At the 1980 French Grand Prix, Alan Jones used for the first time (in a race) a specially prepared John Judd developed Cosworth DFV. Previously Williams had used "development" DFVs allocated by Cosworth to constructors who were judged to provide the best potential to win races against Renault and Ferrari.
At the 1980 French Grand Prix, Alan Jones utilized for the first time (in a race) a specially prepared John Judd developed Cosworth DFV. Earlier in Williams' history, they had used "development" DFVs from Cosworth to teams considered most likely to win races against Renault and Ferrari.