Originally Posted by Crosley
Used trans? Possible the converter hub seal is leaking because the pump bushing moved forward into the lip seal. i'd check all parts up front, there are mroe than 1 seal there.
Seals on bolts, O-ring and gasket on the pump
Absolutely correct, when the trans is out, check all seals and for insurance it may be wise to replace all seals while it's apart.