91251-ZW2-F01 Seal (17X26X7) - Overview. The 91251-ZW2-F01 Seal (17X26X7) is a crucial water seal component used in Honda marine engine systems. It serves as a protective barrier in the water system, designed to prevent water leaks and protect internal engine components from exposure to water and contaminants. This OEM seal ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Precision seal with dimensions 17mm inner diameter, 26mm oute