1973 Porsche 911 Gauges Set Of Four Matching Date Stamp 12 73 on 2040-parts.com

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.

Citroen DS3 DSport 150 Review & Road Test (2010)

Citroen DS3 Review & Road Test Citroen has a long and noble history of ploughing its own furrow. They may sometimes have struggled with the build quality and reliability of some Citroens – although certainly not all – but you could never really have called them boring. From the 2CV to the SM, Citroens offered a bold statement of intent and conspired to offer individual style, something no other major car maker could compete with in quite the same way.

2015 Chevy Silverado HD and GMC Sierra HD unveiled at State Fair of Texas

Chevrolet and GMC unveiled new, 2015 heavy duty versions of their recently introduced Silverado and Sierra at -- where else? -- the Texas State Fair. Updates include new exterior and interior styling, new engines and a host of new options.