Shop by Brand Tohatsu Nissan OutboardO-Ring Back O-Ring 3C8-00108-0/3C8001080M Viewer:932 OEM No.: 3C8-00108-0/3C8001080M For TOHATSU/NISSAN outboard 40, 50 HP M40D2 M50D2 NS40D2 See More NS50D2 You May Also Be Interested In O-Ring 332-60103-0/332601030M O-Ring 336-62415-0/336624150M Piston Ring 12140-96301-000 STD Carburetor Kit 18-7219