Sierra International 18-2945-9 Marine Drain Screw Gasket - Pack of 2
Sierra Mercruiser Lower Gearcase Drain Plug Gasket. Replace your leaky or old, tattered Mercruiser Drain Plug Gasket! Gasket replaces 12-20260, 12-19183 or 12-19183 2. Order Now! Sierra Mercruiser Lower Gearcase Drain Plug Gasket