Kubica added : `` I just need more time , as I want to be 100 % ready before I commit to anything driving related . '' Robert Bell 's Formula One return with Renault has been delayed . Renault had been hoping the Polish driver would be fit for the start of the 2012 season . But Kubica has not fully recovered from serious arm injuries sustained in a practice crash .
Robert Bell 's Formula One return with Renault has been delayed . Renault had been hoping the Polish driver would be fit for the start of the 2012 season . But Kubica has not fully recovered from serious arm injuries sustained in a practice crash .