What does a cam do in a engine? |
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Cams are devices that transfer rotating motion to linear motion. As a oval shaped cam is rotated against a roller, the roller can move a lever with each revolution.
In an engine, the cams are used to lift the valves that open the inlet and exhaust ports.
First answer by Custermen. Last edit by Custermen. Contributor trust: 678 [recommend contributor]. Question popularity: 1 [recommend question].



