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

Driving the Nissan EV: We get seat time in a prototype

We got to fling a prototype of the coming Nissan electric vehicle around the parking lot at Dodger Stadium and, like the Dodgers themselves on Opening Day, it was a winner. The prototype body was a previous-generation Cube, but the drivetrain of the car was "99 percent there," according to Nissan. So we drove an old car with the new drivetrain.

Opel rolls out new cars at Frankfurt motor show

While some automakers had just one or two new cars to show off at the Frankfurt motor show, GM's Opel division flooded the show with seven new offerings that'll be revealed as the show progresses. While there were plenty of new production models to be seen, including the revised Opel Insignia lineup, it was perhaps the Opel Monza concept that was designed to grab the attention of showgoers. We got a sneak peek at the Opel Monza concept a couple months ago, and even though a production version is not planned, the Monza is meant to showcase Opel's recent resurgence.

Concept Car of the Week: Mitsubishi HSR (1987)

In 1987, Mitsubishi initiated a range of concept cars called HSR (High Speed Research) with the intention of creating a futuristic vision for the brand combining advanced technology, efficient power and aerodynamic design. The first concept car was designed for safely cruising on the motorway at very high speed, thanks to cutting edge electronics. The car's internal computers measured speed, weather, driver input and grip, and adjusted the 4-wheel drive system and the 4-wheel steering automatically.