Shop by Brand Mercury OutboardGasket/Gasket Kit Back Gasket Kit 27-828553A97 Viewer:91 OEM No.: 27-828553A97 For Mercury outboard 30, 40, 50 HP You May Also Be Interested In Gasket 27-815076/815076 Power Head Gasket Set 27-803663A01/803663A01 Piston Ring 6K5-11601-02-00 STD Power Head Gasket Set 3K9-87121-4/3K9871214M