Shop by Brand Mercury OutboardGasket/Gasket Kit Back Gasket Kit 27-828553A97 Viewer:99 OEM No.: 27-828553A97 For Mercury outboard 30, 40, 50 HP You May Also Be Interested In Gasket, Pump Body 27-16326/16326 Powerhead Gasket Kit 27-815791A92 Power Pack 582453/0582453 Pin, Cotter 91490-40025-00/91490-40030-00