Sierra Boat Parts represents a wide range of marine parts used in engines, fuel systems, electrical components, starters, solenoids, manifolds, gears, and drive parts for the marine industry. These products are designed to replace original components in outboard and inboard power systems, supporting high horsepower engine demands in harsh marine environments, including 4 stroke applications, fuel delivery, ventilation, and drivetrain operation.
|
1-2 weeks delivery time This ignition coil offers excellent ignition reliability for a range of Mercruiser engines, compatible with models produced from 1998 to 2014, with multiple original reference numbers, manufactured by Sierra under product number 18-5465.
|
$ 453.80
-
+
| ||
|
1-2 weeks delivery time These trim relays are suitable for a wide range of Volvo Penta engines, ensuring reliable operation and performance across numerous models, manufactured by Sierra under product number 18-5704.
|
$ 41.35
-
+
| ||
|
1-2 weeks delivery time These essential trim relays are designed for a variety of Volvo-Penta and OMC engines, ensuring optimal performance and reliability across numerous engine models, produced by Sierra under product number 18-5705.
|
$ 22.99
-
+
| ||
|
1-2 weeks delivery time This regulator-rectifier is essential for maintaining stable voltage and current in various Mercury outboard motors, covering specific models and produced by Sierra under product number 18-5732.
|
$ 208.41
-
+
| ||
|
1-2 weeks delivery time These trim relays enhance the performance and reliability of Mercury and Mariner outboard engines, designed for specific engine models and manufactured by Sierra under product number 18-5737.
|
$ 113.13
-
+
| ||
|
1-2 weeks delivery time This rectifier regulator is designed for various Mercury outboard models, ensuring optimal performance and reliability, produced by Sierra under product number 18-5743.
|
$ 345.81
-
+
| ||
|
1-2 weeks delivery time This CDI unit is designed for Johnson and Evinrude outboard engines, ensuring reliable performance for models between 1977 and 1984 with a power range of 4-60hp, manufactured by Sierra under product number 18-5758.
|
$ 201.96
-
+
| ||
|
1-2 weeks delivery time The Breather Filter for Volvo-Penta engines is essential for maintaining optimal engine performance by ensuring clean airflow, enhancing efficiency and longevity, produced by Sierra under product number 18-57702.
|
$ 96.19
-
+
| ||
|
1-2 weeks delivery time The Switch Box for Mercury engines is crucial for controlling engine functions effectively, ensuring reliable operation for various models from 1976 to 2010, produced by Sierra under product number 18-5775.
|
$ 351.70
-
+
| ||
|
1-2 weeks delivery time This CDI unit for Mercury engines plays a vital role in ignition timing, ensuring efficient performance and reliable starting for models from 1977 to 2006, manufactured by Sierra under product number 18-5777.
|
$ 383.49
-
+
| ||
|
1-2 weeks delivery time This CDI for Johnson and Evinrude engines ensures optimal ignition performance and reliability for 2-cylinder models from 1993 to 2005, manufactured by Sierra under product number 18-5785.
|
$ 332.50
-
+
| ||
|
1-2 weeks delivery time These relays are essential for maintaining optimal performance in various engine models, compatible with brands like Evinrude and Johnson, and produced by Sierra under product number 18-5808.
|
$ 63.03
-
+
| ||
|
1-2 weeks delivery time The Mercury Motor Relays are essential components for various Mercury and Mercruiser engines, ensuring reliable performance and operation across models such as V135, V150, and 3.0L, produced by Sierra under product number 18-5817.
|
$ 33
-
+
| ||
|
1-2 weeks delivery time Designed for outboard motors, the Mercury Trim Relay provides optimal functionality for models including V135, V150, and XR4, manufactured by Sierra under product number 18-5818.
|
$ 61.96
-
+
| ||
|
1-2 weeks delivery time These relays are compatible with a range of Mercury and Mariner engines, ensuring smooth operation for various models from 15 to 800, produced by Sierra under product number 18-5820.
|
$ 52.56
-
+
| ||
|
1-2 weeks delivery time The Starter Relays for Yamaha Engines provide reliable starting for models ranging from 9.9 to 100hp, manufactured by Sierra under product number 18-5821.
|
$ 44.16
-
+
| ||
|
1-2 weeks delivery time These relays are designed for a range of Johnson and Evinrude outboard motors, ensuring efficient operation for models from 30 to 300, produced by Sierra under product number 18-5833.
|
$ 91.85
-
+
| ||
|
1-2 weeks delivery time Designed for various Mercury outboard motor models, these relays ensure reliable performance and functionality, manufactured by Sierra under product number 18-5834.
|
$ 73.41
-
+
| ||
|
1-2 weeks delivery time The Trim Relays for Mercury engines are essential for ensuring efficient operation across various models, including V135, V150, and 3.0L, manufactured by Sierra under product number 18-5849.
|
$ 28.85
-
+
| ||
|
1-2 weeks delivery time These starter relays are essential for the efficient operation of Yamaha outboard engines, compatible with models ranging from 40 to 90hp, produced by Sierra under product number 18-5879.
|
$ 145.01
-
+
| ||
What is the functional purpose of a thermostat part in a boat engine system used in Sierra Boat Parts applications?
The functional purpose of a thermostat part in a boat engine system is to regulate coolant flow so the engine maintains its optimal operating temperature under varying loads. In marine products such as aftermarket engine and drive parts, proper temperature control supports efficient marine fuel combustion, protects internal components, and ensures correct vent and cooling behavior during continuous operation. This type of replacement component is commonly referenced within technical ranges associated with sierra marine parts and sierra replacement applications in the marine environment.
How are marine fuel system components designed to operate with mercury engine platforms?
Marine fuel system components are designed to align with mercury engine platforms by matching specific fuel pressure, flow characteristics, and operating temperatures required by these power units. In mercruiser-style applications, such components support consistent engine performance and reliability.