Sierra hgh performance ignition coils for inboard and inboard/outdrive engines. Oil filled for better cooling and long life. Produces higher voltage needed to run larger spark plug gaps for added power and better fuel economy. Compatible with capacitive discharge systems.

Sierra fuel pumps and replacement parts for sterndrive & I/O engines.

Sierra head gaskets for Johnson, Evinrude and BRP outboard engines.

Sierra replacement shift parts for Mercury and Mariner engines.

Sierra power trim hose for Mercury outboard engines. For all power trim equipped, inline engines except models with power trim pump mounted between the engine clamp brackets.

Sierra power trim hose for Mercury outboard engines. For all power trim equipped, inline engines except models with power trim pump mounted between the engine clamp brackets.

Sierra hoses for cooling systems. 3-1/2" ID, 4" Long.

Sierra hoses for cooling systems. 3-1/2" ID, 4" Long.

Sierra hoses for cooling systems. 3-1/2" ID, 4" Long.

Sierra hoses for cooling systems.

Sierra replacement thermostats for Mercruiser inboard/outdrive engines.

Sierra replacement thermostats for OMC Sterndrive/Cobra inboard/outdrive engines.

Sierra thermostat kits Mercruiser inboard/outdrive engines.

Sierra thermostat kits Mercruiser inboard/outdrive engines.

Sierra thermostat kits for OMC Sterndrive/Cobra engines.