As Ferrari continues to impress, technical director James Allison explains where the 2015 car is an improvement on the 2014 version. 'In pure lap time terms, the gains are almost equal between chassis and power unit,' told reporters at Sepang today. 'On the chassis side, the lion's share of the gains are aerodynamic, because that's what has the most authority to put lap time on the car. 'So, on the chassis side it's 80:20 aero versus useful gains made in the cooling efficiency of the car, which then translates into aero by allowing you to have the car tighter at the back.' Looking at today's times on the longer runs, and in Melbourne, some believe Ferrari is close to matching Mercedes race...
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