Hyundai's brilliant engine technology continuously varies valve duration! Variable Valve Timing vs Lift (VVL vs VVT) - https://youtu.be/I5dy2Vnf95w Subscribe for new videos every Wednesday! - https://goo.gl/VZstk7 The world’s first production CVVD engine! CVVD stands for continuously variable valve duration. This technology is currently used in the 1.6L turbo engine of the 2020 Hyundai Sonata. In
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