Valtteri Bottas may be onto his fifth engine but that doesn't mean Lewis Hamilton has to take a fourth, says Honda's Toyoharu Tanabe. Bottas joined Max Verstappen at the back of the Sochi grid, both drivers taking new hybrid systems for the Russian Grand Prix. It was Verstappen's fourth Honda engine of the season, while for Bottas it meant a fifth Mercedes PU, the Finn revealing that his previous one, handed to him as recently as Monza, was 'gone'. But while Bottas is going through engines at a rapid rate of late, the same cannot be said of Verstappen's title rival, Hamilton. He is still using his third PU of the season, and hopes to be able to nurse it, and the other older one still in...
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