Mercedes engine chief Andy Cowell confirmed that Mercedes have made considerable changes to their new power unit, designated M09 EQ Power+, developed to meet substantial changes in the Sporting Regulations for the 2018 season. The team said on the occasion of the launch on Thursday: 'The reduction in the number of power unit components that can be used per driver per season without incurring grid penalties meant that durability had to be extended to withstand the higher distances the hardware now has to run.' To which Cowell confirmed, 'The amount of change on the power unit for this year is quite considerable and driven by a number of requirements.' 'The biggest challenge we’ve got is...
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