Atkinson cycle using the center-spooled variable valve timing with mid-position lock system (VVT-iW), and intensified in-cylinder turbulence to achieve high-speed combustion.
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Overview of VVT-iW
 8AR-FTS – Dual VVT-iW |  |
Center-spooled variable valve timing with mid-position lock system (VVT-iW)
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