The Ferrari of Felipe Massa was again fastest on the second day of Formula One testing in Valencia.
Kamui Kobayashi's Sauber was second quickest, while Lewis Hamilton clocked the third fastest time on his first day of testing.
Hamilton was driving the new McLaren-Mercedes MP4-25, alongside all the major teams apart from Red Bull.
Michael Schumacher didn't drive for Mercedes today, instead spending time with his personal trainer.
The 3-day test ends tomorrow with world champion Jenson Button taking over from Hamilton in the McLaren, Schumacher back in the Mercedes and Fernando Alonso getting his first run in the new Ferrari.