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SY3500 and 3.42 gears

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Old Dec 29, 2006 | 05:26 PM
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Default SY3500 and 3.42 gears

hey guys! I figure this was the best place to post this question. My current setup is below in sig. and wanting a lil better edge...so I figure a set of Richmond 3.42 gears may help out some of the deadspots with the A4(not that the stall hasnt helped out alot). What you guys think? Im not wanting to go too big of a gear..thats why i figure the 3.42 would work. Comments are much appreciated!
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Old Dec 29, 2006 | 05:53 PM
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If anything do 3:73's. I personally wouldn't even bother, now if you had 2:73's that would be a diffrent story. Spend the money on some adjustable shocks.
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Old Dec 29, 2006 | 06:38 PM
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From: Schiller Park, ILL Member: #317
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Sorry, a bit off topic here but.......

Where did you get an SY3500 from? I'm guessing you've had it for a while, or you bought it used.

If you got it new, did you go direct through Yank? That'd be great if they'd still make one upon request.

I had that 'verter in my WS6. I loved that model for street use. Didn't hit very hard at the track (best 60 foot was 1.69 w/ 3.23s and DRs) but on the street the soft initial hit with looooooong torque multiplacation and super efficent top end was great.

I'd consider getting another one eventually if they could still be had new. SY3500 + 3.23s is a great street only combo, but for the track with sticky tires I'd recommend something more aggressive than 3.23s or 3.42s if you're going to run a SY series. 3.73 would probably be better.
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Old Dec 29, 2006 | 06:56 PM
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I believe Yank brought it back. I was going to get that converter but then they stopped making it and shortly after I bought my SS3800 I think they brought it back on the market.
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Old Dec 29, 2006 | 07:22 PM
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From: Schiller Park, ILL Member: #317
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Originally Posted by AK's WS6
I believe Yank brought it back. I was going to get that converter but then they stopped making it and shortly after I bought my SS3800 I think they brought it back on the market.
I don't see it on their website..... where did you hear it came back? Maybe their website hasn't been updated recently?
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Old Dec 29, 2006 | 09:33 PM
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well guys I got this verter from a guy on Ebay about 1.5 yrs ago. only had like 5000 miles on it. I think he went with a totally different tranny. Im pretty sure Yank stopped makin the SY series and havent brought it back.
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Old Dec 29, 2006 | 09:47 PM
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Originally Posted by jlashley2001ss
well guys I got this verter from a guy on Ebay about 1.5 yrs ago. only had like 5000 miles on it. I think he went with a totally different tranny. Im pretty sure Yank stopped makin the SY series and havent brought it back.
Thanks for the info....., even though it's not the answer I was hoping for.

But again, as for your question I'd say either get 3.73s or just keep what you have. 3.23 to 3.42 upgrade isn't going to be noticeable enough to justify the time or money to do the swap. The gains will be minimal at best.
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Old Dec 29, 2006 | 10:39 PM
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well i know where i can get a set of Richmond 3.42 gears for 100 bucks. Is this a good deal or not?
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Old Dec 30, 2006 | 08:57 AM
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What was significant about the SY series? Compared to my current ST series.
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Old Dec 30, 2006 | 10:26 AM
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The SY converter has a very low STR to allow max traction on the street for the best hole shot with a street tire and also allowed the converter to be brake stalled to the stall speed of 3500 on the starting line for unreal reaction times on the tree
it was very eff. thru the RPM range also but the parts special built by GM and hard to get and with short supply and high demand high,
YANK came out with the SS model it combines the best of the SY, ST into one converter
But the SY is still a bad dog on the street with a 3.42 or 3.73 gear
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Old Dec 30, 2006 | 10:31 AM
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Originally Posted by Yank
The SY converter has a very low STR to allow max traction on the street for the best hole shot with a street tire and also allowed the converter to be brake stalled to the stall speed of 3500 on the starting line for unreal reaction times on the tree
it was very eff. thru the RPM range also but the parts special built by GM and hard to get and with short supply and high demand high,
YANK came out with the SS model it combines the best of the SY, ST into one converter
But the SY is still a bad dog on the street with a 3.42 or 3.73 gear
So is there any chance you guys might bring the SY series back?

The SS series has too much STR for a Z-rated street tire, IMO.
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Old Dec 30, 2006 | 10:41 AM
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From: graham nc
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YANK....would i benefit going from a 3.23 gears to 3.42?
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Old Dec 30, 2006 | 10:52 AM
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From: Schiller Park, ILL Member: #317
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Originally Posted by jlashley2001ss
YANK....would i benefit going from a 3.23 gears to 3.42?
This is from YANK's website:

Originally Posted by Yank's Website
The Super Yank 3500 is a breakthrough in street/strip converters. By using 21st Century materials and CNC manufacturing, the Super Yank provides a superior launch, without blowing the tires off the line. Our customers typically will pull 60' times on drag radials comparable to their competitor's cars on slicks. Although a SuperYank 3500 can easily roast the tires, you can launch nearly as hard on the street as you could at the strip. The SuperYank 3500 provides great midrange torque. The converter will increase torque out to 4500 rpm on an LS1. This eliminates the flat spots after upshifts and makes second gear a monster even at lower speeds. Because of its lower STR and strong midrange, the SuperYank 3500 teams with 3.73s to form a very hot street set-up. As an additional bonus, the Super Yank is the world leader in efficiency...that means your Super Yank will transform engine torque into rear wheel torque almost as efficiently as a manual transmission! All this in a converter that retains good drivability.
This is what sold me on the SY back in '00. It's all very true, and as you can see they recommend 3.73s for best results. However I was very happy running 3.23s as well, but I was limited to high 1.6 60-foot times. I bet a 3.73 gear would have put me into the low 1.6 range or maybe even a very high 1.5.
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Old Dec 30, 2006 | 11:14 AM
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Originally Posted by jlashley2001ss
YANK....would i benefit going from a 3.23 gears to 3.42?
Yes,
Less gear will allow for a better hook but will also make the converter work harder around town so for the best overall performance a 3.73 gear was listed

I have seen many cars that run 3.43 gear and go fast, it is every car is not the same type of thing
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Old Dec 30, 2006 | 11:17 AM
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Originally Posted by RPM WS6
This is from YANK's website:



This is what sold me on the SY back in '00. It's all very true, and as you can see they recommend 3.73s for best results. However I was very happy running 3.23s as well, but I was limited to high 1.6 60-foot times. I bet a 3.73 gear would have put me into the low 1.6 range or maybe even a very high 1.5.

We have some of the special stators left, and are looking into remaking the stator at this time, but are also testing other designs so we might have a replacement unit soon!
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Old Dec 30, 2006 | 03:29 PM
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3.23 to 3.42 is a waste of money.
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Old Dec 30, 2006 | 08:32 PM
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Originally Posted by Ragtop 99
3.23 to 3.42 is a waste of money.
Why is that I run a 3.42 and have tried a 3.73 and it didn't do much for my car.
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Old Dec 30, 2006 | 09:18 PM
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Originally Posted by 11SECSS
Why is that
Because going from 3.23 to 3.42 won't provide enough benifit to justify the cost and effort to install.
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Old Dec 30, 2006 | 10:13 PM
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Originally Posted by 11SECSS
Why is that I run a 3.42 and have tried a 3.73 and it didn't do much for my car.
3.23 to 3.42 or 3.42 to 3.73 is same difference...now 3.23 to 3.73 or 2.73 to 3.42/3.73 thats worth it... Before my converter i went from 2.73's to 3.73's what a difference now w/the converter forget about it
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