Guy Martin on a full-spec BMW Superbike vs. David Coulthard in a Red Bull F1 car is a very interesting proposition in so many ways, and the reality doesn’t disappoint. The shred, calculating, unemotional Coulthard, winner of 13 F1 Grands Prix is a huge contrast to chatterbox Guy who has always worn is heart on his sleeve but there’s an undeniable chemistry between two racers fascinated by the technologies of their sports. The car blows the bike into the dust by the way…