BBC Sport - F1 testing: Why the 2015 cars are faster at Jerez
New F1 cars already faster than 2014
- From the section Formula 1
BBC pit-lane reporter Tom Clarkson explains why the 2015 F1 cars are around one-and-a-half seconds faster around the Jerez circuit than in 2014.
A combination of increased horsepower from the 2015 engine, as well as improvements in downforce, have meant that lap times in Spain have improved significantly from last year.
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