Originally Posted by CLPlusFour
Except that the major car manufacturers make their own engines


To a degree. (not meant rudely)

The number of engine sharing deals floating around these days is surprising. Mercedes, Renault and Dacia ?
https://www.motor1.com/features/242966/10-cars-engine-another-automaker/

Fiat 1.3MJ Diesel
https://jalopnik.com/what-engine-has-been-shared-by-the-most-automakers-1680887138

VM Motori has been a player in diesels for years, supplying many companies. All contract engines.
https://en.wikipedia.org/wiki/VM_Motori

The current Alfa QV engines (V6) are made by Ferrari.

Everyone loves a Morgan. Even me, unless it's broken again.