The Boeing 747 was powered by four engines, a necessity given the sheer size of the airframe. Up until the latest 747-8 variant, the Boeing 747 came with three engine options: While these four engines ...

The Boeing 747-100 was quickly replaced by the 747-200 in 1971. This variant of the 747 featured a stronger airframe and more powerful engines and offered more range. Boeing would build 393 units ...

have four engines and these are among the largest military planes today. As a more modern aircraft featuring several ...

In recent years, the 747 began to lag behind other models because its four engines are too fuel-demanding when compared to newer models. There are only 44 Boeing 747s used for commercial passenger ...

The airline patched a fifth engine onto the wing of the Boeing 747-400 jumbo jet. The engine was destined for another aircraft that became stranded after experiencing mechanical trouble.