Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

The 15 most significant cars of the 2011 Frankfurt motor show

Over 100 new cars were unveiled at the 2011 Frankfurt motor show, but which are the most important? From production cars to concepts that will never be built, CAR's road test editor Ben Pulman, decides on the 15 most significant models premiered at the IAA...  1 – Land Rover DC100 concept Chunky and funky, it’s Land Rover’s Evoque, the Defender urbanised, modernised and stylised for the 21st century. Range Rovers have become too ‘bling’, but the DC100 has the restrained elegance of the Disco 3 – we’ll ignore its bright yellow sister, the speedster-style DC100 Sport.

2011 Mercedes C-Class Facelift leak

Is this the 2011 Mercedes C-Class Facelift? The current Mercedes C-Class is due a facelift in 2011 and we’re expecting the revamped Mercedes to put in its debut appearance at the Detroit Motor Show in January. But it looks like a bit of Mercedes’ thunder may have been stolen if the photo above is a genuine leak.

2010 LA Design Challenge entrants revealed

Entries for the 2010 Los Angeles Design Challenge have now been revealed. The futuristic proposals, which called for designers to envision a 1000lbs (454kg) 2+2 vehicle that delivers comfort, safety and satisfactory driving performance without sacrificing the emotional connection today's consumers demand from their vehicles, come from the west coast design studios of seven automakers – General Motors, Honda, Mazda, Mercedes-Benz, Nissan, Toyota and Volvo. For the first time since the Challenge's inception, studios outside California have also been allowed to enter the competition.