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

BMW M550d xDrive to get three stage turbo

BMW M550d xDrive gets three stage turbo Earlier this week we revealed that the long-expected BMW M550d xDrive was ready to rock and we could expect it to debut at the Geneva Motor Show in Spring 2012. The M550d xDrive is the so-called ‘Triple-Turbo’ diesel engine we’ve been expecting from BMW for the last couple of years. With 380bhp and a mountain of torque – 520lb/ft or more – we’d expected BMW to fit the engine to the X5 and X6 to create a diesel version of the M cars.

GM's Bob Lutz to take questions online at 2 p.m.

He's back--and he's definitely returning to his high-profile self. General Motors' freshly minted creative honcho Bob Lutz is playing host to a Web chat from 2 to 3 p.m. Eastern time on Monday.

Maserati shows Alfieri concept at the Geneva motor show

It's named the Alfieri concept, which Maserati will be the first to tell you is not the "Guyfieri." Otherwise, it'd come with a golden roof, a Ferrari V8 slathered in beer batter, and a deep-fried interior reeking of Cheetos and desperation. Make that balsamic vinegar, according to Maserati, the dark condiment evidently imbued with "a centenary tradition of craftsmanship and passion." Much like Maserati's celebration of its 100-year history at this Geneva auto show, as represented by the silver ingot shown above. Indeed the Alfieri concept, a gorgeous wide-grilled sports car more in line with the Porsche 911 than its own GranTurismo, is a celebration of Alfieri Maserati, one of the five brothers who founded the eponymous company.