[T3] Noisy Tranny

[Keith Park]

This is a 71, it has the guide sleeve eliminating that problem with the early cars.

Keith


Topnotch Restorations
topnotch at nycap.rr.com
http://www.topnotchresto.com
71 Squareback  “Hothe”
65 Notchback  “El Baja Rojo”
93 RX7  “Redstur”
13 Subaru Outback "Blendin"

-----Original Message-----
From: type3-vwtype3.org <type3-vwtype3.org-bounces at lists.vwtype3.org> On Behalf Of Ronan Park
Sent: Saturday, September 30, 2023 7:07 PM
To: type3 at vwtype3.org
Subject: Re: [T3] Noisy Tranny

Have you checked for a bent shifter fork tossing the throw out bearing at an angle?  Had it happen once on mine. 1968 Fastback. Only offset a bit to make the noise.

On Wed, Sep 27, 2023 at 3:10 PM Jim Adney <jadney at vwtype3.org> wrote:

> On 27 Sep 2023 at 14:00, Keith Park wrote:
>
> > If you heard it, youd say bearing too, it has that "sound".  It 
> > makes noise Sitting there with the clutch engaged in neutral, only 
> > the input shaft is turning at that point so that rules out a lot.
>
> You're certainly right, that making noise in N with the clutch engaged 
> eliminates a number of possibilities, including some bearings. But it 
> still leaves some possibilities, including bearings.
>
> In N, two of your gearsets are slipping on their input shaftbearings, 
> while the other two are spinning the counterparts on the countershaft. 
> Okay, so this leaves out the R/P mesh, but not necessarily the pinion 
> bearing seating (has it come loose in the case, allowing its shaft to 
> move forward a bit.)
>
> I'm thinking of the fact that if either shaft has managed to change 
> position axially, that leaves a lot of things mis-aligned, including 
> bearings, each of which could cause whining.
>
> BTW, one of the only trannys I have ever fixed, had a broken pinion 
> bearing.
> In order to get that car back on the road I did a tranny swap, but 
> much later I tried to fix that one. The replacement bearing cost me, 
> after my discount from VW, over $80, and that was probably over 30 
> years ago. Those parts are not cheap! And to install that bearing I 
> had to spend a few days with a mill and some big chunks of steel 
> making the tools I needed just to take the pinion shaft apart. I've 
> got those tools now, if you need them.
>
> In the end the repaired tranny was excellent, but that was because I 
> didn't change anything that would have required reshimming.
>
>
> --
> *******************************
> Jim Adney, jadney at vwtype3.org
> Madison, Wisconsin, USA
> *******************************
>
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