91262-SL4-005 Oil Seal - Overview. The 91262-SL4-005 Oil Seal is a vital component in Honda marine engine systems. Its primary role is to prevent oil leakage within the engine, ensuring smooth operation and protection of internal components. Specifically designed for Honda outboard motors, this oil seal guarantees precise compatibility and reliable performance. Engineered to factory specifications with exact dimensions and tolerances, it ensures seamless integration with existing parts, maintain