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.
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1-2 weeks delivery time This versatile Impeller for Tohatsu Engines is designed for a wide range of models, including 40 to 140, ensuring reliable performance and durability with original references 3B7-65021-2 and 3C7-65021-1. Brand: Sierra, Product Number: 18-8924.
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$ 107.57
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1-2 weeks delivery time This comprehensive Impeller Kit and Seals for Crusader Engines includes seals and is designed for optimal performance in Crusader inboard engines, compatible with models 5.7L, 6.0L, and 8.1L, featuring 10 blades and an original reference of RP061022. Brand: Sierra, Product Number: 18-8926.
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$ 96.24
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1-2 weeks delivery time The reliable Impeller for Yanmar Engines is designed for Yanmar inboard engines, ensuring efficient operation and longevity for models 1GM and 1GM10, with an original reference of 128176-42071 and featuring six blades. Brand: Sierra, Product Number: 18-8951.
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$ 56.65
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1-2 weeks delivery time The Engine Water Flusher for Inboard Cooling Systems by Sierra Marine is ideal for flushing most inboard engines, effectively cleaning the cooling system of salts and sediments, allowing for tuning and adjustments right in your driveway. Brand: Sierra, Product Number: 18-9009.
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$ 36.74
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1-2 weeks delivery time The Set of Crimp Clamps and Pliers includes a crimping tool and 50 clamps of various sizes, providing versatile applications for securing hoses and fittings. Brand: Sierra, Product Number: 18-9125-1.
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$ 440.15
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1-2 weeks delivery time These 10 Rivet Clamps for Fuel Hose are specifically designed for Evinrude engines with an inlet diameter of 14.5 mm, ensuring secure connections for fuel lines. Brand: Sierra, Product Number: 18-9132-9.
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$ 29.78
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1-2 weeks delivery time The Shields Sternflex Sheath Flange (Black) is made from UV-stabilized plastic and is compatible with Shields Sternflex 2" outboard motor housings, ensuring durability and reliability in marine applications. Brand: Sierra, Product Number: 18-9761B.
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$ 18.52
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1-2 weeks delivery time This Shields Sternflex Jacket Flange (Grey) is designed for use with Shields Sternflex 2" outboard motor housings and is made from UV-stabilized plastic to withstand harsh marine conditions. Brand: Sierra, Product Number: 18-9761G.
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$ 18.52
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1-2 weeks delivery time The Shields Sternflex Jacket Flange (White) is also compatible with Shields Sternflex 2" outboard motor housings, constructed from UV-stabilized plastic for enhanced durability and performance. Brand: Sierra, Product Number: 18-9761W.
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$ 18.52
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1-2 weeks delivery time The One-hand Grease Gun is designed for easy manual use with one hand and is compatible with 400g cartridges, making it convenient for maintenance tasks in marine environments. Brand: Sierra, Product Number: 18-9782-1.
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$ 80.10
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1-2 weeks delivery time The Grease Gun for 85g Cartridges is compatible with 85g cartridges and comes with various nozzles for versatility, although it requires manual filling as cartridges are no longer available in Europe. Brand: Sierra, Product Number: 18-9783.
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$ 77.65
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1-2 weeks delivery time The Drum Oil Pump is designed for efficient oil transfer from drums ranging from 60 to 208 liters, providing a reliable solution for various drum sizes. Brand: Sierra, Product Number: 18-9784.
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$ 158.14
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1-2 weeks delivery time The Lower Unit Fill Tube Standard is perfect for flushing and filling small gearcases with a 10 oz tube package, making it ideal for DIY home maintenance and includes the appropriate lower unit fitting for specific applications. Brand: Sierra, Product Number: 18-9786.
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$ 50.88
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1-2 weeks delivery time The Lower Unit Fill Tube (Import) is also suitable for flushing and filling small gearcases with a 10 oz tube package, great for DIY home maintenance and includes the necessary lower unit fitting for specific applications. Brand: Sierra, Product Number: 18-9787.
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$ 62.26
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1-2 weeks delivery time The Adapter for Filling Yamaha Lower Unit is designed for hoses or pumps, allowing for efficient filling of Yamaha lower units. Brand: Sierra, Product Number: 18-9794.
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$ 10.17
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1-2 weeks delivery time The Filling Adapter for Suzuki Lower Unit facilitates the easy connection of hoses or pumps to Suzuki lower units, designed specifically for this purpose. Brand: Sierra, Product Number: 18-9795.
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$ 21.09
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1-2 weeks delivery time The Multi Meter DVA Tester is essential for testing electrical and ignition systems, particularly in Mercury models, and includes a VOA meter with a built-in direct voltage adapter, compatible with several Mercury and Mallory Marine parts. Brand: Sierra, Product Number: 18-9801.
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$ 292.26
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1-2 weeks delivery time The Timing Light is a self-powered tool accurate up to 10,000 RPMs, serving as a replacement for Mercury/Mariner part number 91-99379, making it essential for engine timing diagnostics. Brand: Sierra, Product Number: 18-9802.
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$ 385.42
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1-2 weeks delivery time The Alpha 1 Shaft Nut Wrench for Gen II and Bravo drives has an original reference of Mercury part number 91-17256, providing a reliable solution for securing and adjusting shaft nuts. Brand: Sierra, Product Number: 18-9803.
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$ 216.65
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1-2 weeks delivery time The Shift Cable Tool is designed to replace Mercury Marine part number 91-12037, facilitating the installation and adjustment of shift cables in marine applications. Brand: Sierra, Product Number: 18-9806E.
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$ 71.73
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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.