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#43 | |
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Slow down and read more carefully, and it will all make sense. Grip is what I'm after, but I'm not looking for the best (read stickiest) tier out there; I'm looking for the best tire given the price. For example, if Khumo 710 gets me 90% of R6s performance for 60% of the price, than that's the tire I'm after. Hopefully that makes sense.
Comment around stock suspension/alignment was a question rather than a statement, and has since been answered. ![]() Quote:
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#44 |
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driving smoother faster
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Would you say that in your bang for the buck calculation, you would consider grip, price and also the number of heat cycles? Is it for dry only or dry and wet on track? I ordered my Toyo RA-1 shaved and heat cycled to experience more grip from the beginning but next time will look into Toyo RR or again RA-1 but not shaved to make them last longer. With full 9/32 tread they are also good in the rain.
I am looking forward to an updated list that @CSG Mike posted earlier that includes more comments on grip vs temp and longevity (HPDE heat cycles or days)...maybe I'll put it together later based on above comments. |
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#45 | |
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http://www.tirerack.com/tires/tires....odel=Proxes+RR As for the SpecE30 guys, some are better at setting their car up than others and some don't dial in enough camber. The trick is they like lots of camber and higher pressures (like 38+ hot). The Spec Miata, Honda challenge and PRO3 group (local E30 group) all found lots of time vs the RA1/R888. To me, they are Toyo's "R6". But then again this same thing happened when the Spec Miata guys switched from RA1's to Hoosier SM6's.. Some said the Hoosiers were slower but the problem was they needed to change their setup a bit to maximize their tire and they had to learn how to drive a grippier tire. Once they learned how to drive the tire, they were all faster on Hoosiers over the RA1. As far as the 15 minute session vs a 45 minute session I would beg to differ and so would Toyo, Hoosier and other tire companies. So long as a tire goes from cool-hot-cool and that "hot" point is within it's operating temp target of 160-220F then that is a heat cycle regardless of the duration of session. This why I sometimes skip practice altogether because there's no point in the heat cycle. Also, and others disagree, but I pay for the Tire-Rack Heat Cycle service as I feel it adequately accomplishes the goal of the initial heat cycle and that way I can just put the tire on and run it hard. The idea of running a practice session just so cycle in my tires then have to store them away is a logistical expense that I feel is greater than paying the $15/tire to have them pre-heat-cycled. I think this service is responsible for my getting over 25 competitive cycles out of the tire. If you really want to put that into "weekends" then I'd say 4 weekends at roughly 6-8 sessions per weekend (I double enter). I hope that helps.
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#46 | |
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What you should look for is grip versus tire life, IMO. What exactly is your goal? How many back to back laps do you typically do? How much power do you have? What is your experience level? What kind of events are you running? |
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| The Following User Says Thank You to CSG Mike For This Useful Post: | ultra (08-23-2014) |
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#47 | |
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Thanks for your input. Have done about 20 track days over the last 3-4 years. Tires are the current limiting factor as they consistently squeal through majority of the corners, with the car slowing coming off the line. This is a free-flowing track (only 2 major braking zones), so brakes should hold up with my Ferodo pads & Castrol SRF fluid.
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#48 | |
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Well put. It's really price given the longevity of the tire. Have run in the rain before and would definitely not plan on doing that with sticky tires.
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#49 | |
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I can make the tire squeal the whole lap, without turning a fast lap, and I can turn a fast lap without tire noise... |
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#50 | |
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Thanks, Mike.
I've done +/- 20 track days between Nelson Ledges and Beaverun; most are open track days with 4-5 20 minute sessions. I run in the advanced group, and typically have no problem keeping up with current generation boxters/caymens and race-prepped miatas. Car is stock with exception of brake pads/fluid and tires. I'll refine my goal statement: looking for the stickiest tire that will enable me to squeeze maximum potential from the current setup, without tinkering with suspension/alignment. ![]() Quote:
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#51 | |
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Or, try a 215 NT01. |
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#52 |
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Point taken, usually inches away from both, depending on cornering speed and margin for error. Let's just say that I have the line down pretty well. Not sure if you're familiar with Nelson Ledges (horsepower track), but my best time there is 1:19, far from slow let alone for a low power car like BRZ.
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#53 |
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#54 |
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If you go with Nitto, check with Performance Tread for pricing; when I was still buying NT01s, PT always had the best shipped prices. No affiliation.
http://www.performancetread.com/bran...e_diameter=130 |
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#55 |
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Squealing can also be the pavement as well... I had my ZII's howling at warm up lap speeds on a freshly paved track (Mosport DDT), but they still had LOTS more grip in them.
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#56 | |
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