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

Fiat-Chrysler: A match made for enthusiasts

The Fiat-Chrysler marriage means big love for auto enthusiasts in the United States. Here's a quick rundown on some of the Fiat hardware we got a chance to sample during a recent visit to the company's headquarters and test track in Italy. Fiat 500: With styling that makes it look like the spawn of a Volkswagen Beetle and a BMW Mini Cooper, the 500 does an Italian job on both competitors: It's cuter than a Beetle, and likely less expensive than a comparable Mini.

Peugeot 308 hits almost 100mpg

Peugeot Peugeot has proved that three-figure fuel economy figures for petrol engines might not be too far from becoming a reality, as its new 308 has set what it claims is a record of 99.1mpg. The 2014 European Car of the Year, powered by a 1.2-litre turbocharged petrol Puretech engine, covered 1,124.7 miles on just one tank of fuel when tested on a track in Spain. Top 10 most economical carsPeugeot 308 review (2013 onwards) In doing so, it took more than 32 hours of driving to consume the 51.4-litre contents of its fuel tank.

Mercedes Ener-G-Force concept (2012) first pictures

Mercedes' latest concept car is, in its own words, 'pure, rendered science fiction'. This is the new Ener-G-Force, a one-off model depicting a civilian version of a futuristic police car. It's a product of the 2012 Los Angeles Design Challenge, which briefed manufacturers to dream up their vision for a highway patrol vehicle fit for the year 2025.