The Continental AV1790 is an American V12 tank engine used in a wide array of armoured vehicles. It was designed by Continental Motors, a company with a long history of specialising in engines for military and civilian applications. The AV1790 has different versions, depending on the fuel type and the cooling system. The gasoline versions has a displacement of 29.36 litres and a power output of around 650 to 810 hp. The diesel versions has a displacement of 29.36 litres and a power output of around 643 to 908 hp, as well as a turbocharger or supercharger to increase air intake and performance. The AV1790 is known for its reliability and durability, being considered by mechanics and engineers alike as one of the most powerful and versatile engines ever made for armoured vehicles.