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

BMW 3-series (2012): our comprehensive guide to F30

BMW has sold 12 million 3-series models since 1975; it’s an important car, one that accounts for a third of global BMW sales. The sixth-generation, codenamed F30, has a lot to live up to, then. Here are the key changes: Chassis The F30 is still, of course, rear-wheel drive, has 50:50 weight distribution, and sticks with the MacPherson strut front/multi-link rear suspension layout of its predecessors rather than following the double-wishbone front suspension employed by the new F10 5-series.

Tesla Roadster 2.5 breaks cover

Perhaps feeling a bit of chutzpah after a wildly successful stock offering this week, Tesla is demonstrating on Thursday that it still has an eye toward product, revealing the updated Tesla Roadster. And it's available for order now. Called the Roadster 2.5, the car features minor enhancements, including a new front fascia with different diffuser vents (the change is actually apparent) and new rear diffuser.

Jaguar teases arrival of new XJ sedan

With the launch date of the redesigned XJ sedan drawing closer, Jaguar is starting to prime the pump by releasing an overhead view of the new car. The teaser shot gives us a look at the car's glass panoramic roof. The new XJ, which we expect to get a clear look at late this summer, uses a reengineered version of the current XJ's aluminum chassis.