Good catch. Instead of acetone, I like carburetor cleaner. A lot of carb cleaner, WD-40 and stainless steel wool will go a long way to making that a real user.
I'm impressed by how much of it appears to be made with (seemingly) identical parts to much newer DPs of various makes. I guess once a design is found that is popular it saves money to just keep reusing.
Paint is green and call it a Grizzly.
"Folks is funny critters."
Think for yourselves and let others enjoy the privilege to do so, too. ~Voltaire