31227-ZY6-003 Brush Set - Overview. The 31227-ZY6-003 Brush Set is a genuine Honda part designed specifically for Honda marine engine systems, supporting the starter motor system. This essential brush set plays a crucial role in maintaining reliable electrical contact within the starter motor, ensuring smooth and dependable engine starts. Manufactured to exact factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Feature