Heavy duty all steel construction for dependable, long service life.

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.

Premium quality motor oil formulated to meet or exceed warranty requirements for 2-cycle outboard engines. Protects engine against heat, friction and rust. Formulated specifically for Mercury Optimax, Yamaha HPDI, BRP Ficht, DI and other high performance injection type engines. Exceeds JASO, ISO, API and NMMA for advanced generation 2 cycle lubricants. Priced each, sold in case quantities only.

Sierra Mercury & Mariner bayonet style fuel fittings.

Sierra seals inboard and inboard/outdrive engines.

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

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

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

Sierra intake/exhaust manifold gaskets inboard, inboard/outdrive and sterndrive engines.

Mercury/Mercruiser 600A type cable. Complete drop-in replacement cable for Mercury/Mercruiser engines. Stainless steel & brass fittings. Stainless cable wire. WHILE QUANTITIES LAST.

Sierra Mercury & Mariner bayonet style fuel fittings.

Sierra o-rings for Mercury and Mercruiser.

Sierra impeller gaskets.

Sierra gaskets for Mercury outboard water pumps and impellers.

Sierra water jacket gaskets.