Think Don (like me) saw the title which for some reason ends after "place" and assumed you meant resto shop (for cars). KTL doesn't restore electronics, but I'd bet he could tell you who does that he recommends.
Call Steve at vintage auto radio.
They reguted my AM and made it AM/FM with and ipod hookup. Not cheap. If I was going to do it again I would ask them to leave the little light off. That is what tells you you're in am or fm but otherwise it looks stock.