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 tune up kits. Content varies depending on application.

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 tune up kits. Content varies depending on application.

Sierra tune up kits. Content varies depending on application.

Sierra tune up kits. Content varies depending on application.

Sierra tune up kits. Content varies depending on application.

Sierra replacement engine couplers for Mercruiser engines.

Sierra replacement engine couplers for OMC Sterndrive, Cobra and Volvo engines.

Sierra replacement plates for cooling systems.

A special blend of synthetic base oil and balanced additive system that exceeds the FC-W requirements for marine engine oil. Recommended for gasoline and diesel inboard and sterndrive engines. Provides superior engine protection during startups, operation and storage. Reduces friction and wear for extended engine life with longer lubrication effectiveness than mineral oils. Reduces oil consumption and improves fuel economy. Sold in case quantities only, priced each.

Specifically formulated for the heavy duty inboard marine market, including cruisers and towboats calling for a 15W-40. Suitable for fuels on any sulfur level. Not for use in gasoline engines equipped with catalytic converters. Meets API Service classification up to CK-4 and performance specifications for API service classification SM. Replaces Shell Rotella T4, Delo 400, MerCruiser, Indmar, Pleasurecraft, Crusader, Volvo Penta and MasterCraft. Priced each, sold in case quantities only.

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.

Premium Replacement Ignition Coil for Mercury Outboard Engines This ignition coil fits 1970-2006 (6-40HP – 2 Cyl.), 1976-1997 (45-90HP – 3 Cyl.), 1976-1997 (45-125HP – 4 Cyl.), and 1976-2000 (90-225HP – 6 Cyl.) Mercury outboard engines. Replaces: MERCURY Ignition Coil 339-832757A4 MERCURY Ignition Coil 7370A8 MERCURY Ignition Coil 7370A2 MERCURY Ignition Coil 4995A2 MERCURY Ignition Coil 4995A2 MERCURY Ignition Coil 4774A1 MERCURY Ignition Coil 7370A6 MERCURY Ignition Coil 7370A19 MERCURY Ignition Coil 7370A16 MERCURY Ignition Coil 832757A3 MERCURY Ignition Coil 7370A23 MERCURY Ignition Coil 7370A17 MERCURY Ignition Coil F718475 MERCURY Ignition Coil 832757B4 MERCURY Ignition Coil 7370B13 SIERRA Ignition Coil 18-5186 *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.