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

GM claims 23-mpg average in E-ROD 1955 Chevrolet Bel Air

First introduced in 2009, the GM Performance Parts (GMPP) E-ROD program was born with the mission of creating fuel-efficient, emissions-compliant engine packages for hot-rodders. Now the program is back in the news as GMPP claims that an E-ROD-powered 1955 Bel Air returned 23 mpg on a trip from Michigan to Florida while producing emissions comparable to those of a new Camaro SS. All of that green doesn't come inexpensive--or easy.

McLaren MP4-12C gets 616 bhp

The McLaren MP4-12C is about to get some upgrades – including an extra 25bhp – which will also be offered to existing owners free of charge. On balance, what McLaren has achieved with the MP4-12C is nothing short of remarkable. Yes, there have been a few glitches along the way, but in truth they have been little more than the sort of hiccups almost any new supercar suffers as it escapes in to the wild and has to deal with the real world and real drivers.

2013 Range Rover Sport revealed

2013 Range Rover Sport Land Rover has revealed a slightly tweaked version of the Range Rover Sport for the 2013 MY. No, this isn’t the ‘New’ Range Rover Sport, the one we expect to be based on a cut-down version of the 2013 Range Rover. Instead, this is the last hurrah for the current Range Rover Sport with its underpinnings stolen from the Land Rover Discovery and weighing the same as one of Jupiter’s middle size moons.