Mine was built back '73 - it's a classic single wide - needs a little work .
In about '78 they came out with a new national code for mobiles. They got rid of aluminum wiring, foam insulation, & some other changes. In many states, maybe all of them, anything older than that is grandfathered in but you can't move it to another location. It sits where it is or you have to demolish it.
βIn a time of deceit telling the truth is a revolutionary act.β β George Orwell
It's not over when you lose. It's over when you quit.