Water strainers debris and impurities from incoming sea or raw water, preventing clogs and damage to vital components like engines and pumps. Installed in the water intake system, these strainers ensure smooth operation and protect the vessel's equipment from potential harm in saltwater environments.
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1-2 weeks delivery time Designed for Nanni 2.45 Eco, N2.10, 2.50HE, N2.14, 3.75HE, and N3.21 engines, this cooling water pump ensures optimal coolant flow to prevent overheating, which is crucial for long-term engine performance.
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$ 517.14
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1-2 weeks delivery time Designed for the 4.380TDi, 4.390TDi, and 6.420TDi models, this fuel filter ensures clean fuel flow, protecting the engine from contaminants and optimizing fuel system efficiency for improved engine performance.
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$ 1,034.18
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1-2 weeks delivery time The Nanni Cooling Water Pump is vital for maintaining engine temperature in the 4.200TD and N4.60 engine models. It ensures the cooling system operates efficiently, preventing overheating and ensuring optimal engine performance.
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$ 823.20
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1-2 weeks delivery time The Thor Water Filter is a durable plastic filter compatible with pipe sizes of 12, 16, and 19 mm. It features adapter holes for flexible installation and ensures reliable water filtration performance.
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$ 64.87
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1-2 weeks delivery time The Thor Water Filter Cover protects the filter from damage and contamination. It is designed to fit filters with diameters of 12mm, 16mm, and 19mm, helping to maintain filtration efficiency and system longevity.
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$ 6.05
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1-2 weeks delivery time The O-ring for Thor Water Filter ensures a tight seal to prevent leaks and maintain proper filtration. It is compatible with Thor filters of 12mm, 16mm, and 19mm sizes, ensuring a secure and functional system.
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$ 4.57
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1-2 weeks delivery time The Thor Water Filter is designed for cleaning water efficiently and is available in 19 mm, 25 mm, and 32 mm sizes. With multiple adapter holes, it allows easy installation and delivers reliable filtration for both residential and commercial uses.
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$ 92.95
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1-2 weeks delivery time The Thor Water Filter Cover fits filters with diameters of 19mm, 25mm, and 32mm, offering protection from external elements. This cover helps ensure the longevity and optimal performance of your water filtration system.
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$ 14.72
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1-2 weeks delivery time The O-ring for Thor Water Filter, compatible with 19mm, 25mm, and 32mm sizes, prevents leaks and ensures proper filtration pressure. Made for durability, it provides a reliable seal for routine maintenance and long-term use.
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$ 6.59
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1-2 weeks delivery time The Anti-siphon Loop is a plastic component used in plumbing to control water flow. It features a flap for enhanced control and is compatible with 16 mm, 19 mm, 25 mm, and 32 mm connections, providing effective anti-siphon functionality.
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$ 101.68
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1-2 weeks delivery time The Vetus FTR140FM Fine Mesh Metal Water Strainer Element (article FTR140FM) is a replacement filtration insert designed specifically for all FTR140 series cooling water strainers. Made for fine-particle retention, it is suitable for raw-water cooling applications on E-line systems. This metal element enhances filtration precision while maintaining compatibility with all FTR140/.. housings.
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$ 34.05
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1-2 weeks delivery time The Vetus FTR33019M Heavy-Duty Type 330 Cooling Water Strainer (SKU: FTR33019M) is built with a NAVIDURIN® housing, a metal aluminium inspection lid and Ø19 mm hose connections. Designed for both above- and below-waterline installation, it withstands up to 8 bar pressure and supports a recommended input of 51 litres per minute. Compact dimensions allow easy placement on fast semi-planing and planing vessels while ensuring reliable debris filtration.
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$ 287.59
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1-2 weeks delivery time The Vetus FTR33025M Heavy-Duty Type 330 Cooling Water Strainer (SKU: FTR33025M) features a durable NAVIDURIN® housing, a reinforced aluminium inspection lid and Ø25 mm hose connections. With a recommended input of 91 litres per minute and suitability for installation above or below the waterline, it is tested to withstand 8 bar pressure. Designed for dependable debris filtration, it supports efficient operation of marine cooling systems.
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$ 287.59
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1-2 weeks delivery time The Vetus FTR33032M Heavy-Duty Type 330 Cooling Water Strainer (SKU: FTR33032M) features a NAVIDURIN® housing, a reinforced aluminium inspection lid and Ø32 mm hose connections. Designed for installation above or below the waterline, it is tested to withstand 8 bar pressure and delivers a recommended input capacity of 143 litres per minute. Its heavy-duty construction ensures reliable debris filtration for high-performance marine cooling systems.
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$ 287.59
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1-2 weeks delivery time The Vetus FTR33038M Heavy-Duty Type 330 Cooling Water Strainer (SKU: FTR33038M) features a durable NAVIDURIN® housing, an aluminium inspection lid and Ø38 mm hose connections. Designed for both above- and below-waterline installation, it is tested to withstand 8 bar pressure and supports a recommended input of 200 litres per minute. Its heavy-duty construction ensures reliable debris filtration on fast semi-planing and planing boats.
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$ 287.59
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1-2 weeks delivery time The Vetus CWSCSET Inner Cover Set (SKU: CWSCSET) is a replacement component kit for CWS cooling water strainers. It includes the CWS cover plate, element rubber and O-ring, ensuring proper sealing and reliable operation of the filter assembly. Designed to maintain system integrity, this set restores secure closure and helps preserve correct filtration performance.
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$ 43.65
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1-2 weeks delivery time The Vetus WKIT33013 Installation Kit (SKU: WKIT33013) is designed for mounting Type 330 cooling water strainers with Ø13 mm hose connections. The set includes a 2-meter drinking water hose, a ball valve, four hose clamps, a water scoop and a hose pillar, providing all essential components for a secure and functional installation. Built for reliability, it simplifies the setup of the cooling water intake system.
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$ 86.50
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1-2 weeks delivery time The Vetus WKIT33019 Type 330 Water Strainer Installation Kit (Ø19 mm, brass, without strainer) provides all components required for secure integration of a cooling water strainer system. The kit includes a 2-meter drinking-water-grade hose, a robust ball valve, four hose clamps, a water scoop, and a hose pillar, offering a complete and reliable solution for installing Ø19 mm cooling water connections.
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$ 124.08
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1-2 weeks delivery time The Vetus WKIT33025 Type 330 Water Strainer Installation Kit (Ø25 mm, brass, without strainer) provides all components required for installing an FTR330 cooling water strainer on 25 mm hose connections. The set includes a 2-meter water hose, a sturdy ball valve, four durable hose clamps, a water scoop, and a hose pillar, ensuring a reliable, efficient, and secure cooling water system setup.
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$ 144.36
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1-2 weeks delivery time The Vetus WKIT33032 Type 330 Water Strainer Installation Kit (Ø32 mm, brass, without strainer) is designed for installing an FTR330 cooling water strainer using 32 mm hose connections. The kit includes a 2-meter drinking-water-grade hose, a durable ball valve, four hose clamps, a water scoop, and a hose pillar, providing a secure and efficient setup for marine cooling water systems.
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$ 208.78
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What are the main components of a marine engine cooling system?
A marine engine cooling system consists of several key components designed to regulate engine temperature and prevent overheating. The heat exchanger plays a crucial role by transferring heat from the engine block to the cooling water, while the exhaust manifold and riser help dissipate excess heat as water exits through the exhaust system. Boat engines use either raw water cooling, where water from below the vessel enters and circulates through the system, or a closed-loop system with coolant circulating through a series of heat exchangers to maintain efficient temperature control.
How does the boat cooling system protect the engine block from overheating?
A boat engine cooling system prevents overheating by circulating water or coolant through the engine block to absorb excess heat. In a closed-loop system, coolant runs through a heat exchanger, transferring heat before being cooled and recirculated, while an open-loop system pulls water from the hull, cycles it through the engine, and expels it overboard. Regular checks for corrosion, leaks, and blockages help ensure proper flow and prevent failures that could lead to engine damage.
A well-maintained cooling system also protects critical engine components such as the oil cooler and fuel system by regulating temperature and preventing overheating-related failures. In diesel and Mercruiser engines, the system allows water to enter and flow efficiently, ensuring optimal heat dissipation and engine longevity. Regular replacement of worn-out parts, such as clamps and coolers, helps prevent corrosion buildup, which can restrict flow and increase the risk of system failure, ultimately affecting the vessel’s ability to keep cool and operate efficiently.
Why is it important to regularly clean the cooling system's tank and components?
Regular cleaning of the cooling system's tank and components is essential to prevent scale buildup, salt deposits, and corrosion, which can restrict water flow and reduce cooling efficiency. Marine engine manufacturers recommend inspecting the raw water pump, sea strainer, and coolant mixture on a regular basis to ensure proper circulation and prevent overheating. Unlike car engines, boat engines rely on water from the ocean or a closed-loop system, making maintenance critical to avoid costly repairs and engine failure.