91256-ZVP-003 Oil Seal - Overview. The 91256-ZVP-003 Oil Seal is a crucial component designed for Honda marine engine systems. Its primary role is to prevent oil leaks and contamination within the engine's mechanical assemblies, ensuring smooth and reliable operation. Crafted to meet Honda's factory specifications, this oil seal guarantees seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine OEM Honda Oil Seal engineered specifically fo