91355-ZZ3-003 O-Ring (2.0X45.5) - Overview. The 91355-ZZ3-003 O-Ring (2.0X45.5) is a precision-engineered sealing component intended for Honda marine engine systems. This critical part supports the fuel and mechanical systems by providing a tight, durable seal to prevent leaks and maintain system integrity. Specifically designed to match Honda factory specifications, the O-Ring ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuin