C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Tranny problems

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Old Jan 6, 2005 | 11:07 PM
  #1  
ethan1321's Avatar
ethan1321
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Joined: Sep 2002
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From: Boise ID
Default Tranny problems

Looks like my transmission is going south, it start making a horrible metal to metal sound with each shift then I pulled the dip stick and it was covered in metal and clutch material. Any advice or tips on rebuilding would be greatly appreciated, where to get parts and what torque convert is best for a stock setup. I think I'm going to tackle the job myself has anybody else rebuilt a 700R4 and can warn me of any pitfalls? I checked the converter that is in there now and it only stalls to about 1500, this seems a little low I would think something around 2000 to 2200 would be better, any thoughts? Thanks for any help you guys can provide.

Ethan
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Old Jan 7, 2005 | 10:19 AM
  #2  
rick lambert's Avatar
rick lambert
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Joined: Oct 2003
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From: seattle WA
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You are one Brave soul-I'd rather do the dreaded heater core. There
have been some on the forum who have done there's. Some with success-some without. Having said that-one said he got a video
and I'd suggest you start searching the web for one of thoughs first. Take alot of pics during disasembly-some of the parts will go in two ways-but only one is right. Also make sure everything is super clean, and lay the parts in order on a work bench during disasembly-not sure if any special tools were required. A rebuilt can be had and installed for around $14-1500. GOOD LUCK.
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Old Jan 7, 2005 | 11:02 AM
  #3  
hz900's Avatar
hz900
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Joined: Feb 2002
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From: The Black Hole LA
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You should be able to get it rebuilt for around $500 w/o the convertor if you pull it and put it back in yourself. I know this because mine is sitting on my garage floor waiting to go to be rebuilt. I do know this, that it HAS to be super clean in there or you'll shortly have the same problem.

I've seen someone rebuilding one. There are so many shims and what not. He was putting some rings back in the pump and took them out and just from looking at them said we need to replace them. I said why? He said they were out of round. I couldn't see it, but he grabbed a set of new ones and held them up together and then it was obvious. So you see what I mean unless you plan on replacing EVERY single thing, you run the risk of missing something like that that only someone who deals with it everyday would catch. You also have to watch your check ball locations in the valve body. They can go many different places, but there is only one right combination for your application.
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