1969 -1972 Pontiac Timing Cover on 2040-parts.com

Lotus Exige S Roadster at 2012 Geneva motor show

Here’s the new Lotus Exige S Roadster, unveiled on the eve of the 2012 Geneva motor show. With a sub-four second sprint to the 60mph mark, it’s Hethel’s quickest soft top ever; we've already seen the Lotus Exige S in coupe guise, but this is the open-top Roadster variant. A hefty 3.5-litre V6 engine lies behind the cockpit which, says Lotus, has received the benefits of its racing technology.

Video: Adrian van Hooydonk on the BMW 4-Series Coupe concept

BMW's Director of Design Adrian van Hooydonk explains the design strategy behind the 4-Series Coupe concept's design in a video interview filmed at the car's reveal at the Munich Design Night. He talks us through how the design team played with the wheelbase length to create new shapes and convey a sense of "elegance and power". Check out the full story and gallery of the BMW 4-Series Coupe concept for more information on the car that will replace the 3 Series coupe.

GM recalls 2013 Cadillac SRX, Buick LaCrosse for software fix

General Motors is recalling about 26,500 copies of the 2013 Buick LaCrosse sedan and Cadillac SRX crossover for a software problem that could cause the automatic transmission to shift out of manual mode. The affected vehicles are equipped with the Driver Shift Control feature, which allows the driver to shift the automatic transmission similar to a manual transmission. GM said in a report filed with the National Highway Traffic Safety Administration that the software problem may cause the transmission to shift unexpectedly from manual mode back to the automatic transmission, which removes any transmission-related engine braking.