91212-ZY3-003 Oil Seal (41X66X8) - Overview. The 91212-ZY3-003 Oil Seal (41X66X8) is a critical component within Honda marine engine systems. This oil seal plays a vital role in preventing oil leakage and keeping contaminants out of the engine environment, thereby supporting smooth operation and longevity of the marine equipment. Engineered precisely to Honda standards, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Precision o