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Buick Regal unveiled in Hollywood

Buick unveiled its 2011 Regal sedan Thursday night at the once-and-future-famous Hollywood Palladium, a new car from an old division being shown at an old dance hall that just got a full renovation. Is there an analogy in there someplace? The Palladium opened its doors with a Tommy Dorsey concert in 1940, at a time when Buicks ruled the road.

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.

Autoweek in review: Lamborghini Egoista, Maserati Quattroporte and Ecclestone's bribery charge

Tesla's impressive first-quarter sales topped the news Monday, as the Model S outsold the luxury competition. Racing veteran Derrick Walker was also named IndyCar's president of competition and operations. Tuesday, details surrounding the Acura NSX emerged, and we took a look at the Lamborghini Egoista.