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

At GM, the tail fin is back--but now it's a blade

Tail fins are making a comeback at General Motors Co., although they are a far cry from the saillike appendages of the 1950s. And this time the company is calling them blades. The look, pioneered on the Chevrolet Volt to improve aerodynamics, will appear on other models to boost fuel economy, said Ed Welburn, GM's global design chief.

One Lap of the Web: Green machines, light-up stars and an upside down Porsche

We spend a lot of time on the Internet -- pretty much whenever we're not driving, writing about or working on cars. Since there's more out there than we'd ever be able to cover, here's our daily digest of car stuff on the Web you may not otherwise have heard about. To participate in the 24 Hours of LeMons you not only need a sub-$500 car, but you also have to find a gimmick.

Frank Stephenson on the importance of color in design

During the announcement of the McLaren Automotive's partnership with paints and coatings company, AkzoNobel, Car Design News took the opportunity to discuss the importance of color in design with design director Frank Stephenson. According to Stephenson color's ability to invoke emotions and communicate with viewers, he described just how big a part it has to play in the design process and how it inspires designers when developing products. "The first thing color does is influence the brand – it gives the customer an identifiable element to what we're talking about.