Fowler Digit Disc Brake Deep Micrometer; Metric on 2040-parts.com

Spied on the street: Porsche Panamera

Yes, Porsche has given up several official photos of the Panamera sedan ahead of the car's expected official rollout at the Shanghai auto show in late April. That means prototypes on the road have stripped off the camouflage. But it's still interesting to see the car in a natural setting.

Nissan recalls Pathfinder, Infiniti QX4 for rusted steering column

Nissan is recalling at least 195,000 Pathfinder and Infiniti QX4 SUVs sold in 20 cold-weather states and the District of Columbia to inspect steering columns for rust and corrosion. Nissan is concerned that road salt used in these cold-weather states could cause the steering columns to rust through and possibly break off. In January, the National Highway Traffic Safety Administration started investigating 35 reports of corrosion-related failure of the driver's-side front strut tower.

Fabulous Fords go on forever at California show

While the Mustang got its own celebration two days earlier on the other side of the country at Barber Motorsports Park in Alabama, on Sunday, the annual Fabulous Fords Forever show in California honored all Blue Oval creations of the last 100 years. From the Model T to the new Mustang, there were hundreds of Ford cars and a few trucks spread out across the parking lot of Knott's Berry Farm in Buena Park. This was the 24th running of the show, which was started by Ford and a herd of Mustang clubs as a kickoff to the car-show season.