91252-888-003 Oil Seal (25X38X7) - Overview. The 91252-888-003 Oil Seal (25X38X7) is an essential component within Honda marine engine systems. This oil seal plays a vital role in preventing oil leakage and contamination, supporting the engine's lubrication system to maintain smooth and reliable operation. Designed to exact factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Oil seal with specific dimensions: