Austrian GP: Julien van Zeebroeck, Jean-Louis Guignabodet, Marc Constantin, Eugenio Lazzarini, Rino Pretelli, Hans Müller and Pier Paolo Bianchi stage a sit down strike on the grid before the scheduled 125cc race.
Julien van Zeebroeck, Jean-Louis Guignabodet, Marc Constantin, Eugenio Lazzarini, Rino Pretelli, Hans Müller and Pier Paolo Bianchi stage a sit down strike on the grid before the scheduled 125cc race.