16130-ZW9-801 Auto Bystarter - Overview. The 16130-ZW9-801 Auto Bystarter plays a critical role in Honda marine engine systems. This component is designed to automatically enrich the fuel mixture during cold starts, ensuring engines start quickly and reliably in various conditions. Engineered to fit seamlessly within the carburetor system of compatible Honda outboard engines, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Desig