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One Lap of the Web: Senna's sweet go-kart

-- Gran Turismo has always included some, uh, unique car choices for its video games. (Sure, the Patent-Motorwagen is significant, but hot-lapping the 1-hp horseless carriage in "Gran Turismo 4" wasn't exactly riveting, unless you used cheats.) So that's why Ayrton Senna's go-kart from the 1978 World Karting Championship should be interesting -- it's nowhere near as fast as his Lotus 97T, but it shows that "Gran Turismo" wasn't kidding when developers said they wanted fans to chart the entirety of Senna's life. Plus, if you make it go 352 mph you can finally stick it to Prost.

Video provides a closer look at Mercedes-Benz SLS AMG GT3 race car

Mercedes-Benz used the recent Amelia Island Concours d'Elegance in Florida as the opportunity to take a closer look at the SLS AMG GT3 race car. Assistant product manager William Vetter leads the walkaround of the car. Features include the extensive use of the carbon fiber, ducting for braking cooling and aerodynamics, and the explosive charges that blow off the door for an emergency escape.

Classic BMW takes Best of Show at Hilton Head Island Concours d'Elegance

A 1937 BMW 328 Roadster owned by Lothar Schuettler of Darnestown, Md., took Best of Show honors at the Hilton Head Island Motoring Festival & Concours d'Elegance. The Sunday concours, which had BMW as the honored marque, wrapped up a weeklong event that included the Savannah Speed Classic vintage races in nearby Savannah, Ga., a tour around Hilton Head by concours entrants, a Motoring Midway and a Car Club Jamboree on Saturday featuring exhibits from car clubs from around the country. The 328 Roadster was first owned by German race driver Baron Fritz Huschke von Hanstein and is one of only 18 cars that were painted black that year.