Advertisement Why is the intake valve larger than the exhaust valve? The valve is opened by the cam and the valve spring is closed. When the mixture needs to be sucked into the cylinder, the intake valve will open. When the …
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Advertisement ♼— Airless tire —♼ Airless tires, non-pneumatic tires (NPT) Or flat-free tires are tires that are not supported by air pressure. They are used on some small vehicles such as riding lawn mowers and motorized golf carts. They are …