I am looking to put a generator on a folding cargo rack on the hitch of the TT when I get it, I want to also be able to run it while it's back there (good idea or bad) because I plan on building a cag...
If you do decide to run a genset on a rear bumper. CO is a concern. There will be potential for CO to enter the cabin irregardless of the direction the exhaust is pointed. The only foolproof method to avoid CO entering the cabin is to use a Genturi.