Sutton Images Enlarge Ferrari technical director James Allison says his team's improvements relative to Mercedes this year are split evenly between power unit and chassis - not just down to an increase in BHP. After the first race in Australia, it appears as though Ferrari has moved ahead of Williams in the fight behind Mercedes and is one of the few teams to make a relative gain to the world champions. A similar improvement for the Ferrari-powered Sauber suggests the power unit has made a big step, but Allison insists the step in performance is split evenly between both chassis and power unit. "In pure lap time terms, the gains are almost equal - chassis and power unit," he...
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