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Ron Dennis leaves McLaren F1

Ron Dennis hands over the reins of McLaren F1 to Martin Whitmarsh [ad#ad-1] Ron Dennis has finally had enough of F1. Who can blame him? From the heartache of losing the 2007 championship and a year or more of real grief with F1′s officials, Ron has had enough.

Mercedes SLS GT3 race car leaks early

The first photos of the new Mercedes SLS GT3 race car have leaked out onto the web ahead of the car's official unveiling in a few weeks time. It does indeed, and that huge rear wing does a lot to balance out the long, long nose of the SLS AMG. The big wing is matched to a monster diffuser, chunky front splitter, aero spats around the nose, deep side sills and a vented rear bumper.

Lexus GS 300h: Shanghai Motor Show

Offering much better economy than the GS 450h, it offers not only a viable alternative for private buyers looking for a bit of beautifully built Japanese luxury with lower running costs, but also makes the GS a much more appealing option for company car drivers – probably where most of the sales will be made. Lexus are aiming for Co2 emissions below 110g/km for the GS 300h (the IS 300h manages 99g/km) which will give headline economy around 60mpg – a third better than the GS 450h can manage. Power comes from the same hybrid drivetrain as the IS 300h, which means a 2.5 litre petrol mated to an electric motor and delivering 215bhp and o-62mph in around 8.5 seconds.