Pirelli racing chief Mario Isola believes Formula 2’s switch to 18-inch tyres for the 2020 season will help identify any potential issues ahead of the size change in Formula 1 next year. F1 will make the change from 13-inch to 18-inch tyres for the 2021 season as part of a wider overhaul of the technical regulations. The size change will first take place in F2 this year, with teams set to complete three days of pre-season running to get used to the new-spec tyre before the opening race in Bahrain on March 21. Speaking to Crash.net at Autosport International, Isola explained that while the construction and specification of the F2 tyres is different to that used in F1, the switch in 2020...
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