Sierra Marine Engine Parts & Drive Parts   Sierra Marine is a trusted name in aftermarket replacement boat engine and drive parts. Sierra’s products are designed and engineered to exceed the high horsepower demands of today’s engines in the harshest marine environments. All Sierra products meet or exceed the original equipment part it replaces.   If you need help finding a part, we need, Make, Model, Year, Horsepower, and Serial number of your engine.   Warning: We can no longer ship engine parts International or to California Due to Prop 65.

Sierra o-rings for Johnson, Evinrude and BRP outboards and OMC Sterndrive and Cobra engines.

Constructed with THV barrier layer to prevent permeation, polyester reinforcement and CPE weather and UV resistant cover. EPA and CARB compliant. Hose construction is easy to rig, clamp and maintains flexibility under a range of extreme environmental conditions. Gray color keeps hose cooler to help prevent vapor lock. For use in above deck primer bulb applications. Resistant to ethanol blend fuels. Not fire retardant. Meets SAE J1527 Type B1-15 requirements.

Constructed with THV barrier layer to prevent permeation, polyester reinforcement and CPE weather and UV resistant cover. EPA and CARB compliant. Hose construction is easy to rig, clamp and maintains flexibility under a range of extreme environmental conditions. Gray color keeps hose cooler to help prevent vapor lock. For use in above deck primer bulb applications. Resistant to ethanol blend fuels. Not fire retardant. Meets SAE J1527 Type B1-15 requirements.

Sierra o-rings for Johnson, Evinrude and BRP outboards and OMC Sterndrive and Cobra engines.

Sierra o-rings for Johnson, Evinrude and BRP outboards and OMC Sterndrive and Cobra engines.

Sierra o-rings for Johnson, Evinrude and BRP outboards and OMC Sterndrive and Cobra engines.

Sierra powerhead base gaskets for Johnson, Evinrude and BRP outboard engines.

Sierra o-rings for various applications on outboard and inboard/outdrive engines.

Sierra seals inboard and inboard/outdrive engines.

Sierra o-rings for Johnson, Evinrude and BRP outboards and OMC Sterndrive and Cobra engines.

Sierra bypass cover gaskets.

Sierra pivot pin end caps for Mercruiser.

Sierra block cover gasket.

Sierra gaskets for Mercury outboard water pumps and impellers.