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

Vehicle emissions are down and fuel economy is up, EPA reports

The Environmental Protection Agency released its emissions and fuel-economy report for 2010. Adjusted emissions are down across the board, at 395 grams of carbon dioxide per mile. That's a record low for the post-1975 database.

Renault's four electric Frankfurt stars: the teaser

Renault will show off four electric cars at the 2009 Frankfurt motor show By Tim Pollard First Official Pictures 10 September 2009 17:18 Renault today trailed its electric car debutants for next week's Frankfurt motor show – revealing the four battery cars that will hog the limelight in Germany. The Renault zero-emissions cars will be shown in full on Tuesday 15 September 2009, but this image gives us a taster for what's to come.Carlos Ghosn, Renault's chief exec, will unveil four new electric cars, seen here for the first time. This overhead shot confirms that Renault will unveil a range of EVs – from a tiny city car through a supermini and van all the way up to what looks like an electric saloon car.Electric cars: the theme of FrankfurtPlenty of manufacturers will be showing off electric or petrol-electric cars at Frankfurt's IAA this year: there's an electric Merc SLS and Hyundai i10, plus more hybrids than you could shake a socket at – including debuts from Lexus, Peugeot and BMW.

Ferrari 599 Hybrid – it’s a very ‘Green’ Ferrari

The very green Ferrari 599 Hybrid at Geneva To a die-hard petrol head, Ferrari lover or frankly anyone with a proper sense of right and wrong, the idea of a ‘Green’ Ferrari is anathema. Fortunately, although I suppose you could consider the Ferrari 599 Hybrid ‘Green’ in the sense that it will probably produce less CO2 (which is, of course, the single most important thing for  Ferrari), the performance of this 599 Hybrid  is going to be its forte, and the real green bit on this particular 599 Hybrid is the hideous paint job. We’ve known for a while that Ferrari were working on a Hybrid, and we recently revealed it would be a hybrid version of the Ferrari 599.