New Ritchie Fnw-201 Navigator Compass (white) on 2040-parts.com

Watch: 2014 Ram 1500 EcoDiesel video walkaround

Mike Cairns, chief engineer for Ram, says that people just can't help but pester him with the same damned question: “Why don't you put a diesel engine in a 1500?” Thanksgivings were, we imagine, brutal. The coming 2014 Ram 1500 EcoDiesel ought to steer family dinners back to less abrasive topics, like partisan politics. Get an up-close look at the truck in this video walkaround hosted by none other than Cairns himself.

Tata Megapixel concept car at 2012 Geneva motor show

Remember the Tata Pixel, the posher, glitzier small car from the makers of the Nano breadcase? Now it's back for 2012, with the new Tata Megapixel concept car. It's an upgraded version of Tata's study into an urban runabout for the future, an electric supermini with a motor in each wheel.

174-mph Volkswagen Golf R400 heads for Beijing motor show

Volkswagen has divulged plans to reveal a spectacular new Golf R-based concept car called the Golf R400 at this weekend's Beijing auto show. Said to preview a possible limited production model from Volkswagen's increasingly active R performance car division, the Golf R400 runs a powered-up version of the Golf R's turbocharged 2.0-liter direct-injection gasoline engine aimed at providing it with the sort of firepower to match the current king of the Euro hot hatchback brigade, the Mercedes-Benz A45 AMG. VW The VW Golf R400 makes 395 hp from a 2.0-liter turbocharged four-cylinder engine.