Today, variable valve timing VVT, is the next step, to enhance engine output.

Variable valve timing VVT, is responsible for valve timing, or when the valves open and close. Then, there’s the duration, which refers to how long the valves, remain open (or closed). Finally, VVT also affects the valve lift, which is how far the valves actually open.

As you know, your valves are what, activates the breathing of the engine. Consequently, it’s the shape and angle of the camshafts, that control the timing of the breathing.

Variable Valve Timing VVT - Valve Timing Changes, With (RPM)s
Variable Valve Timing VVT – Valve Timing Changes, With (RPM)s

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BY DANNY BENDER