the shorty oil filter may not be ideal under extreme conditions, but many Tigers have it. Our car seems all good with it for the last 30 years.
I was chatting with a grizzled engine builder last week… he thought that it could be a problem with sustained high rpm operation – not likely unless one is racing.
I don’t have a hardtop, thus can’t answer for that. However, I do seem to recall the rear edge of the door windows overlapping the B-posts on a lot of cars?
IF you are able to use facebook, that venue does get a lot more traffic vs the forum – as Jim states.
Good luck figuring it all out.