Category OMC Back Gasket 331363 OMC Sterndrive Parts & Accessories Viewer:251 Item No: 331363 Similar fits No: OMC - 0331363 / 0338876 / 0777739 Sierra - 18-2879 GLM - 33110 You May Also Be Interested In Cylinder Head Gasket 327795 Powerhead Gasket Set 394546 Complete Gasket Kit HS-711165B Connecting Rod Kit CR112