Mercedes motorsport boss Toto Wolff has called for a spending cap on power units if Formula 1 is to attract new manufacturers in the wake of Honda's withdrawal at the end of 2021. The introduction of a $145mllion budget cap for each team comes into force next year, although that does not apply to power units, to any of the current manufacturers in terms of development costs or to the customers with regard to purchasing. Article continues under video While the 1.6-litre V6 turbo-hybrid systems have been one of F1's greatest achievements given the level of technology and transfer to road cars, it has barely failed to recover from the early negativity surrounding reliability, and the lack of...
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