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3.73 gears are now in

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Old Oct 7, 2005 | 07:40 PM
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Default 3.73 gears are now in

the black formula. i was asked if i wanted to do some more testing for the company i did the 4.10 tests for through vinci high performance. well, i couldn't pass up the opportunity to try a different ratio. i'll be dynoing and swapping out about 6 sets of 3.73 gears. all from different manufacturers. the company that wants the wear testing done, does a special processing to the gears. that's why they want dyno and wear testing done. they want about 500 miles on them. and try to do the swap at the rate of once a week. 6 gear sets in 6 weeks. and 3000 miles in total. here's some pics i took while doing the swap today.
http://www.stealthram.com/gearswap.htm
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Old Oct 7, 2005 | 08:23 PM
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cool keep us posted.
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Old Oct 7, 2005 | 11:36 PM
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does this testing include racing?
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Old Oct 8, 2005 | 08:04 AM
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tranny works Robert????
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Old Oct 8, 2005 | 09:47 AM
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Originally Posted by ULTIMATEORANGESS
does this testing include racing?
not at this point.
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Old Oct 8, 2005 | 09:48 AM
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Originally Posted by jwitt2
tranny works Robert????
tranny works, just has issues wanting to go into first gear still. all they want is some driving wear testing performed.
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Old Oct 27, 2005 | 09:06 PM
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dyno comparing the 4.10 i had to the 3.73 gears i have now.

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Old Oct 27, 2005 | 09:43 PM
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That's pretty cool. So was it the higher temps or the 4.10 gears that led to the decreased Power/Torque numbers when compared the the 3.73 geared dyno pulls?

I like the 3.73's in my A4 'bird.
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Old Oct 30, 2005 | 07:42 PM
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the gears.
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Old Nov 18, 2005 | 08:00 PM
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sorry, haven't kept up with the posting. gear set #3 went in today. #4 goes in the wife's car tuesday. these gear sets will end up on display at PRI.
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