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Transmission Leak

1K views 4 replies 3 participants last post by  red_rider52 
#1 ·
I just installed a new TH400 Tranny on my 65 Impala.I noticed that there is a slow drip of tranny fluid where the driveshaft goes into the tranny.Did I do something wrong?Any help is appreciated.Thanks,

Eazy
 
#3 ·
The seal may be damaged ...
I always put a little transmission fluid on the seal before installing the drive shaft.

ALSO ... did you use the same transmission rear extension ? They come is two different sizes ... at least.



I put a large seal housing on a small housing drive shaft and had a leak ...
 
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