Sierra tune up kits. Content varies depending on application.

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 replacement rotors.

Sierra replacement distributor caps for inboard and inboard/outdrive engines.

Sierra tune up kits. Content varies depending on application.

Sierra tune up kits. Content varies depending on application.

Features Kevlar® core maximum durability, stainless steel wound conductor, premium silicone jacketing with OE styled boots sealed barrier against heat, dirt and moisture. Superior RFI suppression the most sensitive electronic systems. Stainless steel spark plug and distributor terminals maximum conductivity.

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 replacement engine couplers for Mercruiser engines.

Sierra replacement plates for cooling systems.

Premium Replacement Ignition Coil for Mercury Inboard Engines (FM V-8 Engines) This ignition coil fits FM V-8 Engines With Delco HEI Ignition, Except MPI Engines With ECM 555. Replaces: MERCURY Ignition Coil 806673T1 MERCURY Ignition Coil 806673 MERCURY Ignition Coil 806673T SIERRA Ignition Coil 806673T  *ARCO Assurance 12-month part and labor warranty protection This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Sierra replacement ignition coils for inboard and inboard/outdrive engines.

Sierra replacement sensors

Sierra tune up kits. Content varies depending on application.

Premium Replacement Ignition Sensor for Mercruiser Outboard Engines This ignition sensor fits GM V-6 & V-8 Engines with Thunderbolt IV and V Ignition. Replaces: MERCRUISER Ignition Sensor 87-892150Q02 MERCRUISER Ignition Sensor 892150A02 MERCRUISER Ignition Sensor 861780A2 MERCRUISER Ignition Sensor 91019A6 MERCRUISER Ignition Sensor 861780Q4 MERCRUISER Ignition Sensor 861780A4 MERCRUISER Ignition Sensor 91019A3 MERCRUISER Ignition Sensor 91019A2 SIERRA Ignition Sensor 18-5116-1  *ARCO Assurance 12-month part and labor warranty protection   This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.