Found a 1982 CB900 for cheap. Does anyone know about these? Parts interchangeable?

https://i.redd.it/74u5tox6mpg31.jpg via /r/CafeRacers https://www.reddit.com/r/CafeRacers/comments/cqz0a9/found_a_1982_cb900_for_cheap_does_anyone_know/?utm_source=ifttt