Hughes Performance 24-25 Torque Converter on 2040-parts.com

Win a copy of Hans Mezger’s Porsche autobiography

Click here to win a copy of Hans Mezger's book. The new March 2012 issue of CAR Magazine features a 35-page Porsche special, led by our exclusive first ride in the new Boxster S. There’s also a 1400-mile American road trip in the latest Porsche 911, everything you need to know about the £645k 918 Spyder hybrid supercar, and your guide to buying the best used Porsches.

How South America designed the Ford Ka

The Ka Concept was shown at the São Paulo auto show in Brazil in November 2013, and was revealed in production form last week. It marks the first time the Ka has reflected the broader brand homogeneity of the 'One Ford' design strategy, and continues the Ka's shift in direction from the distinctive original.The new car is the work of Ford's South American design studio in Camaçari, Brazil - its second 'One Ford' car, following the EcoSport. But while the crossover enters a new segment, the 17-year history of the Ka nameplate in Brazil gives an insight into how the demands of the local market have taken precedence over design iconicity.

The 500-hp club

Petrol heads, continue to rejoice: Car manufacturers have not ignored your cries for high-powered cars and trucks. Despite tightening emissions regulations and rising fuel costs, automakers are building an increasing number of vehicles putting out at least 500 horses. Based on our research, there are over 80 cars sold in the United States that deliver these burnout-inducing numbers (not including tuners such as Mosler or Callaway).