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

Mercedes S63 gets new 5.5 litre V8

The Mercedes S63 AMG is the firts to get the new AMG 5.5 litre V8 Bi-Turbo Mercedes’ top end AMG engine has changed over the last few years. It’s gone from a 5.5 litre supercharged lump to the now ubiquitous 6.2 litre normally aspirated engine, which anomalously gets badged ’63′ throughout the cars that sit at the top of each of Mercedes big-engined ranges. But now we go back to the future with the return of a 5.5 litre V8 – admittedly a completely new engine (M571) – which this time round sports a pair of turbochargers and delivers 554 hp and 590lbs/ft of torque.

Petrol price hits three-year low

THE PRICE OF FUEL at the pumps has fallen to a three-year low, according to AA figures. As of yesterday, the UK average petrol price was 129.12p a litre - the lowest since February 23 2011 - while the average diesel price was 133.55p a litre, the lowest since February 6 2011. AA public affairs head Paul Watters said: "Asda triggered something of a supermarket price war on Tuesday, which was enough to send average UK pump prices to their lowest for more than three years.

Why we won't be running CDNLive coverage from the Beijing motor show

Over the last couple of years we've grown our CDNLive motor show coverage from the world's most important motor shows, in an effort to bring you closer to all the new cars and news as well as highlighting some of the things you might miss. It's one of our the key content streams that we feel sets us apart from the deluge of auto show coverage. However as you can imagine it also takes a huge amount of time and effort, not to mention a good internet connection.