Mn120346 Cap-fuel Tank (chrysler) on 2040-parts.com

Mercedes-Benz SLS AMG: The gullwing takes flight

Before we reveal what it is like to hot-lap a prototype version of Mercedes-Benz's 6.2-liter V8-powered SLS around the 2.2-mile Sachsenring in eastern Germany, let us tell you one thing that puts the big rear-wheel-drive coupe into clear perspective. The SLS, planned to get its first public outing at the Frankfurt motor show in September, is not based on any existing Mercedes model. Rather, it has been conceived, designed and engineered from the ground up in a no-compromise approach by the German carmaker's in-house tuning division, AMG.

Hyundai Genesis Hurricane SC prototype heads for SEMA

Hyundai will debut its newest prototype, the Genesis Hurricane SC, at the SEMA show in Las Vegas next month. With the help of Magnuson Products, Rhys Millen Racing, Harman International and Torvec Inc., Hyundai upped the output of its rear-wheel-drive coupe to 450 hp. The Hurricane SC (for supercharged) is the result of two years of development to enhance the power, traction, braking, exterior and interior design and the audio system.

Chevrolet WTCC Ultra concept

Chevrolet has released a sketch of their WTCC Ultra concept that will be unveiled at the Paris Motor Show in three weeks. Styled by Ewan Kingsbury of GM Australia, who also worked on the Holden Torana, the concept was further developed in Europe to produce a fully working prototype, while the engine comes from Korea and the body from Japan. The international collaboration demonstrates the breadth of GM's resources, and has resulted in Chevrolet's vision of a new generation of World Touring Cars.