The twin radiators are a ball ache as one is used for charge cooling but the design wasn't well thought out and should be two different water circuits.
It is however a nice lazy engine and is a diddle to add cruise control to and takes veg without modifications needed
Economy isn't as bad on a run as is claimed (my latest YouTube vid shows my Manchester Carlisle run this week) but around town the gearing isn't great and the extra power gets used