[Spits] Spitfires Digest, Vol 2, Issue 203

Glenn Franco gaf3 at charter.net
Thu Dec 18 08:35:40 MST 2008


Jim
For whatever reason you decided to go into the transmission, there's a 
few things you need to check.

    There should be a spec that indicates the clearance of the
    sinchronizers. This would indicate a worn synchro ring. Also look
    for rounded edges on the synchro teeth.
    Look for worn or galled input and output shaft bearings that can
    cause noise. rumbling at idle
    You will need a dummy shaft and some wire or rope to reinstall the
    cluster gear with all it's needle bearings and thrust washers.

I rebuilt a 3 rail for my race car about a year ago. The most difficult 
job is getting the cluster back in position without loosing
the needle bearings.

I replaced needle bearings, thrust washers and seals and synchro's

Good luck
---------------------------------------------------------------------
> Message: 1
> Date: Tue, 16 Dec 2008 23:55:10 -0500
> From: "Jim Muller" <jimmuller at rcn.com>
> Subject: [Spits] GT6 gearbox progress
> To: Triumphs at autox.team.net, Spitfires at autox.team.net
> Message-ID: <49483FDE.30786.11C03717 at localhost>
> Content-Type: text/plain; charset=US-ASCII
>
> Well, I've made some progress, learned a bunch never having done this 
> before.  Got the rear extension and bell housing off.  Got the input 
> shaft out.  Got the reverse idler shaft out, and the layshaft.
>
> something related to 2nd.  That must wait for tomorrow...
>
> Is there anything in particular I should be looking for?  Some 
> measurement that is more critical that others?  Sure is some pretty 
> brass in there.
>
> Tanks!


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