Jim,

i have some lock info here

http://shufti.wordpress.com/2010/03/05/lock-info/

door locks, but might be useful in your quest. 

But Bentley, 94.2 is good place to start fig 7 on 94.4 shows where to drill to remove cylinder

alistair

On 2012-02-01, at 11:28 AM, Jim Felder wrote:

> Last week I wrote that I had a starting problem with the key sometimes not
> starting the starter motor. I had a switch, and replaced it, but it still
> happens (once in three days�not too bad but not fixed).
> 
> I went into my stash of Vanagon parts and found the mechanical lock from a
> 1990.
> 
> Should I take the cylinder set out of my old one and put it in my new one,
> or is it likely that the cylinder and brass tumblers are part of the
> problem?
> 
> I have an assortment of brand new tumblers. Should I match them up until
> the "old" key works with the "new" lock?
> 
> How do I get the tumbler out of the lock mechanism?
> 
> Thanks,
> 
> Jim