The Volkswagen EA827 engine is a significant product of automotive engineering, first introduced by Volkswagenwerk AG in 1974. This engine family is characterized by its robustness and versatility, as it is used for both gasoline and diesel engines. The EA827 is a water-cooled engine concept available in configurations ranging from four to eight cylinders and is still in production today. The design of the engine allows for high reliability and performance, making it a preferred choice for various vehicle models. The common cylinder arrangement of 88 millimeters with the gasoline engines demonstrates the flexibility of the EA827, which is suitable for both sporty and everyday applications. This non-fiction book offers a comprehensive analysis and detailed information about the technical aspects and development of the EA827 engine.