Ducati W/38mm Fork Tubes Leak Proof Classic Fork Seals 38mm 7224 on 2040-parts.com

2014 Porsche 911 Turbo Cabriolet and Turbo S Cabriolet revealed UPDATED

The 2014 Porsche 911 Turbo Cabriolet and Turbo S Cabriolet have been revealed Update: We published this article before Porsche revealed UK prices for the Turbo and Turbo S Cabriolet. But now we have them. The Porsche 911 Turbo cabriolet will cost £126,766 and the Turbo S Cabriolet £149,511, with both going on sale December 2013.

BMW's N20 engine--four cylinders, more power

More power, greater torque, reduced fuel consumption, lower tailpipe emissions and less weight--but better? Before driving the BMW X1 xDrive28i, the first model to feature the German carmaker's new turbocharged 2.0-liter four-cylinder gasoline engine, we weren't so sure. The new engine, known as the N20 and set to lead a return of four-cylinder BMW models to North America for the first time since 1998, has been conceived to (indirectly) replace the company's long-running naturally aspirated 3.0-liter inline six-cylinder.

Caterham AeroSeven Concept unveiled in Singapore

Well this is sure to divide opinion. What you're looking at here is the Caterham AeroSeven Concept - the first glimpse of the new road-going Caterham, due to arrive in autumn 2014. It was unveiled in Singapore ahead of this weekend's F1 Grand Prix, and it's already generating quite a buzz in social media circles.