.313951,0.692139&ie=UTF8&ll=37.300821,-122.195435&spn=0.314065,0.692139&z=11&om=1
> 
> I -do- exercise my hardware.
> 
> 
> On Dec 1, 2007 9:18 PM, berniek at technicaldevelop.com <
> berniek at technicaldevelop.com> wrote:
> 
> > Jeff:
> >
> > Thanks for the response. I should have stated that the 
> tires on the
> > car are RE750's. Interestingly the RE750's are not rated that much
> > differently than the RE050A's:
> >
> >
> > RE050A: Cornering: 9.1. Dry traction: 9.2. Steering 
> response: 9.1.
> > RE750: Cornering: 8.6. Dry traction: 8.9. Steering 
> response: 8.7.
> >
> >
> > Maybe the ratings are not really indicative of how the 
> tires feel
> > and behave in practice. Tonight before writing, I took my favorite
> > drive in the coldest weather we have had here in the Northeast 
> (maybe> 28F to 30F earlier tonight). In September weather when 
> I first got the
> > car running with the refreshed engine it was not that much 
> different,> though, although WOT bursts were kept to a minimum 
> until I had about 400
> > miles on the engine (just about now).
> >
> >
> > Any ideas about the influence of temperature would be appreciated.
> >
> >
> > Bernie
> >
> >
> > Jeff Mohler wrote:
> > > Bernie:
> > >
> > > I swear by these:
> > >
> > 
> http://www.tirerack.com/tires/tires.jsp?tireMake=Bridgestone&tireModel=Potenza+RE050A> > <
> > 
> http://www.tirerack.com/tires/tires.jsp?tireMake=Bridgestone&tireModel=Potenza+RE050A> >
> > >
> > >
> > > I really overall love them.
> > >
> > >
> > >
> > > On Dec 1, 2007 8:36 PM, berniek at technicaldevelop.com
> > > < 
> berniek at technicaldevelop.com> > 
> > wrote:
> > >
> > > Joe:
> > >
> > >
> > > Thanks for the reply. In part I went for the Bridgestones
> > > (RE750's)
> > > because of what appeared to be a decent tradeoff between tread
> > > life and
> > > traction, based upon information from the Tire Rack 
> website and a
> > call
> > > to them. Interestingly, the person I spoke to tried to 
> sell me
> > > cheaper
> > > tires at first (some Far Eastern brand I never heard 
> of). A local
> > > dealer here with a good reputation is a Tire Rack 
> affiliate, and
> > > charges
> > > $35 each for all aspects of installation and old tire 
> disposal.> >
> > >
> > > At this point, I'd be nuts to throw away almost $500 
> (two tires,
> > > counting shipping) but at some point replacement will be 
> necessary.> > Models will probably change in the couple of 
> years the present tires
> > > will last, but any idea of the Goodyear model you had 
> would be
> > > appreciated. Tire Rack just expanded their selection of 
> 275/40/17> > tires, and one or two Goodyears are among the 
> offerings.> >
> > >
> > > Take care.
> > >
> > >
> > > Bernie
> > >
> > >
> > > joe at wilmcd.com wrote:
> > > > Bernie, I made 304RWHP on a stock CT-26 so you are 
> over that
> > > with the mods
> > > > you have. You are probably in the high 300's at the 
> crank if I
> > > was to
> > > > guess.
> > > >
> > > > I used to have some Goodyear's that were great 
> although fairly
> > > expensive.
> > > > I now have Yokohama's that aren't bad but they aren't 
> quite as
> > > sticky as I
> > > > would like. I'm sure the brand doesn't matter as much 
> as the
> > > model though.
> > > >
> > > >
> > > >
> > > >
> > > >> Need some recommendations regarding rear tires which 
> will last
> > > for a
> > > >> while, yet will have enough traction for a mildly modified
> > > engine which
> > > >> feels a let better than stock: 550cc, Lex, 15-17 PSI 
> boost, 57
> > > trim
> > > >> CT26, 3" turbo back exhaust, MHG and the customary 
> mods which
> > > go with
> > > >> it. Right now I have Bridgestone 275/40/ZR17's on 
> the rear,
> > > bought new
> > > >> (the car is a '91 but has '98 17" MkIV wheels). 
> First gear is
> > > useless
> > > >> at WOT with reasonable street tires, which is 
> expected, unless
> > > I want to
> > > >> wind up in the weeds or against a guard rail. But it 
> sometimes> > starts
> > > >> to wheel hop at about 4500 RPM in second as well. 
> Yeah, I
> > > could add
> > > >> traction bars to stop wheel hop, but there would 
> still be the
> > > need to
> > > >> gain traction.
> > > >>
> > > >>
> > > >> There are some 1000 HP MkIV videos on YouTube which 
> do not gain
> > > traction
> > > >> at WOT until 70 MPH, but I'm probably not much over 
> 300 HP at the
> > > >> flywheel, yet 4500 RPM in second gear is about 50 
> MPH, as a
> > guess.
> > > >>
> > > >>
> > > >> Last time I looked at tires for a compromise between 
> tread life
> > > and
> > > >> traction was decades ago in my GTO and Firebird days. 
> Although
> > > I do not
> > > >> anticipate driving in snow (or rain for that matter), 
> I might
> > > >> occasionally get caught in something unexpected. So 
> slicks are
> > > out.
> > > >> This car was intended to be a (30% of the time) daily 
> driver.> > >>
> > > >>
> > > >> Comments would be appreciated.
> > > >>
> > > >>
> > > >> BernieK
> > > >>
> > > >>
> > > >>
> > > >>
> > > >> _______________________________________________
> > > >> Supras mailing list
> > > >> Supras at supras.com 
> > > >> http://supras.com/mailman/listinfo/supras_supras.com
> > > >>
> > > >>
> > > >>
> > > >
> > > >
> > > >
> > > >
> > > >
> > >
> > > _______________________________________________
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> > > Supras at supras.com 
> > > http://supras.com/mailman/listinfo/supras_supras.com
> > >
> > >
> >
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