Ford Applies Cylinder Deactivation Even To 3-Cylinder Engines For Fuel Efficiency

2015 Ford Focus SE EcoBoost, Bear Mountain State Park, NY, May 2015

Cylinder deactivation can help boost the fuel economy of a car or truck by shutting down some of its engine’s cylinders under light loads. But what happens when engineers try to add that feature to an engine that doesn’t have that many cylinders to start with? The turbocharged Ford 1.0-liter EcoBoost three-cylinder is already one of the… …read more