316490 OMC SEAL RETAINER

Genuine OMC Johnson/Evinrude seal retainer (part 316490), also called a retainer cap, is a factory-original component that protects and secures oil seals in the driveshaft or gearcase assembly. This part maintains seal integrity and prevents oil leakage. Available as OEM stock from multiple suppliers, including new old-stock versions in excellent condition. Fits Johnson and Evinrude outboard motors across various model years. Commonly found through eBay and marine parts outlets.