Sierra 18-2799 Lower Unit Seal KitSierra replacement lower unit seal kit for Yamaha and Johnson/Evinrude Outboards.Interchangeable with: Johnson/Evinrude Outboard; 332000; Yamaha Outboard; 61A-W0001-20-00; 61A-W0001-21-00; 61A-W0001-C1-00; Seal Kit Contains: Muffler gasket; Water seal damper; 18-99000 Exhaust manifold gasket; 18-99001 Upper casing gasket; 18-4698 Drain fill washer; 18-0244 Water pump gasket; 18-7485 O-ring; 18-7444 O-ring; 18-7182 O-ring; 18-7483 O-ring; 18-0265 Oil seal; 18-0266 Oil seal; 18-0267 Oil seal; 18-1835 Water seal damper;