A new variable displacement system increases fuel economy and reduces emissions. (autoweek.com)
The two headline changes are the addition of variable displacement (allowing the engine to cruise on four cylinders under light loads) and variable valve timing, which lowers the peak torque rpm. (automobilemag.com)
Fuel economy is said to also improve by 5 percent thanks to a new variable displacement system that can operate on just six cylinders. (automobilemag.com)