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

Fuel-economy standards rise to 27.3 mpg for 2011 model year

Fuel-economy standards for all light vehicles will rise 8 percent, to an average of 27.3 mpg for the 2011 model year, under new U.S. rules issued on Friday. The regulations will use a new system that sets standards for individual models based on their size.

Porsche RS Spyder – Road going version planned?

Porsche are rumoured to be preparing a road-legal version of the Porsche RS Spyder [ad#ad-1] Porsche’s last ‘Halo’ car was the Porsche Carrera GT, probably best considered a successor to the Porsche GT1. But it was a very different car. It was not a road-legal track car, rather a Supercar in the mould of the Ferrari Enzo.

Volvo S60 Polestar goes in to production

It sounded like a plan to put it in to production – even if it would probably need twin turbos to make it nicely wieldy on the road – and that’s exactly what Volvo and Polestar have done. The Volvo S60 Polestar has gone in to limited production, initially for the Australian market, but instead of the mighty 508bhp of the concept it has to make do with a more pedestrian 350bhp, little more than the V60 we reviewed last year with the Polestar upgrade. But the extra power is enough to get the production S60 Polestar to 62mph in 4.9 seconds and, thanks to tweaks to the suspension, brakes and aerodynamics, the S60 Polestar looks like it will be able to handle the power quite well.