A V-12 engine is a type of internal combustion engine that features twelve cylinders arranged in a V configuration. This design allows for a smoother operation and more power compared to engines with fewer cylinders. V-12 engines are commonly found in high-performance vehicles, luxury cars, and some aircraft, providing a balance of power and refinement. The V-12 engine's configuration helps reduce vibrations and enhances the engine's overall efficiency. Notable examples of vehicles with V-12 engines include the Ferrari 812 Superfast and the Lamborghini Aventador. These engines are celebrated for their performance and distinctive sound, making them popular among car enthusiasts.