Ferrari Mailing List: Re: Help with transmission leak

[Dan Warlick (edwf430]

It would be hard to beat the seal swelling properties of trans fluid itself. 
I would go with a seal change as well.
----- Original Message ----- 
From: "Hans E. Hansen" <FList [at] hanshansen.org>
To: "Daniel" <edwf430 [at] bellsouth.net>
Cc: "The FerrariList" <ferrari [at] ferrarilist.com>
Sent: Monday, April 07, 2008 12:49 PM
Subject: Re: [Ferrari] Help with transmission leak


> Where is it leaking?
>
> Pan gasket?  (which would be easy to fix)
> Input seal?  (Minor difficulty to change - tranny pro
> could do it in 1/2 day on a "regular" car.  400i, I don't know)
> Tail housing seal?  (should be easy to change.)
>
> Unfortunately, most TH400 leaks that I've seen were in the
> input.
>
> I don't know of a 'stop leak' product that I would trust, but
> try getting an estimate from a tranny shop.  It might not be
> that bad.
>
> Hans.
>
> On 4/7/08, Britt2Asa [at] aol.com <Britt2Asa [at] aol.com> wrote:
> > Hi Guys,
> >
> > The 400i has had a very slight leak in the automatic transmission for the
> > past 4 years. It messes up the garage. I do not want to strip out the 
> > tranny
> > (had enough on this car it it works perfectly). Is there any such thing 
> > as a
> > tansmission leak stopper I could try. Its a GM 400 series auto box. Over 
> > here in
> >  the UK not so common but seeing as they made millions of them for the 
> > states
> > can  anyone advise if there is a "leak stopper" in a can I can try that
> > wouldn't  damage the transmission. Kind of like Bars Leak (which does 
> > work!) but
> > for a  tranny.
> >
> > Thanks for you thoughts.
> >
> > Britt
> >
> > BR in the  UK
> > 1986 328GTS (LHD 89,940km) Died August 19, 2006 Shrewsbury UK
> > 1980 400i  (RHD 72,000 miles)
> > Searching for the right 512TR
> > 2003 BMW 530d
> > 1991  Alfa Spider S4
> >
> >
> >
> >
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