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Old Feb 7, 2005 | 07:26 PM
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Default vibration sf3000

98z28a4 I just installed a sf3000 and the vibration that i had before is a little worse now. It is between 2200 & 2500 in any gear including N and P. I have the stock mount still bacause with the prothane it would rattle your teeth out.does any one have any sugestions? Also is it normal for the tcc to take for ever to lockup when the trans is cold?
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Old Feb 7, 2005 | 08:53 PM
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This is reported by a fair number of guys after an aftermarket tc install. The usual suggestion is to drop the inspection cover and rotate the tc on the flexplate. I have a SF3000 waiting to be insalled and am concerned about the same problem as I have vibration now in third only 2100-2300rpm. (By the way, these vibrations seem to commonly occur in the rpm range you describe).
The converter will not lock until the tranny reaches a certain operating temp. There was a thread on this recently.
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Old Feb 7, 2005 | 09:30 PM
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Originally Posted by RevGTO
This is reported by a fair number of guys after an aftermarket tc install. The usual suggestion is to drop the inspection cover and rotate the tc on the flexplate. I have a SF3000 waiting to be insalled and am concerned about the same problem as I have vibration now in third only 2100-2300rpm. (By the way, these vibrations seem to commonly occur in the rpm range you describe).
The converter will not lock until the tranny reaches a certain operating temp. There was a thread on this recently.
thanks man i'll try that. good luck with that install
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