Vettel struggling in the heat at Spa

Sebastian Vettel says the warm weather at Spa is causing problems with the durability of Pirelli’s tyres, which could hamper hinder Ferrari in Sunday’s race.

Unlike Mercedes, Ferrari opted to maximise the number of supersoft tyres while taking just one set of the medium rubber.

However, like many of their rivals they struggled with the drop-off of the latter.

Vettel’s team-mate Kimi Raikkonen went out for his supersoft run on Friday afternoon with the track temperature hovering around 40’C.

The Finn aborted his first lap and after trying a second flying lap, which put him P6, informed the …

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