Dea/ttpa A7315 Engine Mount Rear on 2040-parts.com

Mercedes E300 BlueTEC Hybrid and E400 Hybrid Detroit debut

Mercedes E300 BlueTEC Hybrid Mercedes has revealed a pair of hybrid E-Class cars bound for a Detroit debut – the E300 BlueTec hybrid for Europe and E400 Hybrid for the US. All car maker are busy introducing hybrid platforms where they can, especially for their big-selling cars, and MB is no different, with a pair of new Mercedes Hybrid cars bound for a debut at next month’s Detroit Auto Show. The Mercedes E300 BlueTec Hybrid is the offering for Europe, although it wouldn’t be a huge shock if Mercedes eventually launched it in the US.

Video: Pininfarina Sergio design process revealed

Pininfarina has released a short video about the conception and development of its Sergio concept. The video traces the concept's processes from original sketches up to the final model and highlights how it was inspired by Sergio Pininfarina's belief that to preserve its heritage it must make it part of its future. Car Design News was given the exclusive first sight of the Sergio, named in honor of the great man, ahead of its world debut earlier this week in Geneva.

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.