This may be why Fiat has not yet combined Multiair with direct fuel injection. In the 1960s, Fiat was the first car maker to patent a variable valve timing system that used engine oil pressure to ...

Honda's hydraulic variable cam profile VTEC system is like the Multiair system in that it uses the engine's lubricating oil as the hydraulic fluid and Honda has never once experienced a failure of ...

The volume of oil in the chamber is controlled by a ... to the high cost of hybrid powertrains. For a 4-cylinder engine, the MultiAir system which is grafted to the cylinder head is the size ...

In short, an engine equipped with Fiat MultiAir technology is more powerful ... When the solenoid valve is closed, the oil in the hydraulic chamber behaves like a solid body and transmits to ...

Surging gas prices and impending regulations are causing automakers to hunt for ways to increase the efficiency of gasoline engines ... The beauty of Fiat’s “Multiair” system is its ...

The amount of oil given to each actuator is able to be ... Michigan, plant where the MultiAir engine will be built will receive a $179 million investment to retool for production.

Choosing when to bleed the oil from the chamber ... consumption and CO2 down by around 15% and downsized Multiair turbocharged engines can achieve 25 percent better fuel economy than larger ...

While diesel engines remain the best choice when carbon emissions are the main concern, the Italian automaker has invested plenty of research and development into its Multiair technology for ...

Engineers claim the MultiAir engines – which use electrohydraulic ... When the solenoid valve is closed, the oil in the hydraulic chamber behaves like a solid body and transmits to the intake ...

Jeep, a Chrysler Group brand, will use Fiat SpA’s Powertrain Multiair engines and will distribute vehicles in Italy through Lancia dealerships, Mike Manley, head of the Jeep brand, told Corriere ...