Not sure any p38 will be collectable regardless of model.
7.5 K is too expensive I think
I imagine people thought the same thing with the Escort Mk1 and 2. My dad had several back when they were cheap second hand motors and drove them until they died then scrapped them. Now a rolling shell goes for 7k. You cannot predict what will or will not become a collectable. It all depends on what people want to collect. I know a guy who collected some sort of top trumps cards. One he sold for £200. There are lots of lunatics in this world.Not sure any p38 will be collectable regardless of model.
7.5 K is too expensive I think
The seat trays in the picture, are they an upgrade that is available or only specific to the H&H?