Cleaner Emissions Economy Exhaust Oil 
Green Car Congress
MARCH 26, 2018
liter Dynamic-Force direct-injection inline four-cylinder engine (M20A-FKS) ( earlier post ) with gains in power, fuel efficiency, and cleaner emissions. VVT-iE uses one electric motor instead of oil pressure to control the variable valve timing. A drain path within crank case returns oil from cylinder head to oil pan.
Green Car Congress
SEPTEMBER 27, 2013
The advanced design places the exhaust inside the engine’s V-shape while the air intake is positioned on the outside of the V. This segment-exclusive design naturally improves a variety of attributes: Shorter airflow from the exhaust system to the turbocharger sitting between the engine’s cylinder banks improves turbo responsiveness.
Green Car Congress
MARCH 29, 2018
liter V6 engine is the world’s first production-ready variable compression turbo inline 4-cylinder ( earlier post )—which generates the performance of some V6 gasoline engines but with 4-cylinder level fuel economy. In terms of fuel economy, the new 2.0-liter Replacing the previous-generation Altima’s 3.5-liter
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