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

Porsche 918 Spyder: The first ride in the future game changer

Faster than the iconic Carrera GT yet more economical than parent company Volkswagen's frugal new Up supermini, Porsche's next supercar, the 762-hp gasoline-electric powered 918 Spyder, promises to offer the best of both worlds—scorching performance and ultralow consumption. Autoweek joins Porsche's engineering team for the very first test of the car that is already causing headaches in Maranello and Sant'Agata. For all of its intense promise and awesome potential, the very first running prototype of the upcoming Porsche 918 Spyder looks suspiciously like a refugee from a shadowy postapocalyptic movie set as it glides silently into view across the vast expanse of bitumen at the Nardo test track in southern Italy.

Hamilton takes pole in F1 Spanish Grand Prix – and then loses it.

Hamilton takes pole in Spain - but starts at the back of the grid Lewis Hamilton has taken pole at the 2012 Spanish Grand Prix but will have to start at the back of the grid after running out of fuel. It was an interesting qualifying for the 2012 Spanish Grand Prix in Barcelona, with McLaren’s Lewis Hamilton taking pole position from the Williams of Pastor Maldonado. But it was all for nought for the McLaren.

Next Jaguar XJ takes styling cues from the XF

Jaguar is putting the finishing touches on its heavily revised 2011 XJ sedan, remaking its flagship sedan in the mold of the XF sedan. Based on a re-engineered version of today's all-aluminum XJ chassis introduced with the sedately styled 2004 model, the next XJ will be significantly different in appearance, drawing its coupelike-sedan inspiration from the Ian Callum-penned XF. "People know that something is coming, but they're going to be very surprised," says one source involved in the project code-named X351.