Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Next, the electronic control unit actuates an oil control valve which in turn manipulates a pulley controlling the valves on top of each cylinder.
Source: https://www.slashgear.com/1430596/honda-v-tec-vs-toyota-vvt-i/