Lower Unit Seal Kit – Fits Mercury/Mariner 9.9-25HP Outboards (Replaces 26-85090A2, 18-2624) 165-260HP Brand Part Number OMC 983218

Brand Part Number OMC 983218 OMC 0983218 OMC 0778061 Sierra 18-3386 Sierra 18-3286 GLM 12190 Mallory 9-45286 SEI Marine 96-105-09K OBR Red Rhino OS-152 SOXA Marine 23KO449 JLM Marine 46-00017

Fits OMC Cobra sterndrive engines (1968 and newer) with 2

and Yamaha that are confirmed to be incompatible

Carefully remove the old O-ring or gasket and the worn impeller

and Yanmar 128990-42200 series parts

Lower Unit Seal Kit – Fits Mercury/Mariner 9.9-25HP Outboards (Replaces 26-85090A2, 18-2624) 165-260HP Brand Part Number OMC 983218Product Details This Lower Unit Seal Kit provides the essential components to service and reseal the lower gearcase on Mercury Mariner 9. 925HP outboard engines. Designed for both 2 Stroke and 4 Stroke models, this kit helps prevent water intrusion and gear lube leaks, restoring the integrity of your outboard's lower unit. It serves as a direct aftermarket replacement for Mercury OEM part 26 85090A2 and interchanges with Sierra 18 2624 and SeaSierra