Auto Meter 4953 Ultra-lite Ii; Electric Oil Pressure Gauge on 2040-parts.com

Tomorrow’s world: Fiat's MultiAir engine tech

By Jesse Crosse Motor Industry 14 October 2009 16:50 Fiat this year launches what it claims is a big step forward in variable valve timing: MultiAir. It's the first time that a manufacturer has made a properly variable valve system a production reality, and will slowly be rolled out across most of Fiat's and Alfa's car ranges.How does Fiat's MultiAir vary from existing variable valve timing (VVT) systems?Current VVT systems rely on mechanical systems to open and close the valves. Engineers have long understood the benefits of changing valve opening and closing times to tweak an engine's power and emissions performance, depending on the need for power or parsimony.Valves are an engine's nose and mouth – it inhales through inlet valves and exhales through exhaust valves.

2014 BMW X5 M50d: Specs, photos and price ahead of November on sale

The 2014 BMW X5 M50d (pictured) goes on sale November 2013 The new BMW X5 goes on sale in November – after a public debut at the Frankfurt Motor Show next month – including the most powerful diesel X5, the 2014 BMW X5 M50d. Because the M50d is a bit special, BMW has seen fit to relay not just a pile of new photos of the M50d (above) but specific details on its spec and options ahead of the on sale date in Europe. Just as in the first X50d, the new X50d gets the world’s most powerful in-line 6-cylinder diesel engine under the bonnet, which means a thumping 376bhp and a planet turning 546lb/ft of torque, enough to sprint to 62mph in a very un-diesel like 5.3 seconds.

General Motors to offer talking cars by 2016

GENERAL MOTORS has said that in two years it will offer cars that talk to each other and can almost drive themselves at highway speeds. The company said the semi-autonomous freeway system called Super Cruise will be an option on a new Cadillac that goes on sale in the summer of 2016. The company also plans to put vehicle-to-vehicle transmitters and receivers on all Cadillac CTS models during the same time-frame.