don't know what kinda trans I have

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Jul 30, 2002 | 08:18 PM
  #1  
I pulled the trans outa my V8 S10, the conversion was done previous and I don't know what kinda trans I have. it's a 3 speed auto. the only thing I could find was series of numbers with the letters 'GM' behind it.

:
338999
GM
:



how can i determine what kinda trans I've got?
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Jul 30, 2002 | 08:22 PM
  #2  
Most likely it's a TH-350 or a derivitive of the Turbo 350. It may also be a Turbo 400... I'd put $10 on it being a 350 though.... Sorry, I don't remember offhand what the shape of the Trans pan is for both. That's one way of determining the difference...
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Jul 30, 2002 | 08:33 PM
  #3  
The th350 have basically square pans with one corner cut out. The th 400 have a pretty odd shaped pan, nothing really square about it.

Rich
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Jul 31, 2002 | 12:27 AM
  #4  
this one has the square pan with one corner cut. so it's probably a th350. thanks

Quote:
Originally posted by RBud350tpi
The th350 have basically square pans with one corner cut out. The th 400 have a pretty odd shaped pan, nothing really square about it.

Rich
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Jul 31, 2002 | 05:46 AM
  #5  
Does it say "metric" on the bottom of the pan? If it does it is a TH200, if not a TH350.
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Jul 31, 2002 | 06:41 PM
  #6  
Make sure it doesn't have a bolt sticking out of the case above the cooler lines, if it does it's a th250...no good. Looks identical to the th350 on the outside.
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