The variable valve timing engine is the most useful technology in modern cars which is used to boost the efficiency and overall performance of the engine. It is basically used for managing the opening and closing of the air intake valve as well as the exhaust valve. It is generally responsible allow the outside air to flow inside by replacing the exhaust emission. As it is comprised of different components such as the hydraulic components and the mechanical components. Here in the given slide, you will know about all the things related to the variable valve timing engine in a car.