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

ANALYSIS: The incredible shrinking Alfa stand at the Geneva motor show

When he talks, Fiat CEO Sergio Marchionne conveys high hopes that the Alfa Romeo brand soon will be a huge business success, but actions often speak louder than words. Fiat has massively reduced the size of the 100-year-old sporty brand's stand at the forthcoming Geneva show. In March, Alfa's stand will shrink to 639 square meters from this year's 979 square meters, which was the second-largest display space among Fiat Group's portfolio after the Fiat brand.

Increase in crashes linked to mobile phone use

As many of us admit to taking selfies at the wheel, researchers have noticed a rise in the number of rear-end shunts on UK roads – despite many manufacturers now offering cars with collision avoidance systems that can brake automatically. According to new research by Accident Exchange, crashes involving one car hitting the back of another have increased by 7% in the last three years. Rated: self-braking cars that avoid a crash Nearly 1 in 10 admit to taking selfies at the wheel With each rear-end smash costing insurers £2,000 on average, premiums could rocket until driverless cars hit our streets.

Audi RS6 Avant (2012) first pictures of new super-wagon

In the battle of super-estate Top Trumps, Audi has just nicked the goalposts – in a suitably commodious family wagon. Despite boasting two fewer cylinders and 1200cc less than the old V10 RS6, the new RS6 Avant is even faster over the 0-62mph sprint, and will top out at over 190mph. Wow!