Sierra for Mercruiser engines. Manifolds are painted, packaged and leak tested. Includes exhaust manifold gasket set.

Sierra for Mercruiser engines. Manifolds are painted, packaged and leak tested. Includes exhaust manifold gasket set.

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 for Mercruiser engines. Manifolds are painted, packaged and leak tested. Includes exhaust manifold gasket set.

Sierra water circulating pumps for Mercruiser.

Sierra mounting kits for exhaust elbows and risers

Sierra manifolds are painted, packaged and leak tested. Includes exhaust manifold gasket set.

Top mount, front entry starter for GM and Ford endings. Clockwise rotation, 9 tooth.

Miscellaneous Sierra cooling system parts for Mercury and Mariner outboard and Mercruiser engines.

Sierra replacement drain screws and gaskets for Mercury and Mercruiser.

Sierra exhaust elbow gaskets.

Sierra impeller gaskets.

Sierra pipe plugs used in I/O and Inboard engine cooling systems. Pipe sealant with Teflon® is recommended for use on pipe plugs.

Sierra replacement drain screws and gaskets for Mercury and Mercruiser.

Sierra replacement drain screws and gaskets for Mercury and Mercruiser.