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Variable valve lift vs variable valve timing - VVL vs VVT

What is VVL? What is VVT? How does VVL/VVT work? What is variable valve lift? What is variable valve timing? We're going to ...
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How VTEC Works - A Simple Explanation

VTEC allows for differing cam profiles, meaning different valve lift and duration, depending on the engine RPM. This video will dissect a Honda Civic Type R engine to show the ins and outs of how VTEC ...