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

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.

Changan Raeton

Changan is predominantly active in the small car market, but the mid-sizes Raeton is aimed at entering the official and private vehicle markets, measuring in at a length of 4,920mm, a width of 1,825mm, while the car stands at 1,500mm tall riding on a wheelbase of 2,800mm. The development was based on the automaker's CD1-platform and was completed in its Turin-based European Design Centre, under the direction of Luciano D'Ambrosio and Chen Zheng. As early as the 2009 Shanghai auto show, Changan unveiled its CD101 concept car in attempt to explore the future design of the mid-size sedan.

Porsche 911 GT3 R Hybrid at the Nurburgring – Video

The Porsche 911 GT3 R Hybrid Nurburgring video below In February we reported that Porsche has developed the unthinkable – a hybrid 911. But this wasn’t a hybrid 911 with a bank of batteries and a fluffy-bunny conscience, but a rampant track 911 with a great big electro-magnetic flywheel and a KERS-like thump of an extra 160bhp – the Porsche 911 GT3 R Hybrid. The 911 GT3 R uses technology developed by Williams F1 and comprises of a pair of generators in the front wheels that shove energy to a composite flywheel (conveniently located next to the driver – not sure how well that would go down on a road0going version) which is the stored and can be thrown at the back wheels whenever the driver wants, in a way very similar to KERS.