You may have already read it elsewhere, save the radiator installation until after the engine bay bits, or as late as possible. Prevent any damage to the fins from working around the front.
great thread.
My Chevy has a similar "key programming" procedure. I doubt its key progrmming, probably module re-learning to accept the key. In Caterhams case a key transmitter or key RFID is taped to a receiver.
my notes on that switch
Morris Minor
Lowe & Fletcher SWH116X
Nieman type BHA5215
You might be able to get a new switch and key set from Moss
or here
https://www.morrisminorspares.com/
https://www.morrisminorspares.com/electrical-c54/electrical-switches-charging-c56/ignition-switch-steering-lock-lowe-fletcher-less-swt116a-electrical-switch-p1238258
Thats an incredible piece of equipment and the results are fantastic. Totally get the no doors thing.
And the ear bashing turbulence thing. I resort to ear plugs and will probably find a driving helmet with ear protection.
people want to assume that a prop shaft is correct as new from a manufacturer, but balance is something to always check if you haven't verified it yourself.