Shop by Brand Mercury OutboardGasket/Gasket Kit Back Gasket Kit 27-43004A90 Viewer:85 OEM No.: 27-43004A90 / 27-43004A99 / 27-43004A86 For Mercury outboard 70, 75, 80, 90HP You May Also Be Interested In Gasket 27-812939/812939 Gasket 27-8036635/8036635 Engine Stop Switch Assembly 689-82575-14-00 Clutch, Dog 650-45631-00