Suggested for high horsepower engines (115HP and up). Built for extreme use. May be used in either freshwater or saltwater on stainless propellers.

Recommended for low to high horsepower under regular use. May be used in freshwater and occasionally in saltwater. Use with aluminum and stainless propellers.

Sierra lower unit seal kit for Johnson, Evinrude and BRP outboard engines and OMC/Cobra sterndrive engines.

Sierra's 10 micron filters are over 90% efficient at removing particles as small as 10 micron. All filters flow at 90 GPH. 10 micron filters are recommended to prevent damage to sensitive inboard and outboard fuel injection systems. Display packaged.

Sierra lower unit seal kit for Johnson, Evinrude and BRP outboard engines and OMC/Cobra sterndrive engines.

Sierra lower unit seal kit for Johnson, Evinrude and BRP outboard engines and OMC/Cobra sterndrive engines.

Sierra lower unit seal kit for Johnson, Evinrude and BRP outboard engines and OMC/Cobra sterndrive engines.

Sierra lower unit seal kit for Johnson, Evinrude and BRP outboard engines and OMC/Cobra sterndrive engines.

Sierra lower unit seal kit for Johnson, Evinrude and BRP outboard engines and OMC/Cobra sterndrive engines.

Sierra lower unit seal kit for Johnson, Evinrude and BRP outboard engines and OMC/Cobra sterndrive engines.

Sierra lower unit seal kit for Johnson, Evinrude and BRP outboard engines and OMC/Cobra sterndrive engines.

Sierra lower unit seal kit for Johnson, Evinrude and BRP outboard engines and OMC/Cobra sterndrive engines.

Sierra lower unit seal kit for Johnson, Evinrude and BRP outboard engines and OMC/Cobra sterndrive engines.

Sierra lower unit seal kit for Johnson, Evinrude and BRP outboard engines and OMC/Cobra sterndrive engines.

Sierra lower unit seal kit for Johnson, Evinrude and BRP outboard engines and OMC/Cobra sterndrive engines.