Any experts know what model it was originally? Plenty of lack of detail in the story.
It looks like it was modified into a post-war TR9 design.
Lots of warbirds were converted into two seaters. Makes it a lot easier to share the experience with others... including the wife who may not entirely approve of such a purchase that she can't share.
A mark IX. Twin oil and coolant radiators, variable pitch 4 bladed prop and since it was designated low-level, a Rolls Royce “Merlin” with single stage turbocharger.
CC