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.

Replaces Mercury #91-896661 for Optimax® and Verado® outboards that utilize a vapor separator with a top screw-in type filter.

Replacement fuel filters for Volvo Penta.

Restores lost power and performance by cleaning clogged fuel injectors using proprietary polyether amine (PEA) detergent technology. Removes deposits that begin to form with every tank of gasoline. Saves gas by keeping fuel injectors clean. Made with highest quality premium PEA and FLA technologies to specifically address and treat the newer direct injection fuel systems in addition to traditional intake-port delivery systems. Provides total system clean-up and keep-clean, fuel lubricity additive, and fuel stabilizer. Increases power and performance, reduces emissions, improves fuel economy prevents rough idle, hesitation and stalling. Helps with cold start-up problems, prevents premature spark plug fouling, reduces deposit-related engine knocking and pinging, helps prevent injector misfire codes. For use with 18-8600 E-GO! Fuel Injector Cleaning Kit. See Shop & Service Equipment section for details.

Sierra fuel water separators remove over 98.8% of emulsified water from gasoline. Sierra's 10 micron filters are over 90% efficient at removing particles as small as 10 micron. All filters flow at 90 GPH. 10 micron filters are recommended to prevent damage to inboard and outboard fuel injection systems. Kits include two brass pipe plugs. Display packaged.

Sierra fuel water separators remove over 98.8% of emulsified water from gasoline. All filters flow at 90 GPH. Kits include 2 pipe plugs. Display packaged.

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

Complete in-line fuel filter kit with transparent housing to allow visual assessment of fuel flow and filter condition. Contains housing, replaceable element and fittings. Display packaged.

Sierra Mercury and Mariner clip style fuel fittings.

Replacement filters for Mercury outboards.

Replacement filters for Mercury outboards.

Replacement filters for Mercury outboards.

Replacement filters for Mercury outboards.

Replacement filters for Mercury outboards.

Replacement filters for Mercury outboards.