41100-ZVL-601ZB Gear Nhb14m Case - Overview. The 41100-ZVL-601ZB Gear Nhb14m Case is a crucial component within Honda marine engine systems. This part serves as the protective housing for gears, playing an essential role in the gear system by maintaining the integrity and functionality of the marine propulsion system. Manufactured to exact factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Precisely designed