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

Mercedes F125 concept (2011) at Frankfurt motor show

Mercedes today unveiled the F125 concept car - a car bearing the three-pointed star's F name to demark it as a tech testbed, and the 125 to mark Merc's 125th anniversary in this four-wheeled business. It's a hydrogen fuel-cell vehicle, and Merc claims a punchy 1000km (620-mile) range. But the scientists here are proud of the cutting edge lithium sulphur batteries, used to store energy created by the fuel-cell.

Porsche to take majority stake in VW for £7bn

By Ben Whitworth Motor Industry 07 March 2008 11:26 Porsche is about to become the majority shareholder in Volkswagen. The sportscar maker has been given the green light to purchase further stock in VW, taking its share past the 50 percent mark to give it a controlling interest. As soon as various legal checks have been cleared, Porsche plans to purchase a further 20 percent of VW stock – it already owns 31 percent - at an estimated cost of around £7 billion.

Porsche – the boss goes

Porsche boss Wendelin Wiedeking quits Well, Wendelin Wiedeking is not just any old suit, but the man credited with taking Porsche from an ailing, one-model car maker to the cash-cow it became. But Wendelin has become a victim of his own success – and the current economic woes. At any other time in the last decade, Wendelin’s plans to swallow VW would have worked.