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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.

Australian Grand Prix (2012) RESULT

Australian Grand Prix 2012 - McLaren were on pole (image Sky F1) Qualifying at the 2012 Australian Grand Prix in Melbourne saw Hamilton on pole with Button alongside. But did it stay like that? Qualifying for the Australian Grand Prix saw the dominance of the Red Bulls set aside for the first time in a couple of years, as Webber and Vettel were pushed down to the third row behind a McLaren front row and former world champion Michael Schumacher alongside the Lotus of Grosjean in row two.

AC Cars and Zagato launch 378 GT Zagato

AC Cars, working in collaboration with Italian design house Zagato, has announced its new sports car, the AC 378 GT Zagato. The launch was revealed at last week's Geneva motor show, where the production version of the Aston Martin V12 Zagato – which was, in fact designed in-house by Aston Martin in the UK – was being displayed on the British carmaker's stand. The car is instantly recognizable as a Zagato-designed car, with minimalist, organic surfacing and key features such as the C-pillar/rear window crossover.