Vintage Mack Truck Oil Pressure Gauge. Stewart Warner? Imt246pi / 139889 on 2040-parts.com

BMW 6-series Gran Coupe (2012) first official pictures

If you want proof that the Mercedes-Benz CLS was an influential car, look no further than the new BMW 6-series Gran Coupe, unveiled at the weekend. It's a four-door 6-series, based very closely on the Gran Coupe concept car shown in 2010. The executive car market has changed a lot in recent years, and BMW is now chasing the same buyers as the Merc CLS, Audi A7 et al.

Smithsonian lets you vote on cars for exhibit

For the next few weeks, you can have a say in which vehicles from the Smithsonian car collection go on display this winter in Washington, D.C. For what is said to be the first time ever, the public can vote for one of eight featured vehicles, with the top two vote-getters going on display at the National Museum of American History from Jan. 22 through Feb.

Nissan Sentra [w/Gallery]

Nissan has unveiled its all-new 2013 Sentra, the third of five new vehicles being introduced in a 15-month period. The new Sentra – which measures in at 4,625mm long, 1,760mm wide and 1,496mm high – is 68kg lighter than its predecessor while still having larger overall dimensions and a more spacious interior. Sitting on a wheelbase of 2,700mm, the Sentra adopts the automaker's new signature trapezoid-shaped grille and large wraparound headlights with LED accents.