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McLaren P1′s Pirelli P Zero Corsas key to performance +video

The new McLaren P1 is shod with custom-made Pirelli P Zero Corsa Tyres specially developed to meet the challenges of a 903bhp supercar. Ron Dennis has already told us that he has driven the P1 round the Top Gear test track at Dunsfold a full 10 seconds quicker than the Pagani Huayra went round, so we know the P1 has huge abilities on tap. But what’s also interesting is that Ron did his Top Gear lap on the P1′s road tyres, specially developed for McLaren by Pirelli, and not on hand-cut slicks like the Pagani Huayra.

Forza Motorsport 3: Microsoft's latest offers 100 tracks, 400 cars, 300,000 polygons

Even if you were an international billionaire playboy car collector (and, this being AutoWeek, some of you are), you probably would not own more than 100 or 200 cars. If you could own a racetrack, you probably could not afford more than one. You could not jet around the world on a whim--especially with all those cars--to drive whatever track you were in the mood for at the moment.

Land Rover Defender revised

By Ben Pulman First Official Pictures 20 March 2007 07:17 It's just the same old Defender, isn't it? It sure is, but Land Rover says it has been comprehensively upgraded. That’s good news: a replacement is some years away and the current car has roots dating back to 1948.