91212-P01-003 Oil Seal (31x46x7) - Overview. The 91212-P01-003 Oil Seal (31X46X7) is a crucial component within Honda marine engine systems, serving to prevent oil leaks and protect the engine's internal mechanisms from contamination. This oil seal supports the engine lubrication system by providing a tight seal around rotating shafts, ensuring optimal oil retention and system reliability. Crafted to match factory specifications, it ensures seamless integration with existing parts, maintaining o