CR (may I call you CR?), thanks for visiting the thread. You may not have noticed that in
Permalink #52 I bolded
Porto Alegre.
That sounds to me like your location. See where this is going?
Production was 520-plus in the 1980s. Somewhere in you town is the most likely location for a surviving Emis Art in a local museum, car club or stashed in some shed or yard. Even if you couldn't find an example for sale, there is the possibility of photos and measured drawings. I think that monocoque chassis, let alone the body, is reproducible and would make a great
https://www.google.com/search?q=side-by-side+UTV. Or rat rod or dune buggy.
You are the guy on the ground. Consider that you are on a mission from Ecomodder.
TIA