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

New Mercedes ML to be the Mercedes GLE

The Mercedes Concept Coupe (pictured) will arrive as the Mercedes GLE Coupe Car makers’ model ranges have grown massively in recent years and that, in a lot of cases, has left traditional model designations floundering to inform potential buyers. Mercedes has made some moves of late to address the lack of clarity in model designations (the Mercedes CL, for example, has become the new Mercedes S-Class Coupe), and new models have started to arrive with more descriptive names. Models like the CLA (a coupe from the A-Class range) and GLA (an SUV/Crossover from the A-Class range) and that looks set to be extended when the next Mercedes ML and ML Coupe arrive in 2015.

Honda CR-Z at Detroit motor show 2010

Honda has today debuted the production version of its CR-Z hybrid sports coupe at the 2010 Detroit motor show. The styling is inspired by the old CRX, but under the skin the CR-Z is pure 21st century hybrid. Featuring a 1.5-litre petrol engine with 108bhp and 71lb ft torque, the CR-Z produces 122bhp and 128lb ft in total thanks to the boost provided by its IMA parallel hybrid system.

Mark Adams on the Past, Present and Future of Opel Design

Back in 1938, GM showed the world's first concept car: Harley Earl's Buick Y-Job. Twenty-six years later, GM's Opel division became the first mainstream carmaker to design and build a concept in Europe. That car was the Opel Experimental GT, designed in 1964 and launched at the Frankfurt motor show in 1965.