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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.

Range Rover Evoque: The 5 Door

Range Rover Evoque 5 Door As it would have been very difficult to miss, Land Rover dropped a huge amount of bumph on us the other day about the Range Rover Evoque. Mind you, even though we got a huge press release which ran to more pages than we cared to count, and a pile of new photos including interiors for the first time, there’s still a chunk of detail missing. We don’t for example have performance figures, much beyond a 7.1 second 0-60 mph for the 238bhp EcoBoost Evoque.

Hamburg planning to ban cars from city by 2034

Hamburg, Germany is planning to ban all cars from its city center over the next 20 years, according to the Independent U.K. site. It’s a sad turn of affairs when the country that not only has the Autobahn, but also the Green Hell -- the most difficult racetrack in the world -- turns its back on motorized personal transportation.