This relatively simple system can alter the timing of the valve's opening and closing in relation to how much power or efficiency is required at any specific moment. Fiat claims its Multiair ...

By applying MultiAir to the 2.4-liter engine found in the Sebring, Fiat claims that horsepower would jump from 173 hp to 190 hp while at the same time increasing efficiency by 25 percent and low ...

So as well as being physically downsized, the all-new unit has been designed to make the most of Fiat’s MultiAir system. It uses electro-hydraulic control of the inlet valves, rather than a ...