All Boeing 737 MAX models are powered by the CFM International LEAP-1B engine, specifically developed for this aircraft family. This engine was designed to provide greater fuel efficiency, lower carbon emissions, and quieter performance compared to the previous generation engines (CFM56 used on 737 NG). Key Features of the LEAP-1B Engine: • Thrust: Ranges from 23,000 to 28,000 pounds, depending on the model (MAX 7, 8, 9, or 10). • Fan Diameter: 69.4 inches (176 cm), larger than the CFM56. • Adva