[Spits] What's the next gearbox move????

[Doug Braun]

The gearbox is sort of a Chinese Puzzle, but (for the Spitfire at least) the Haynes book describes well enough how to do it.

Doug


--- On Fri, 12/19/08, Clark W. Nicholls <cwn74 at aol.com> wrote:

> From: Clark W. Nicholls <cwn74 at aol.com>
> Subject: Re: [Spits] What's the next gearbox move????
> To: jimmuller at rcn.com, Triumphs at autox.team.net, Spitfires at autox.team.net
> Date: Friday, December 19, 2008, 7:13 PM
> Trying to do all this in my head from 20-year ago memory
> without the parts
> in front of me...
> 
> If the input shaft is out and the counter cluster is
> dropped to the bottom
> of the case and the rear clip is off the mainshaft outside
> the bearing......
> 
> Can you pound carefully on the rear end of the mainshaft
> with a 2x4 to
> protect the threads (or something else likewise) to
> increase the clearance
> between the rear gears and the bearing? 
> Be sure the gears don't interface with the counter
> cluster!
> 
> Then move the mainshaft rearwards and bring the bearing out
> of the case.
> You may need to insert something between the rear gear and
> the bearing to
> prevent the mainshaft reassuming it's original
> position.
> 
> Slide the bearing off the mainshaft.
> You need to remove the speedo drive gear first.
> 
> Now you can tip the mainshaft up and remove
> -Or-
> Remove the clip holding the front gears on the mainshaft
> and remove some to
> allow you to tip up and remove.
> 
> Something like that...
> 
> Clark
> Clark W. Nicholls
> '72 Stag '74 Spitfire
> "Reality... It's not what you think."
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