911704 OMC SEAL

The OMC 911704 is a genuine water pump to plate seal made of durable rubber for OMC Cobra sterndrive motors, approximately 2.5-5.8 liter engines. This impeller housing seal maintains the water pump integrity and prevents water leakage in the cooling system. The part is also identified as 0911704 and is equivalent to Sierra Marine 18-2541. It was used on Cobra stern drives from the 1980s-1990s and remains available from marine parts distributors.