Variable Valve Lift vs Variable Valve Timing - VVL vs VVT

What is VVL? What is VVT? How does VVL/VVT work? VW VR6 Engine Explained - https://youtu.be/Y0LKWt3Ttic Subscribe for new videos every Wednesday! - https://goo.gl/VZstk7 What is variable valve lift? What is variable valve timing? We're going to look at the valvtrain from a 2009 Audi 2.0L I4 Turbo engine to check out the differences. Variable valve lift is used to enhance performance depending on the RPM and load, while variable valve timing is typically used for emissions control (lowering combustion

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• #vvl
• #audi
• #vw