Mercury 175 Xr2 Sport Jet Drive 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.

Lamborghini Sesto Elemento: Official

The Lamborghini Sesto Elemento revealed in Paris Well, we played the game with Lamborghini’s Paris Photo tease. We ran them all, even though we got bored. But when we got wind yesterday that the tease was for the Lamborghini Sesto Elemento we almost forgave Lamborghini for driving us nuts with a daft and boring tease.

Hyundai & Kia make a mess of U.S. fuel consumption figures

Hyundai and Kia has admitted to mistakes in their fuel consumption figure in the U.S. and are set to compensate owners. Official fuel consumption figures are, at best, a guide to relative fuel consumption between different cars.