In the words of Nikolai Gogol (which seemed fitting lol)
“Always think of what is useful and not what is beautiful.
Beauty will come of its own accord.”
And yeah...that's a beautiful off-road beast, man
I'm wondering if you could mount the window to where
it swings downward so you could still get some airflow.
Just cut a piece of Plexi-glass and put a rubber molding
all the way around it that fits tight in your sheet metal
piece. Then mount some brackets to it and a small locking
mechanism [ preferably on the inside