Personally I just buy accessories and tins there maybe tires and wheels. Frame and structural parts I’d get new. Depending on your state may be a pain to get a title for frames and engines

Wait what fuses

That’s the problem though this is a true Frankenstein. So I’d have to take it into someone that can identify everything for me

Don’t skimp on the frame. Send to powder

Planning to do the same in socalbut more of a supplement rather than a full time job