The Hardknott Pass is the steepest, gnarliest, twistiest, narrowest and most pointless road in the whole of the UK. So what three cars did we decide to throw up it a few years ago? The Lamborghini Aventador SV, McLaren 675LT and Porsche GT3 RS – all in the name of science of course. In this episode of the Top Gear Magazine Podcast Ollie Kew and Ollie Marriage tell Jack Rix why they thought that was a good idea.

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