16016-935-004 Holding Bolt Set - Overview. The 16016-935-004 Holding Bolt Set is an essential component designed for Honda marine engine systems. It serves the critical function of securely fastening key components within the engine, ensuring reliable operation and structural integrity. Specifically engineered for the fuel pump assembly, this bolt set supports proper mechanical fastening and contributes to overall engine stability. Precision made to meet factory specifications, it ensures seamle