Shop by Brand Mercury OutboardGasket/Gasket Kit Back Gasket Kit 27-78028A78 Viewer:104 OEM No.: 27-78028A78 For Mercury outboard 35, 40 HP You May Also Be Interested In Gasket 27-96542-1/96542 1 Gasket 27-41245-1/41245 1 Battery Cable 6H3-82105-00-00 Top Cowling 69S-42610-20-4D