Putting this here as we keep driving by one of their locations & it made me think..

https://www.copart.co.uk/


15 uk sites.
A not perfect but not bad search facility & plenty of pictures.

"starts & drives" through to various degrees of wrecker..

Yes you take the whole car, yes they deliver (chargeable) ..so if you have space, a tarp, & the time it might assist your spares search, swaps & selling.
read the T's & C's though