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

BMW i3 stars at the 2013 Frankfurt Motor Show

And so it's nearly here. We've seen study vehicles, concepts, pre-production models and even an exclusive viewing, but the wait is finally over. The BMW i3 electric car has made its first appearance to a wider audience at the 2013 Frankfurt Motor Show.

Audi A1 e-tron Wankel range-extender EV trial begins

Audi A1 e-tron trial begins in Munich If car makers are going to foist electric cars on us, the least they can do is make them as useful as the limited technology permits. And that’s what Audi are doing with the A1 e-tron EV. The Audi A1 e-tron isn’t a daft BEV (battery electric vehicle) with a woeful range at the mercy of weather conditions, instead it’s a range extender EV with a small Wankel engine which kicks-in when the battery charge is used up to increase range.

Porsche Panamera designer focused on rear-seat passengers

There's no mistaking it for anything but a Porsche, but with four doors and four full seats, the Panamera is like no previous Porsche. Styled by a team of in-house designers under the direction of Michael Mauer, the Panamera is 195.7 inches long, 76.0 inches wide and 55.8 inches tall--making it slightly shorter but wider and lower than the Maserati Quattroporte, with which it shares a coupelike profile. As with all such silhouettes, "the real challenge is giving the rear-seat passengers enough headroom," says Mauer.