Sounds like a fun build! You'd want to be careful with the short wheelbase and light weight towing a trailer, theres not a lot of meat back there for a hitch either. Ive always wanted to have my build more pro touring, if you scroll endlessly in the project car thread you'll find a couple. Most notable to me are:
Byron's IMSA build! He's gotten some magazine coverage too:
https://forums.h-body.org/viewtopic.php?f=20&t=34417Next would be megavega's BBC pro touring build:
https://forums.h-body.org/viewtopic.php?t=20726Ave's street/pro touring build and he uses it!
https://forums.h-body.org/viewtopic.php?f=20&t=43361Simple not pro touring but great street car (unfortunately a sad ending):
https://forums.h-body.org/viewtopic.php?f=20&t=28042Nixvega's build which is different and has changed a lot over time:
https://forums.h-body.org/viewtopic.php?f=20&t=19422