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

Mercedes CLA (2013) first official pictures

Mercedes-Benz has revealed its new CLA, a four-door coupe based on the A-class, at an event held in Detroit on the night before this year's motor show opens. But to keep your attention on the big-selling E-class which also makes its debut here, the CLA won't be on Mercedes' show stand, and will make its official public debut at Berlin Fashion Week later this month. Where does the 2013 CLA sit in the Mercedes range?

Ford Focus ST & Fiesta ST get official power upgrades

Ford Focus ST & Fiesta ST (pictured) get Mountune power upgrades There’a a big after-market for tuning cars to deliver more power without wrecking economy or reliability, so it makes sense for car makers to get in on the act if they can. So Ford have teamed up again with Mountune (just as they did a few years ago to offer you 345bhp in your Focus RS) to offer performance upgrades for both the latest Focus ST and the Fiesta ST. The tuning package for the Focus ST boosts power to 271bhp – up from the stock power of 246bhp – and the 0-62mph time drops to under 6 seconds, half a second quicker than the normally tuned car.

Kia Proceed (2012) first offical pictures

Kia will launch the next derivative of the Ceed at the Paris motor show: the Proceed three-door model. It follows the Sportswagon estate and regular hatch, and will likely keep the same range of four-cylinder engines and six-speed gearboxes. The 2012 Kia Proceed three-door Like the last Proceed, the new car gets an unfortunately silly name, which we won't dignify with its shameful grammar here.