The video shows a person working on a car engine. The person is using a tool to loosen a bolt on the engine. The person then removes the bolt and replaces it with a new one. The person's hands are visible in the video, and they are wearing a red shirt. The engine is silver and has various other components attached to it. The tool used to loosen the bolt is silver and has a black handle. The new bolt is also silver and has a black washer on it. The video is shot in a well-lit garage, and the person appears to be experienced in working on engines.