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Old 03-26-2012, 11:39 PM   #991
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Do you know what the new ratios are?
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Old 03-27-2012, 07:48 AM   #992
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I don't want to spoil the surprise, but I think I've cracked the source and specs for these. Could you confirm if I have the specs right?

3rd - 28:19 (1.474:1)
4th - 29:24 (1.208:1)
5th - 25:26 (0.962:1)
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Do you know what the new ratios are?
Jason said that he hadn't counted the teeth on them, but I'd be willing to bet that these are in fact the new ratios. 1st and 2nd are integrated into the input shaft, so he's stuck with 3.545:1 and 1.904:1 respectively.
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Old 03-27-2012, 12:18 PM   #993
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Jason said that he hadn't counted the teeth on them, but I'd be willing to bet that these are in fact the new ratios. 1st and 2nd are integrated into the input shaft, so he's stuck with 3.545:1 and 1.904:1 respectively.
I did not count the teeth, but Jeff @ MI did, and they were not the same counts as what you have found on the OE parts you pulled from the other boxes.

Yes, 1st and 2nd stay the same, and I would not want them any shorter. With our final drive and tire size 1st is only useful for getting on the trailer. With 2nd good only to 62mph, it is only used on very tight turns, any shorter and we would have to use 3rd for the slow stuff.

The new ratios are:
3rd 1.474 Kaaz
4th 1.208 Kaaz
5th 0.961 Kaaz

With this setup on most tracks we will use four gears VS only two or three with the current setup, offering much better acceleration. We will see 120mph in 5th at our redline, perfect for Road America.
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Old 03-27-2012, 02:44 PM   #994
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just got my new issue of car and driver today....they did a b-segment racer comparo....kia, honda, mazda, mini....where was your toyota?
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Old 03-27-2012, 03:27 PM   #995
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just got my new issue of car and driver today....they did a b-segment racer comparo....kia, honda, mazda, mini....where was your toyota?
late comer i quess.....
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Old 03-27-2012, 03:53 PM   #996
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just got my new issue of car and driver today....they did a b-segment racer comparo....kia, honda, mazda, mini....where was your toyota?
We were invited to the test, but they only wanted B-Spec cars. The 2012 was already in H Prod trim at that point - would have crushed the other cars, so its not a fair comparison - and Toyota did not want to take the old 98 B-Spec car so we politely declined.

Does it have lap times? Wondering if they beat what we did with the B-Spec car last year.
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Old 03-27-2012, 07:59 PM   #997
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Fit 1:53.1
Rio 1:52.0
2 1:53.2
Mini 1:53.0

Rio running wrong restrictor plate and too light
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Old 03-27-2012, 08:08 PM   #998
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Fit 1:53.1
Rio 1:52.0
2 1:53.2
Mini 1:53.0

Rio running wrong restrictor plate and too light
Not bad times. I did a 1:55 about 200lbs over weight, had a passenger. http://www.youtube.com/watch?v=5lBZlEM_85M
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Old 03-27-2012, 08:16 PM   #999
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if i read the article correctly, only the mazda 2 was actually perfectly following the scca rules...
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Old 03-27-2012, 08:28 PM   #1000
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if i read the article correctly, only the mazda 2 was actually perfectly following the scca rules...
Which I believe as of the date that test was done may be incorrect... The Mazda guys were out watching at the Jan SCCA National we ran, but they did not bring their car. We asked them why, and they said because the car was not legal, the battery had been relocated and the parts were not available in the US at that time to fix it.

This is all part of the reason we pulled the plug on took the 2012 Yaris to H Production. So far only Honda and us (Toyota) have submitted the parts for our BS suspension kits to SCCA for testing, many manufacturers are still playing around. This is the second year the cars have been legal to run and people are still screwing around. And I would fully expect a manufacturer to send a hot car to a magazine test, you want your stuff to be on top.
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Old 03-27-2012, 10:16 PM   #1001
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i would love to build a b-spec or PT Yaris...if i win the mega millions...
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Old 03-27-2012, 11:15 PM   #1002
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i would love to build a b-spec or PT Yaris...if i win the mega millions...
Win the mega and my Yaris days are over, GT3 Cup Porsche thank you. ;)
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Old 03-28-2012, 04:38 AM   #1003
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LOL.. I think we all here are hoping you dont win the mega now..
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Old 03-28-2012, 12:24 PM   #1004
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LOL.. I think we all here are hoping you dont win the mega now..
So far I got nothing. Back to working on the Yaris.
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Old 03-30-2012, 05:51 PM   #1005
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One C50 Yaris trans with new ratios.

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Old 03-30-2012, 05:53 PM   #1006
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Can't wait to hear it on track. The sound of shifts on a close ratio gearbox is like sex!
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Old 05-04-2012, 01:25 PM   #1007
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Can't wait to hear it on track. The sound of shifts on a close ratio gearbox is like sex!
Here you go: http://www.youtube.com/watch?v=LjOtkt34gJM

2-3-4-5 all used at Buttonwillow, a shift every 1500rpms. The close-ratio gears rock.
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Old 05-04-2012, 01:48 PM   #1008
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Sweeeet!! Sounds like 4th gear could have been a hair longer though but close gears are so much better.
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