System Mounted Trinary Pressure Switch 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.

Opel Ampera concept car (2009) first photos

Opel Ampera By Tim Pollard First Official Pictures 27 January 2009 09:37 Vauxhall/Opel today announced the new Ampera concept car – a European version of the Volt petrol-electric plug-in hybrid. The Ampera will be the big news for GM’s European arm at the 2009 Geneva motor show (assuming GM is still in business by then, of course). The Ampera is designed around GM’s newly christened Voltec plug-in hybrid technology.

Jaguar XF SportBrake at Geneva and NO 4WD?

Jaguar XF SportBrake - Geneva 2012 debut? There are reports coming from the US this morning that Jaguar will debut the XF SportBrake at the Geneva Motor Show, and it won’t get 4WD. As we reported last week, Jaguar has started the countdown to the debut of the XF Sportbrake – the new Jaguar XF Estate – with some ‘official’ spy shots and a new @sportbrake Twitter account.