Cylinder deactivation temporarily disables select cylinders in low-demand driving scenarios to save you some fuel. This ...

Don't use the protective valve caps for moving or lifting cylinders. Don't drop a cylinder, or permit them to strike each other violently or be handled roughly. Cylinders must be properly labeled, ...

As the piston returns to the top of the cylinder, the fourth stroke, the burned fuel is pushed ... electric cars and gas ...

The most common way to do this is to stop injecting fuel and close the intake and exhaust valves for the cylinders you want .