Description
SIERRA OMC Cobra Water Pump Housing Seal – 18-2541
Water-pump housing rubber seal for OMC Cobra sterndrive water-pump assemblies using OEM 911704. It is intended as an application-specific replacement for the original marine component and is cross-referenced by the OEM/aftermarket numbers listed below.
- Application: OMC Cobra sterndrive water-pump assemblies using OEM 911704
- Function: Seals the water-pump housing interface in the compatible Cobra cooling-water pump assembly.
- Component: Water-pump housing rubber seal
- OEM reference: 911704
- Interchange: GLM: 86630; OMC Stern Drive: 911704
Confirm the engine or sterndrive model, serial range and original part number before installation. During service, inspect adjacent seals, fasteners, hoses and mating surfaces so a related fault is not carried into the repaired assembly.
Specifications
- Component: Water-pump housing rubber seal
- OEM reference: 911704
Interchange / Replaces
- GLM: 86630
- OMC Stern Drive: 911704



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