The Difference Between Variable Valve Timing (VVT) And Variable Valve Lift (VVL), Plus How They Work

Variable valve timing and variable valve lift may sound similar, but they're entirely different. Here are the differences between them and how they work.
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Standard Motor Products Continues Growth of VVT Program

NEW YORK, June 28, 2023 /PRNewswire/ -- Standard Motor Products, Inc. (SMP) continues to add to its Variable Valve Timing (VVT) program, which already includes more than 550 part numbers for import ...
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GM's Variable Valve Timing System Performance Test - 15 Degrees Of Separation - Speed Parts Testing

The tough guy in you says to stab that cam in retarded a few degrees for maximum top-end horsepower, while your more practical alter ego suggests advancing it a hair for improved low-end torque and ...