Depends on the cage.
Without pics can't tell really.
Also very depending on how orignal you want to stay.
We once did a space framed 110 look like a hard top..
From "piano" to "joysticks"...
Several ways to do it but I think it is less expensive and complicated to sell yours and by a new type as it is a lot of work.
Perhaps a accident write off digger can get you the parts but it will not be easy..
Do-able, but complicated.
Not really a problem me thinks - I've recovered weirder things from further away...
Is the vehicle movable (as in : can it be winched on a trailer) ?
The logistics will add more €€€ to the vehicle than you may think though
"No other country in Europe does this, in my experience "
Yes they do...
Many good used car got scrapped over the various projects these last decades.
But converting a diesel / petrol powered vehicle to electric is much, much more than just fitting the new power pack.
In many, many countries the paperwork / legal issues stop this.
Looks like yet another "Range Rover Clone" and something longish Defender II
Have fun in France and make sure you have the QR Code if you want to eat somewhere while seated.
Bon Voyage !