OMC Back Powerhead Gasket Set 394546 OMC Sterndrive Parts & Accessories Viewer:330 Item No: 394543 Similar fits No: OMC - 0394543 Sierra - 18-4306 GLM - 39380 You May Also Be Interested In Air Silencer Gasket 321497 Impeller Housing Plate 341038 Piston Ring R09-777 Top End Gasket Kit HS-710284