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Torque Converter Seal?????????

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Old May 22, 2010 | 05:47 PM
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Default Torque Converter Seal?????????

I am about to put a new torque converter in my 81 vette. Do I need some kind of seal on the converter before it goes on? I do have the little "O" ring on the end of the tranny shaft, It was 4 years ago I took it apart and can't remember if there was a seal on the old converter. Thanks.
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Old May 22, 2010 | 06:36 PM
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The o-ring is for the TCC- torque convertor clutch. It wont' lockup without that o-ring. THe only other seal is the one in the front pump- looks like an axle seal. If you replace it, pack the backside with vaseline to keep the spring in place while you drive it in.
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Old May 22, 2010 | 09:55 PM
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Replace the tailshaft seal while it's out. Cheap insurance against a leak next week.
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Old May 22, 2010 | 10:13 PM
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If you have not installed the new seal yet, I'd see if GM has one still. OEM seals seem to be a lot better quality than aftermarket. That's not one seal you want to re-do.

Mark G
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Old May 22, 2010 | 11:49 PM
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TimAT,
Is the front pump seal you are talking about in the converter or in the tranny? Thanks.
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