Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

2014 Nissan Sentra will start at $16,800

Nissan's seventh-generation Sentra has proved to be a successful model for the brand, with sales up 16.6 percent. It was announced today that the 2014 Sentra will start at $16,800 for the base model including destination, the same as the 2013 model. Nissan will be making some improvements to the Sentra to further enhance its “class above” look and feel.

Concept Car of the Week: Nissan NX-21 (1983)

In the early 1980s, with the new millennium still seemingly an age away, Nissan Design America was tasked with imagining the family car of the future, while giving potential buyers a preview of the forthcoming N13 NX and EXA models. The resulting concept would be shown at the Tokyo motor show in 1983. Given confidence by the increasing success and expanding global presence of Japanese cars, including the previous generation N12 NX, Nissan's designers, led by Tom Semple, decided that the NX-21 (for 21st century) was the answer.

New vehicle labels to compare fuel economy, emissions with U.S. average

Window sticker labels will show how new vehicles' fuel economy and emissions levels compare with the U.S. fleet average starting in the 2013 model year, the Obama administration said Wednesday. The new federal rules carry out a 2007 law that requires labels to put new vehicles in fleetwide context for fuel economy, greenhouse gases and smog-forming pollutants.