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

Who's Where: Ken Ma resigns as Changan Design Vice President

Ken Ma has resigned as Vice President of Design for Chongqing Changan Automobile Co. after only a year. The former General Motors and SAIC designer's departure is a blow to the Chinese manufacturer's bid to design more distinctive cars to compete more effectively with foreign rivals in China and abroad.

Richard Madeley – Guest Car Reviewer

Richard Madeley joins Cars UK as a guest reviewer So we thought it might be fun to get some well-known faces to spend a bit of time with an interesting car and get their feedback. A sort of ‘Stars Test Cars’ occasional feature. So we set to work – pulled some strings and begged some favours – and the first of our ‘Stars Test Cars’ writers is broadcaster and journalist Richard Madeley.

Diesel joins Porsche Panamera lineup

Porsche has put forward some eye-catching fuel-economy figures for the Panamera diesel--although we may never see the car in the United States. Set to go on sale across Europe in August, the four-door is claimed to return a combined city/highway driving fuel economy of 36.2 mpg in standard guise under European testing procedures. When fitted with optional low-rolling-resistance tires, the fuel economy climbs to 37.3 mpg on the European test--a figure that gives the Panamera diesel a theoretical range of 800 miles on its 21-gallon fuel tank.