LS2 Tranny?

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Old Feb 22, 2008 | 07:42 PM
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LS2 Tranny?

What kind of tranny will bolt up to an LS2 that will also go in my fc and where can I get it?
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Old Feb 22, 2008 | 07:52 PM
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T56 (if you wanna go manual)

check the classifieds on
ls1tech.com
ebay.com
v8rx7forum.com
car-part.com
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Old Feb 22, 2008 | 08:25 PM
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6spd of course but what kind of t56?
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Old Feb 22, 2008 | 09:30 PM
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Originally Posted by GordiniRX7
6spd of course but what kind of t56?
I'm a noob on the subject so I can't say if any, or only a few will bolt up. But you may find this useful: 2005-2006 Pontiac GTOs came with an LS2/T56.
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Old Feb 22, 2008 | 11:11 PM
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Thats true Im thinking of gettin a drop out out of a GTO maybe from ebay
Ive seen a bunch on there
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Old Feb 22, 2008 | 11:39 PM
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I'm pretty sure any T56 from a GM will bolt up to the LS2. You can find engine/trans combos for sale all over the place. Good luck. These swaps are excellent.
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Old Feb 22, 2008 | 11:56 PM
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Originally Posted by LT1 RX7
I'm pretty sure any T56 from a GM will bolt up to the LS2. You can find engine/trans combos for sale all over the place. Good luck. These swaps are excellent.
They sound freakin awesome with a good exaust!!
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Old Feb 25, 2008 | 11:35 AM
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T56 is the name of the transmission.

Yes, any GM T56. they come in firebirds, camaros, GTOs..umm anything else?

You cant use a corvette T56 because its a transaxle.
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Old Feb 25, 2008 | 05:27 PM
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Jesus christ, a T56 is a T56 regardless. If you happen to prefer automatic, 4L60E came in the LS2 GTO/Corvette. GM isn't that complicated.

EDIT, I was under the impression that the Z06 was the only one that used the transaxle?
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Old Feb 25, 2008 | 10:18 PM
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There are differences in the T56s. For one, the '01+ T56s had much improved slave cylinders. The GTo T56s of any year will have issues with the shifter fitting, and will accept different aftermarket shifters. I'm not sure about sensors/connectors between the years, either.
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Old Feb 25, 2008 | 10:24 PM
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Originally Posted by 1RevvinFC3S
Jesus christ, a T56 is a T56 regardless. If you happen to prefer automatic, 4L60E came in the LS2 GTO/Corvette. GM isn't that complicated.

EDIT, I was under the impression that the Z06 was the only one that used the transaxle?
T-56's are not all the same...the GTO's first 3 gears are a good step lower. If you are going to keep the TII rear, I think that the F-Body T-56's would be preferable for most. Shifter/Tailhousing set-ups make for additional placement considerations. I have the GTO set-up, but I also have a 3:55 Cobra IRS so it works nicely. There are other not so big changes over the years, but basically the unit has been improved incrementally for strength and smoothness of operation. Nothing huge, but like I noted above; I would choose based on the rear end ratio used. If you get a smokin' deal, I suppose you could have what ever gears you desire installed in the tranny. Take Care, Berg
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Old Feb 26, 2008 | 05:14 PM
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Is it possible to swap out the tII transfercase with like a ford or chevy 3rd member?
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Old Feb 26, 2008 | 10:00 PM
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Originally Posted by bergrx7
T-56's are not all the same...the GTO's first 3 gears are a good step lower. If you are going to keep the TII rear, I think that the F-Body T-56's would be preferable for most. Shifter/Tailhousing set-ups make for additional placement considerations. I have the GTO set-up, but I also have a 3:55 Cobra IRS so it works nicely. There are other not so big changes over the years, but basically the unit has been improved incrementally for strength and smoothness of operation. Nothing huge, but like I noted above; I would choose based on the rear end ratio used. If you get a smokin' deal, I suppose you could have what ever gears you desire installed in the tranny. Take Care, Berg
I realized there were difference (i.e. cylinders, ratios) but I'm just saying T56 will bolt up regardless- am I correct or no? Because if not please fill me in.

BTW, not being a smartass by any means, I seriously would like to know.
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Old Feb 27, 2008 | 08:27 PM
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1Revvin- Yes you are correct, any GM T-56 is going to bolt up just the same. Physically, the GTO shifter will be further back, but not unusable...the F-Body will be a little forward of the original Mazda unit, but not unusable. If you are really interested in this swap, check out www.v8rx7forum.com . Take Care, Berg
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Old Feb 28, 2008 | 12:15 AM
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^Thats what I thought. On the outside, they're all the same, so (to the OP) any T-56 should fit your needs. Search around and find the ratios of the cars these came in (F-Bodies, GTO's, Corvettes) and see which will suit your needs the most. Good luck.
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Old Feb 29, 2008 | 03:47 PM
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All C5 Corvettes had transaxles BTW. They also have slightly different internals in the transmission (triple cone synchros for example).

The year of the T56 really isn't particularly important, as long as it's 98+, the slave cylinder can be replaced when it's off the car (two bolts and 100 dollars), it should really be replaced regardless anyway.
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Old Feb 29, 2008 | 05:51 PM
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Originally Posted by 1RevvinFC3S
I realized there were difference (i.e. cylinders, ratios) but I'm just saying T56 will bolt up regardless- am I correct or no? Because if not please fill me in.

BTW, not being a smartass by any means, I seriously would like to know.
No, 93-97 T56s use a different slave, front cover, bellhousing, and input shaft. They will not 'just bolt up' to LS motors without changing those items.
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Old Mar 13, 2008 | 11:21 PM
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Hey what would bolt up to a 502?
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