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127 0306 Cam 5 Z

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When the rocker arm presses on the valve stem, the valve opens. This isan open intake valve. The rocker arm presses on the valve stem, workingagainst the spring pressure, which keeps the valve closed normally.
Camshafts Explained - The Engines Personality

 When the rocker arm presses on the valve stem, the valve opens. This isan open intake valve. The rocker arm presses on the valve stem, workingagainst the spring pressure, which keeps the valve closed normally.  View Related Article

 

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