These are nice simple cars to own and maintain...
If driving in central London, be sure to check it doesnt over heat standing still as these are common for viscous couplings, water pumps etc.
Also the heater matrix is a job that often needs to be tackled... with any luck its already been done.
I can see one jacking cover missing.. otherwise looks lovely.
The 4cyl 190's have an electromagnetic fan clutch. A fairly common failure is the fan switch. Cheap and easy to replace.