I got ya all beat!(and if I knew how to scan and send pictures ,I could prove it)---in the '80's I had four '65 Buick
Skylark four door sedans all painted up team colors -- here's what I had before the registration fees went crazy---

MIL BRU / PAC CAR / WIS BAD / MIL BUX These plates are proudly displayed in my garage as I peck this out.