URD were a minor German sports-racing car constructor and in 1976 they built a F3 car, the 376, there were at least three chassis completed, one car had a Toyota Novamotor engine, the second a BMW and the third a Ford, presumably covering all the bases! There were a couple of top ten finishes in the German F3 championship in 1976
1976 Werner Fischer, Dietmar Flöer, Thomas von Löwis.