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

New Porsche 911 GT3 (991) technical highlights (video)

Ahead of its arrival with customers, Porsche has delivered a new video of the GT3 designed to make it clear just how some of its technical highlights work to make the GT3 swifter and more nimble than ever before. Power is of course the key to the GT3 – 468bhp and 324lb/ft of torque – but the power is no good unless the GT3 can put that power down as efficiently as possible in all circumstances. Porsche assert that the GT3′s chassis is engineered for Motorsport, and key elements of the new GT3 make it even more able.

Underground Racing Lamborghini cracks 250 mph--watch the video

Earlier this year, we told you about Underground Racing, a shop in Charlotte, N.C., that makes a business out of upgrading Lamborghinis with twin turbochargers to boost engine output to more than 1,000 hp. Now, a Lamborghini Gallardo Superleggera upfitted by Underground Racing cracked the 250-mph mark at the Texas Mile event. Car owner Richard Holt made the 250.1-mph run in late March, but video was posted just this week.

Porsche Panamera hits the heights in Shanghai

A Porsche Panamera on its way to the 94th floor of the World Financial Centre in Shanghai [ad#ad-1] The stories of car makers doing daft things with cars to garner a bit of publicity have been rarer of late. Which, considering the sombre mood of car makers and the car buying public in recent months, is no real surprise. Even Motor Shows have been relatively sombre affairs (the Detroit Motor Show was particularly muted in 2009), but China is still booming, and the Shanghai Motor Show has been pretty much an old fashioned, glitzy affair.