Gerard Lopez isn’t concerned by claims the Renault livery could break the tobacco advertising ban.
Bruno Senna says it is up to Renault to decide whether he will get the chance to drive the R31.
Eric Boullier says Bruno Senna will be the first driver the team call on if a regular driver is unable to race.
Kamui Kobayashi has put the first laps on the newly-launched Sauber C30 in Valencia.
First pictures of the Renault R31 at its launch in Valencia.
Sauber have launched their 2011 F1 car, the C30, in Valencia.
Lotus have revealed pictures of their 2011 F1 car, the T128.
Three 2011 F1 cars will be seen for the first time today.