BARCELONA, Spain - Formula 1 wrapped up pre-season testing on Sunday (March 1) with Valtteri Bottas top of the time sheets for Williams and Mercedes looked forward to the upcoming 2015 Australian GP on March 15.
Ahead of the season-opening race in Melbourne, teams carried out a mixture of quick laps and long runs at the Catalunya circuit near Barcelona Spain.
Bottas, who could be the closest rival to Mercedes' drivers Lewis Hamilton and Nico Rosberg, drove the quickest lap of 1min23.063 on super-soft tyres.