What is the difference between LEAP-1A and 1B engines?
What is the difference between LEAP-1A and 1B engines? Fan Diameter: The LEAP-1B has a smaller fan diameter (69. LEAP-1A (78 inches), reflecting its application on the narrower 737 MAX. Specific Design Features: Bypass Ratio:… What is the difference between LEAP-1A and 1B engines?