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

On video: the world's fastest truck

This is one lorry that you wouldn't get stuck behind on the motorway - Shockwave is the world's fastest jet-powered truck, with a top speed of almost 400mph. Based on a Peterbilt Semi, the four-ton beast generates 36,000hp and can cover quarter of a mile in six and a half seconds. Power comes from three Pratt & Whitney J34-48 jet engines, each of which produces 12,000hp.

Citroen C1 Recall – only 36 UK cars affected

Citroen are recalling just 36 cars in the UK over the sticky throttle problem Yesterday we ran a story on the Toyota Recall spreading to affect Citroen and Peugeot, and commenting that we thought the number of cars in the UK that would be affected would be relatively small, certainly in comparison to the number of Toyotas affected. And it turns out we were right – just 36 Citroen C1s sold in the UK have a potential problem. Which is very good news for Citroen.

Diesel drivers 'pollution penalty'

DRIVERS OF DIESEL CARS could have to pay more in road tax or face additional levies to travel into city centres in an effort to tackle pollution, it is reported. Major cities around the UK are considering bringing in low emission zones to force out older diesel vehicles that are responsible for higher levels of fumes, The Times said. Almost all diesel vehicles driven into central London will trigger a £10 charge under plans being considered by mayor Boris Johnson, who will also reportedly lobby the Government to increase road tax on diesel cars to encourage motorists to move to cleaner vehicles.