Pirelli F1 boss Mario Isola says teams will kick off their US Grand Prix weekend with little information about COTA's resurfaced track regarding tyre usage. Formula 1's exclusive tyre supplier has nominated for Austin the three compounds in the middle of its range - the C2 hard, C3 medium and C4 soft rubber, a selection theoretically well suited to the wide range of demands imposed by the Texan circuit. However, since F1 last visited Austin in 2019, the Circuit of the Americas has been resurfaced, and travel restrictions due to the global pandemic prevented Pirelli's engineers from measuring the roughness of the new asphalt. All preliminary data is therefore based on information collected...
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