Boeing 737 on Instagram: "The Boeing 737 MAX engine, the CFM International LEAP-1B, is a modern and efficient version designed to reduce fuel consumption and noise, while also minimizing environmental impact. With a larger fan diameter and a high bypass ratio, it moves more air with less fuel. The use of advanced materials, such as composites and ceramics, enhances its durability and thermal efficiency. Mounted in a higher and forward position on the wings, this engine helps improve the aircraft