Harley Aermacchi Ms 250 250sx Sx Air Cleaner on 2040-parts.com

Aston Martin Hybrid Hydrogen Rapide S racer (2013) first pictures

Aston Martin will race this hydrogen-powered, twin-turbocharged Rapide S at the Nurburgring 24 hour endurance race in May 2013. The radical Rapide is set to become the first hydrogen-powered car to compete in an international racing event, and the only car ever to complete a racing lap of the infamous Nordschleife without emitting so much as a gram of carbon dioxide. Read on for the under-the-skin tech lowdown.

Concept Car of the Week: Ford Forty-Nine (2001)

Over 1.3 million orders were placed for the 1949 Ford before it even went officially on sale. The revolutionary post-war design with slick slab sides and semi-covered wheels became a symbol of American optimism. "The inspiration for the Forty-Nine concept comes from the passion and excitement of the original, combined with the imagination of people across America who customized the car and turned it into what they thought a really great car should be," said J Mays, Ford's vice president of Design at the unveiling of the retro-futurist coupe back in 2001.

2012 Ford Focus ST gets 297bhp

Those clever chaps at SuperChips have given the 2012 Ford Focus ST a bit of an ECU tweak to deliver 297bhp and an extra 85lb/ft of torque. When we reported last week that WTC outfit Arena had in roped Ford’s tuner of choice, Mountune, to give the new Ford Focus a makeover, we were a tad disappointed to discover that they were tweaking the rather journeyman Focus Zetec S. That meant the Zetec S got 200bhp – a handy jump – but we bemoaned the fact that they hadn’t fiddled with the Focus ST to give us a car to fill the void left by the absence of a Focus RS in the current iteration of the Focus.