Honda BF75DK4 - BF100AK1 400 Hour Maintenance Kit - 06161-ZY9-000. Keep your service schedule simple with the Honda 400 Hour Maintenance Kit for BF75DK4 through BF100AK1 outboards. This kit is designed to streamline routine maintenance by grouping commonly replaced service items into one convenient package, helping you protect performance, support clean operation, and reduce the chances of missed parts during a major interval.. Superseded Part Number. 06161-ZY9-000 has been superseded by 06161-ZY9-010.If you ordered or referenced the older number, the newer part number is the correct replacement and is used for fulfillment.. Key Features. Complete 400 hour service kit for Honda BF75DK4 through BF100AK1 outboards. One-kit convenience helps reduce ordering errors and saves time. Supports long-term reliability and consistent performance. Ideal for seasonal service, preventative maintenance, and shop efficiency. Genuine Honda kit components for proper fit and dependable function. Fitment.