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 thermostats and thermostat housings for Volvo engines.

Sierra replacement plates for cooling systems.

Sierra pipe plugs used in I/O and Inboard engine cooling systems. Pipe sealant with Teflon® is recommended for use on pipe plugs.

Sierra replacement thermostats for Mercruiser inboard/outdrive engines.

Sierra thermostat kits for Volvo engines.

Sierra thermostat kits for Crusader and Pleasurecraft engines.

Sierra replacement plates for cooling systems.

Sierra replacement plates for cooling systems.

Sierra replacement plates for cooling systems.

Sierra replacement engine couplers for Mercruiser engines.

Miscellaneous Sierra cooling system parts for Yamaha outboard engines.

PleasureCraft Marine RP061022 Impeller for Raw Water Pump Impeller for 2003 and newer PCM engines using Serpentine belt and PCM water pump Not for v-belt systems!   Fits Crusader and Pleasurecraft Marine PCM 5.0 , 5.7, 6.0 & 8.1 models with serpentine belt driven water pumps. Will not for V-belt systems.   Replaces : Crusader and Pleasurecraft R061022 , RP061022 , Sierra 18-8926 , Mallory 9-45718

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

Sierra pipe plugs used in I/O and Inboard engine cooling systems. Pipe sealant with Teflon® is recommended for use on pipe plugs.