Lewis Hamilton says the regular weight increase of F1 cars over the years is at odds with Grand Prix racing's sustainability push and is potentially leading the sport in the wrong direction. In 2014, at the outset of Formula 1's hybrid era, the minimum dry weight – meaning not counting fuel - was set at 691 kg. But the gradual annual increase, which has occurred as the result of the addition of heavier components amid various rules changes, has pushed the minimum threshold up to 752kg. And next year's regulation overhaul will add another hefty 38 kg to an F1 car's minimum which implies that next year's machines will weigh in at 900 kg at the start of each race when factoring a standard...
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