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 replacement engine couplers for Mercruiser engines.

Sierra tune up kits. Content varies depending on application.

Sierra tune up kits. Content varies depending on application.

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.

Replaces points & condensers for true solid state ignition. Uses standard coil, cap and rotor. One-piece, 2-wire hook up. Accurate to withing 1/4° timing accuracy 0 to 6000 RPM range. 18-5298-1 Lobe Sensing Techonology does not require magnetic sleeves.

Sierra tune up kits. Content varies depending on application.