Shop by Brand Mercury OutboardGasket/Gasket Kit Back Powerhead Gasket Kit 27-13461A99 Viewer:69 OEM No.: 27-13461A99 For Mercury outboard 100 HP You May Also Be Interested In Gasket, Cylinder Head 27-41246-1/41246 1 Gasket 27-8537024/853702 4 Piston Ring 12140-94351-000 STD Piston Kit 12110-95325-025 0.25