40202-ZY9-H50ZA Separator *NHB14M* - Overview. The 40202-ZY9-H50ZA Separator *NHB14M* is a key component within Honda marine engine fuel systems. This separator is designed to enhance fuel filtration, preventing water and debris from entering the engine's fuel supply. As an extension part, it supports maintaining engine reliability and efficiency by ensuring clean fuel flow. Engineered to match factory specifications and dimensions, it guarantees seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Functions as a water and fuel separator to improve fuel quality.. OEM genuine Honda part ensuring perfect fit and compatibility.. Designed to support Honda marine engine fuel system performance.. Meets strict factory tolerances for reliable operation.. Integrates cleanly with existing engine hardware and seals.. Maintains expected durability and performance for marine conditions.. Why Choose Genuine OEM. Using original Honda parts like the