Bite-size tech: McLaren MP4-31 brake ducts

In the case of McLaren, the Woking squad made changes last time out in Russia and now further modifications are abound in Spain. The openings, which were increased in size for Sochi (inset), have been completely cut away for Spain, with the crossover pipework fully exposed to the wheel rim. This changes the way in which the heat is radiated into the wheel, affe ... Keep reading