Denso 234-3129 Oxygen Sensor on 2040-parts.com

Report: Gasoline engine has big bang for the fuel-economy buck

A government report says improving the gasoline engine will yield huge gains for the consumer and the environment as automakers consider ways to improve fuel economy over the next 14 years. The Obama administration's technical assessment looked at four technology scenarios by which automakers might attain suggested CAFE goals of 47 to 62 mpg for cars and light trucks by 2025. The scenarios differed by the portion of an automaker's fleet that was accounted for by electrics, hybrid electrics and plug-in hybrid electrics.

Aston Martin One-77 (2009) wins top design prize at Villa d’Este

By Tim Pollard (photography by Mike Goodbun) First Official Pictures 27 April 2009 10:39 It’s having a long drawn-out gestation, but Aston Martin’s One-77 supercar made its world show debut at this weekend’s Villa d’Este, where it scooped the top prize for concept cars and prototypes. We’ll forgive you if you thought the One-77 had already been unveiled, but the car at Geneva was a technical cutaway rolling chassis – the first finished car is the one show in our photos above. The One-77 won more than 30% of the votes among the eight cars entered in its category.

Geneva auto show: Mazdaspeed 3 set for debut

Hot on the heels of the recently introduced 2010 Mazda 3, the guys from Hiroshima are planning to show the performance-focused Mazdaspeed 2 version at the Geneva motor show in March. Details remain scarce, but the company has announced that the 2.3-liter direct-injection turbocharged four-cylinder will continue to power the range-topping model. No performance numbers were released.