Motorcraft Dy1120 Oxygen Sensor on 2040-parts.com

2014 Honda Civic Natural Gas, Hybrid on sale this month

Buyers looking to up their mpg will have two more options beginning this month. The 2014 Honda Civic Hybrid goes on sale Wednesday, returning 45 mpg combined, while the 31-mpg 2014 Civic Natural Gas sedan will start selling in 37 states on Feb. 15.

Infiniti Emerg-e concept car (2012): leaked patent drawings

Looks like this is the Infiniti Emerg-e concept car bound for the 2012 Geneva motor show. These leaked images from an Italian blog, filed at the European patent office, have surfaced overnight, blowing the planned embargo on Infiniti's range-extender hybrid sports car concept. Infiniti has only issued a couple of teaser photos and confirmed the name of the Infiniti Emerg-e and had hoped to keep the styling under wraps until 6 March 2012.

Mazda's rotary engine stalled, not forgotten

Development of the next-generation rotary engine from Mazda Motor Corp., first unveiled three years ago, is making slow progress despite missing emissions targets. A top Mazda powertrain executive said today that the 1.6-liter rotary engine, called the 16X, is about 30 percent more fuel-efficient than the current rotary engine used in the RX-8 sporty car. In fact, the 16X so far performs slightly better than Mazda's standard two-liter gasoline engine, said Mitsuo Hitomi, general manager of the Japanese carmaker's powertrain division.