15162-393-000 Rotor A (Outer) - Overview. The 15162-393-000 Rotor A (Outer) is a critical component of the Honda marine engine oil pump system. This external rotor plays a vital role in the engine's mechanical operation by ensuring efficient rotation within the oil pump assembly, which supports the lubrication system essential for reliable engine performance. Designed according to factory specifications, it guarantees seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine Honda OEM external rotor component with part number 15162-393-000.. Essential for the oil pump system of Honda marine engines.. Precisely manufactured to match factory dimensions and tolerances.. Provides smooth and efficient mechanical motion crucial to oil circulation.. Designed to fit cleanly with existing seals and hardware.. Maintains system reliability and expected durability through OEM-style quality.. Why Choose Genuine OEM. Using original Honda parts l