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

Jaguar R-S Range to grow – XKR-S Convertible, XJR & XFR-S planned

R-S will extend across the Jaguar range It’s been a while since we played the speculation game with Jaguar, so it’s due. The last punt we had after a tip-off – apart from the XF 2.2 diesel Jaguar denied when we ran the story – was that Jaguar were planning on building an XJ Supersport Diesel. But long before that we heard that, there were rumblings of a more powerful petrol XJ Supersport too, an XJR, perhaps, or maybe an XJR-S or XJ Supersport S.

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.

New BMW X5 meets its E53 & E70 X5 ancestors (video)

The three generations of the BMW X5 meet The new BMW X5 has just been revealed, and it follows the formula of its predecessors to deliver a new X5 that has more of everything previous X5s offered – performance, economy, space, practicality and luxury. BMW like to call the X5 an ‘SAV’ (Sports Activity vehicle) to differentiate it from real SUVs; although the X5 has four-wheel drive it’s not really a mud-plugger like a Land Rover, but more a 5-Series on stilts. But it’s a successful formula that started with the first generation X5 (E53) in 1999.