What does it do and how?
- posted
17 years ago
What does it do and how?
That is a perfect question to throw at google.
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The system consists of an oil control valve and an actuator on one or two of the camshafts. The actuator can vary the rotational position of the camshaft with respect to the camshaft sprocket, causing the valve timing to change. This can lead to both better emissions and better performance.
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