2006 Harley Sportster 1200 Custom Front Brake Caliper on 2040-parts.com

New techniques cut cost of carbon fiber

Carbon fiber, once so costly that it was the preferred material only for fighter planes and supercars, is catching the attention of weight-conscious automakers. Carbon fiber's cost is falling dramatically, thanks to production advances that let suppliers speed the material's finicky, and costly, curing process. One technological breakthrough that makes carbon-fiber auto parts more affordable may come from a process used to make carbon-fiber golf clubs.

2014 Porsche 911 Turbo Cabriolet and Turbo S Cabriolet revealed UPDATED

The 2014 Porsche 911 Turbo Cabriolet and Turbo S Cabriolet have been revealed Update: We published this article before Porsche revealed UK prices for the Turbo and Turbo S Cabriolet. But now we have them. The Porsche 911 Turbo cabriolet will cost £126,766 and the Turbo S Cabriolet £149,511, with both going on sale December 2013.

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...