70, 71, 72 Chevelle, Malibu, Monte Carlo Sport Bullet Mirrors on 2040-parts.com

Autoweek in review: What you might have missed

The Chevrolet Volt went low voltage as the factory prepares to suspend production for five weeks in March. The move is designed to reduce inventory of the hybrid sedan. Autoweek's Mark Vaughn got behind the wheel of the new Fiat 500 Abarth for a test drive.

918 Alert! Porsche's stinging spyder grows closer to becoming reality

The first fully road-going prototype of Porsche's upcoming 202-mph hybrid-powered 918 Spyder has been seen during shakedown runs at the company's R&D center in Germany. Porsche released its own lightly disguised photographs of the cars being tested. The mules are “camouflaged” in livery meant to summon the famous 917 racer.

BMW Alpina B3 Bi-Turbo (2013) first official pictures

Alpina has revealed the first teaser shots of its hot 3-series supersaloon, the B3 BiTurbo, which packs 404bhp and 442lb ft. It's a BMW M3 by another name. The nitty gritty technical details will be revealed in full at next week's 2013 Geneva motor show, but for now read on for the spec of Alpina's potential giant-killer...