91254-ZZ3-013 Water Seal - Overview. The 91254-ZZ3-013 Water Seal is a critical part of Honda marine engine systems, specifically engineered to provide a reliable seal within the water pump assembly. This seal is vital for preventing water intrusion into sensitive internal components, thus ensuring the smooth operation and extended durability of your marine engine. Designed with precision, this seal fits perfectly with factory hardware, guaranteeing a seamless installation and maintaining optima