Engine degreasing is the process of removing grease, oil, and dirt from the surface of an engine. This is important for maintaining the engine's performance and longevity, as built-up grime can lead to overheating and other issues. Degreasing helps mechanics inspect the engine more easily and identify any potential problems. To degrease an engine, a specialized degreaser is applied to the surfaces, often followed by scrubbing with a brush. Afterward, the area is rinsed with water or wiped down to remove any residue. Regular engine degreasing can enhance the appearance of the engine and improve its efficiency.