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Should I Rebuild My T56 Myself?

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Old 06-05-2007, 06:00 PM
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Default Should I Rebuild My T56 Myself?

I am pretty much mechanically inclined. Is it really hard? Anyone have any pointers? I would like input from others that have done it theirselves to.
Old 06-05-2007, 06:08 PM
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Originally Posted by 1999ssls1
I am pretty much mechanically inclined. Is it really hard? Anyone have any pointers? I would like input from others that have done it theirselves to.

If you like to DIY stuff, go for it. But you cant get mad if you dont put it together right. If you pay someone else to do it, the responsibility is in their hands. You would be better off, pulling the trans and letting a professional rebuild it and then put it back in yourself.
Old 06-05-2007, 06:18 PM
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I am a diy guy. I built my motor and done lots of heads and cam swap for me and friends and etc. I just need to know what kind of task to expect. My tranny was rebuilt about 10k miles ago. Could I just replace 2nd gear without taking everything else apart?
Old 06-05-2007, 07:44 PM
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you pretty much will have to dissasemble the entire mainshaft gears and if you dont know the proper clearances and have the tools to put it back together properly it will be notchy or wont last as long, but that being said, i rebuilt part of mine one time but i didnt have to change anything major on the shaft.
Old 06-05-2007, 08:50 PM
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Rebuild it yourself. If you are mechanically inclined you can do it just takes time. Remember to get all of the good parts like billet keys, carbon blocker rings, bronze pads and the steel fork.

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Old 06-05-2007, 09:00 PM
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What all would I have to take apart to get to 2nd gear?
Old 06-05-2007, 10:42 PM
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Originally Posted by 1999ssls1
What all would I have to take apart to get to 2nd gear?
Ya know man...I have a friend that rebuilds t56 in his spare time for some side cash. I thought about doing mine myself at one point and asked him for some pointers.

Instead, he told me to come over cuase he had just finished totally disassembling one and it was sitting on his gerage floor.... I said, cool, i'll come check it out... boy was I in for a suprise.

I had no idea that a dissassembled M6 transmission could take up 50% floor space of an almost empty two car gerage. after I saw that, I was like....**** that, i'll just pay you!!

you need special tools from what he told me too. I'm pretty much mechanically inclined....I can pull a motor out of a 4th gen and put a new one in about a day...with no air tools or lift and only one person helping me. But i'll be god frikin damned if I EVER take apart a transmission without proper training to do so, haha.
Old 06-06-2007, 01:21 AM
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do it your self. good set of "C" ring pliers is your friend. and a good manual. t-56 rebuilds is where i got my parts.
Old 06-07-2007, 09:26 PM
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and a torch to get 5-6 driven gear off, if its seized on the mainshaft. A press is good for 1-2 and 3-4 synchro assembly to get into place. But it may just slide on there, mine didn't.

Oh also a good bearing splitter is your friend.

Last edited by 10SecDreamer; 06-08-2007 at 01:23 PM.
Old 06-08-2007, 08:56 PM
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i would rather pay someone who has done it or have someone who has done it watch to make sur **** doesnt get jacked up!
Old 06-08-2007, 09:33 PM
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If you've got the time to not rush it and possibly having to order parts and wait for them isn't a problem then it's a matter of the tools. Good set of large snap ring pliers, press (or access to one), possibly bearing seperators, gear pullers with fairly long arms, and proper guages if you need to reset input shaft end play or countershaft pre-load. I was intimidated at the idea, but the reality is that it's not that difficult. If you have all the parts and tools it's really a couple hours once the trans is out.
Old 06-08-2007, 10:11 PM
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If your bearings are good I wouldn't replace them if they don't slide off. My input shaft bearing was a pain to take off.
Old 06-08-2007, 10:15 PM
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I agree with the DIY guys.

Try it out if your mechanically inclined. Get some good manuals and do a lot of reading and looking over diagrams before you dig in. Proper tools and an organized work area make the job seem orderly.



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