15100-ZY6-020ZA Oil Nh8 Pump - Overview. The 15100-ZY6-020ZA Oil Nh8 Pump is an essential part of Honda marine engine systems. It supports the lubrication system by circulating oil throughout the engine to reduce friction, prevent wear, and maintain overall engine health. Engineered to meet exact factory specifications and tolerances, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine OEM Honda oil pump designed for marine