Shop by Brand Mercury OutboardGasket/Gasket Kit Back Powerhead Gasket Kit 27-90484A88 / 500-214 Viewer:72 OEM No.: 27-90484A88 / 500-214 For Mercury Outboard 135-150 HP 2.0L V6 Year 78-90 You May Also Be Interested In Gasket, Water Pump Housing Plate 27-16160/16160 Gasket 27-96542-1/96542 1 Bearing 338-00042-0/338000420M Gasket, Float Chamber 6E5-14384-00