Description
SIERRA Gearcase-to-Inner Exhaust Housing Seal for Johnson/Evinrude – 18-8353 is a fit-specific Johnson/Evinrude seal installed between the gearcase and inner exhaust housing where OEM 320961 is specified. This gasket helps maintain the intended exhaust and water sealing interface when the lower unit is serviced or removed.
This Sierra service part is intended for the application described below. Match hose size, connector style, engine family, drive model, or OEM reference number as applicable before installation.
Key Features
- For Johnson/Evinrude outboards
- Seals gearcase to inner exhaust housing
- Service item for lower-unit removal/reinstallation
- Direct replacement for OMC 320961
- Fit-specific molded/gasket sealing component
Specifications
- Product type: Gearcase-to-inner-housing seal
- Application: Johnson/Evinrude outboard
- OEM reference: 320961
- Service area: Gearcase / exhaust housing
- Sierra part number: 18-8353
Interchange
- Johnson/Evinrude / OMC 320961
- Johnson/Evinrude / OMC 0320961
- BRP 777896

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