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

Porsche celebrates 50 years of the 911 at Pebble Beach

Seven generations across 50 years; nobody has ever matched what Porsche has done with the 911. What started out as the Porsche 901 quickly became the 911 – and wouldn’t take long to become a legend. As one of the most accomplished road-going supercars ever created, it's easy to see why the 911 is also a consummate champion in the motorsport arena – and to celebrate that fact, at Pebble Beach 2013 there was a huge array of road and race 911s, courtesy of Porsche itself along with a stack of private owners.Click through the gallery to see our pick of these great cars...

Jaguar XJ 3.0 TDV6 Long Term Test (2010): The Intro

Our long-term XJ joins last week's review car - the XF S We moaned about the tease that was the introduction to the new Jaguar XJ, but we dutifully went off to the press launch at the Saatchi Gallery in July 2009 and declared the design a triumph. We looked forward to the promised press cars by Christmas 2009, but they never happened as Jaguar worked to make the new XJ as bullet-proof as a car can be. But by the end of May 2010 the first press cars started to arrive and the first customer cars escaped in to the wild.

Porsche confirms four-cylinder Macan

Porsche has said that its new Macan SUV will come with four-cylinder engines – making it the first four-pot Porsche since 1995. Porsche engineer Antoon Janssen told MSN Cars: “There will be four-cylinder engines added to the range shortly. You will find out more details soon, but I can’t tell you any more.” On Bing: see pictures of the Porsche Macan New 2014 Porsche Macan revealed in LA The engines are likely to be both petrol and diesel, and from within the Volkswagen group.