Re: leaky automatic transmission questions
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Re: leaky automatic transmission questions

Thanks for the good suggestions! I'll pass along the information. Hopefully he will report back what results. If he does I 
let all know. 

I will  also mention to check into the assorted problematic O-ring type seals on the 727 PBs. 

Gary H. 

>  -------Original Message-------
>  On Tue, Jan 12, 2021 at 8:41 AM <62-65 >
>  wrote:
>  > Hi all,
>  >
>  > I was contacted by a man who just bought a 1962 Plymouth: lucky
>  > guy! He had some PB 727 transmission leak
>  > questions about the common leaks in PB transmissions and I know at
>  > least several of you here have dealt with fixing.
>  > Any suggestions I can pass along to him? From his email:
>  >
>  >> My two biggest leaks at this time are:
>  > 1) the pan gasket. Replaced the filter and gasket and the fluid
>  > seeps right around the pan. The previous owner told me
>  > he had issues with trans fluid leaks also. I was thinking of buying
>  > a Dorman replacement pan for a 518 trans and the
>  > reusable MOPAR gasket, any thoughts? > Don't get me wrong, the
>  > cables are somewhat wet also.
>  >
>  >> 2) A leak is inside of the driveshaft flange (that the driveshaft
>  > bolts on to.). It's not leaking around the tail shaft flange
>  > seal). But with the driveshaft removed I see a large nut and a
>  > large serrated washer behind the the large nut . (I have
>  > not taken anything apart yet/ just removed the driveshaft.). I can
>  > watch fluid seep around the bottom of the serrated
>  > washer. Is there a seal that is behind that serrated washer? or
>  > another large flat washer that acts as a seal. I could
>  > understand if it were the outer shaft seal. But not leaking from
>  > around the nut and serrated washer that holds the
>  > output flange on to the transmission output splined shaft.
>  >
>  > Thanks,
>  > Gary H.
>  >
>  > --
>  > --

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