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

Porsche 911 GT3 RSR (2008): first official pictures

By Tim Pollard First Official Pictures 13 February 2008 11:42 Porsche today unveils a new, more powerful version of its 911 racer. The GT3 RSR competes in GT2 long-distance races, including Le Mans, Spa and the 24-hour Nurburgring event and will benefit from new aero aids and engineering tweaks. Additional front ‘flicks’ spoilers are added to the front apron and extra air ducts pepper the steel bodywork, while the huge rear wing is carried over from last year’s racer.

Porsche 918 Spyder: New specs and new photos

The Porsche 918 Spyder specification have been revealed Porsche has tried to keep weight in check on the 918 Spyder, but having a big, heavy electric hybrid setup on board hasn’t made that easy, and nor has making that setup 4WD. So Porsche has built the monocoque chassis from carbon fibre reinforced polymer to keep weight in check, despite which the 918 Spyder still comes in at a weighty 1640kg, even in ‘Weissach’ trim (more in standard guise). So Poprsche has had to be clever about the way they use the power they have on offer.

Hiriko folding car: The solution to urban car sharing? [w/video]

The Hiriko Driving Mobility Group has moved into the manufacturing trial of its two-seater electric microcar, which it hopes will offer a new car-sharing program that will transform the way we travel around our cities. The ‘first-mile' problem – moving between the commuter's home and mass transit hubs – and the ‘last-mile' problem – from mass transit to the workplace – has increased dramatically over the past few decades as more of us live in urban environments. 10 years ago researchers at the Michigan Institute of Technology (M.I.T.) decided to explore alternatives to shuttle buses and other ideas that failed to tackle the problem.