OMC Back Adapter to Powerhead Gasket 329828 OMC Sterndrive Parts & Accessories Viewer:287 Item No: 329828 Similar fits No: OMC - 0329828 Sierra - 18-1205 Mallory - 9-60425 GLM - 35430 You May Also Be Interested In Valve 396521 Float Valve Assy 396522 Gasket 420950850 Throttle Cable 707-000-097