Upper Drive Unit Cap, Mercruiser

Upper Drive Unit Cap. For Mercruiser Stern Drive. For: Gen II s/n 0F680000 & Up. Replaces Mercruiser 18312A3, 828692A1, Mallory 9-78120, and GLM 28402. Premium Quality For Longer Life. Meets or exceeds manufacturer's recommended specifications. Backed by Sierra's limited lifetime warranty. For: Gen II s/n 0F680000 & Up Replaces Mercruiser 18312A3, 828692A1, Mallory 9-78120, and GLM 28402 Premium Quality For Longer Life Meets or exceeds manufacturer's recommended specifications Backed by Sierra's limited lifetime warranty