Pirelli 'has promised' to change tyres - Marko
 

24-03-13 08:14 AM

Mar.24 (GMM) Dr Helmut Marko says Pirelli "has promised" to change its tyre compounds in time for next month's Bahrain grand prix. Together with Mercedes, Red Bull has been pushing F1's Italian supplier to change tack after claiming the 2013 tyres are ...

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