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

2011 Audi A8 loads up on technology, interior comfort

If you had just the side views of the new, fourth-generation 2011 Audi A8 sedan and its predecessor to look at side by side, the differences appear more subtle than stark. There are the fancy LED headlights and relocated body-side character lines on the new A8, but the roofline and body pillars are mostly unchanged. Inside, though, the change is dramatic.

Tokyo Motor Show: Lexus RC Coupe

JAPANESE car maker Lexus has unveiled a new two-door coupe at the Tokyo show. Designed to appeal to a broader range of customers than the usual Lexus buyer profile, the car has been shown with both petrol and petrol-electric hybrid power. Based on the look of the LF-LC concept first shown at the 2012 Detroit Motor Show, this car boasts a long, low-slung profile but with seats for four.

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.