You can atach seatbealts to old cars without damaging them?
Greasing... like this:
http://users.aber.ac.uk/caj55/htm%20..._500_miles.htm
When in U.S.A. you got read of greasing diagrams like that?
And after 80,000-100,000 miles what did you had to do at an "Ford" V8?
Ventilation windows where cool. At some cars you could rest your arm on them.