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

Smart Forspeed Concept reveled

Smart Forspeed Concept - and the electric bike and scooter that will make production You’ve got to wonder if Smart is just a game for Mercedes. A bit like Maybach, except they keep churning out endless cars and concepts and editions and sales seem to go nowhere, instead of the Maybach way of keeping the same cars for a decade – and sales go nowhere. Last year in the UK Smart sales were down nearly 9% at a time you would expect sales of eco-focused small cars to boom.

Redesigned Opel Astra revealed ahead of Frankfurt rollout

Opel, General Motors' financially embattled European subsidiary, has ripped the covers from its sixth-generation Astra ahead of the car's planned debut at the Frankfurt motor show in September. The five-door hatchback traditionally is one of Europe's best-selling models and originally was expected to play an important role in the Saturn lineup in the United States. Under GM's pared-down lineup, the Astra's Delta 2 chassis is likely provide the underpinnings for a small Buick, initially in China, and then in the United States, depending on market conditions.

Porsche 911 Carrera 4 (2012) first official pictures

Porsche has a new four-wheel drive - but it's not the Macan crossover, or an SUV of any description. The new-generation 911 has had the all-paw treatment, growing wider wings and fatter tyres in the process. It's also lost around 65kg compared with the old 997 Carrera 4, and Porsche claims it's a good deal faster too.