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

Video: Exploring the new Mercedes-Benz C-Class

To coincide with the announcement that its new C-Class has entered production, Mercedes-Benz has released a video exploring its design. Featuring design chief Gordon Wagener and other key members of the team, the video explains where their inspiration came from and how they experimented with proportions during its development. While the dropping bodyside feature line is a key element of the exterior, it's also found inside the C-Class, where the typical Mercedes sports car interior is combined with the floating, vertical center console.

Multi-touch UI reduces touchscreen interaction to simple swipes [w/video]

Touchscreens have become widespread standard features in many cars over the last few years, consolidating the modern car's many functions into one interface. But despite their advantages there's the big downside of driver distraction, something user interface designer Matthaeus Krenn believes he has solved with his UI. Unlike most other touchscreens, Krenn's interface isn't organized into menus and small, hard-to-hit buttons, but instead makes use of multi-touch gestures, reducing the accuracy and attention needed to operate key functions.

One Lap of the Web: Famous Porsches at auction, Smokey the Aventador and classic snow cars

Here's a tip: If you're going to have a rev battle with a collection of Lamborghini Aventador supercars, keep clear of flammable foliage. Better yet, don't participate in something lame like a rev battle. If you're in a part of the country that's recently been socked by winter weather, don't think you have to put away the classic car: Hagerty Insurance lists five old cars that make great winter drivers.