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 The Osculati Cooling System Water Hose is a versatile and durable solution for marine applications. Made of transparent PVC and reinforced with a steel spiral, this hose offers high flexibility and strength, making it ideal for water intake and drainage into the sea. Available in various sizes and lengths, it ensures optimal performance and compliance with CE 1935/2004 standards.
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$ 211.17
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1-2 weeks delivery time The Osculati HOT Cooling Water Hoses are designed to handle high-temperature water applications. Constructed from special rubber resistant to saltwater, these hoses can endure temperatures ranging from -40°C to +120°C. Reinforced with synthetic fabric for extra durability, they feature a smooth surface for optimal performance in demanding conditions.
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$ 432.11
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1-2 weeks delivery time The Jabsco 51510 10.5 l/min Flexible Impeller Bronze Pump is the industry-standard choice for engine cooling in leisure and work boats. Known for its exceptional performance, this pump is crafted with high-quality bronze and stainless steel to ensure your engine runs at its peak temperature. Ideal for various marine applications, it is designed for easy maintenance and long-term reliability.
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$ 415.98
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1-2 weeks delivery time The Jabsco 51520 cooling pump is a highly reliable and efficient choice for marine engine cooling systems. With a maximum water lift of 4.1 meters and a flow rate of 16 liters per minute, this pump is designed to keep your engine operating at optimal temperatures. Compact, durable, and built to withstand marine environments, it is comparable to the Johnson Pump F4B-8.
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$ 541.66
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1-2 weeks delivery time The Jabsco 29470 cooling pump is designed for optimal engine cooling, offering a reliable 16 l/min flow rate. Equipped with 3/8" nozzles, this pump is comparable to the Johnson Pump F4B-9, ensuring efficient and dependable performance for marine engine cooling systems.
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$ 559.40
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1-2 weeks delivery time The Jabsco 52040 cooling pump offers a flow rate of 36.5 liters per minute, featuring 3/4" nozzles. Designed for efficient engine cooling, this pump ensures optimal performance with a maximum water lift capacity of 5.6 meters. Comparable to the Johnson Pump F5B-8, it is a reliable choice for marine applications.
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$ 561.64
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1-2 weeks delivery time The Jabsco 52080 cooling pump delivers a high flow rate of 80 liters per minute, making it an ideal solution for demanding marine cooling systems. With 1" nozzles and a compact design, it is comparable to the Johnson Pump F7B-8, ensuring optimal engine cooling and performance.
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$ 627.94
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1-2 weeks delivery time The Jabsco 21770 cooling system pump offers a flow rate of 36.5 liters per minute with 1" nozzles, ensuring efficient engine cooling. With compact dimensions of 116x140x78 mm and a maximum water lift of 4.1 meters, it is a reliable choice, comparable to Peugeot/Renault pumps.
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$ 930.15
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1-2 weeks delivery time The Jabsco 50080 V-Electric Clutch Pump offers high-performance, versatile functionality for marine applications. With its durable bronze construction and a capacity of 95 liters per minute, this pump is ideal for use as a cooling water pump, deck pump, or bilge pump, and is available in both 12V and 24V configurations.
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$ 1,309.76
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1-2 weeks delivery time The Jabsco Bronze Flexible Impeller Manual Clutch Pump is a robust, versatile pump ideal for use in marine applications such as cooling water, deck pumping, and bilge pumping. Constructed from durable bronze, it is available in multiple models offering different flow rates to suit various needs.
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$ 1,955.76
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1-2 weeks delivery time The Single Marine Oil Cooler Type 55 and 75 are high-quality, seawater-resistant oil coolers made of durable bronze. These coolers are designed for cooling lubricating oil in engines, gearboxes, or hydraulic systems, ensuring optimal performance and reliability in marine environments. Available in a range of sizes to suit various needs.
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$ 383.91
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1-2 weeks delivery time The Double Marine Oil Cooler Type 55 and 75 are corrosion-resistant oil coolers made from durable bronze, designed to withstand seawater exposure. These coolers are ideal for cooling and lubricating oil in marine engines, gearboxes, or hydraulic systems, offering high efficiency and reliable performance. Available in various sizes to suit different marine applications.
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$ 513.27
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1-2 weeks delivery time The Weld-In Marine Oil Cooler Type 140 is a robust and efficient solution for oil cooling in marine engines, designed to handle the challenges of seawater exposure. Built for longevity and reliable performance, these coolers ensure efficient operation by effectively draining and circulating oil throughout the system. Available in multiple sizes to meet your needs.
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$ 2,006.03
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1-2 weeks delivery time The Weld-In Marine Oil Cooler Type 165, 200, and 230 are durable and efficient solutions designed for marine oil cooling systems. Built to withstand the harsh marine environment, these coolers help maintain optimal oil temperatures, prolonging the life of your engine and minimizing wear. Available in various sizes to meet different cooling demands, they provide reliable service over the long term.
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$ 3,168.99
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1-2 weeks delivery time The Marine Oil Cooler Expansion Tank is a robust steel tank designed for marine applications, equipped with a gas thread and high-pressure cover for optimal performance. Available in three sizes, this tank provides reliable and durable service for maintaining your marine engine's cooling system. Built to last, it is an essential component for extending the lifespan of your equipment.
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$ 502.45
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1-2 weeks delivery time The Marine Oil Cooler Pressure Cap is an essential component designed to maintain the integrity of your marine oil cooling system. Crafted from high-quality brass, this pressure cap ensures durability, rust resistance, and reliable performance under high pressure, promoting the longevity and efficiency of your marine equipment.
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$ 15.07
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1-2 weeks delivery time The Vetus KRAAN Brass Ball Valve is a high-quality, full-bore ball valve made of nickel-plated brass. Suitable for use with both water and diesel fuel, this versatile valve is ideal for marine applications, offering exceptional durability and reliability under various working conditions.
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$ 14.92
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1-2 weeks delivery time The Vetus HCS Hose Clamps are high-quality hose clips made from durable 304 stainless steel. Rust-resistant and designed for a secure fit, these clamps ensure reliable hose connections, offering long-lasting performance in marine environments. Available in a variety of sizes, they cater to different hose needs.
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$ 7.76
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1-2 weeks delivery time Marine Hose Clamps made from high-quality 316 offshore stainless steel offer unbeatable resistance to corrosion, ensuring reliable and secure hose connections. With a range of sizes to choose from, these clamps provide a tight fit, are easy to install, and offer long-lasting performance, even in harsh marine environments.
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$ 6.36
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1-2 weeks delivery time Osculati Hose Clamps are made from premium 304 stainless steel, designed to provide secure and durable hose connections in marine environments. With a wide 13mm band, hexagonal head screws, and rounded edges, these clamps offer reliability and ease of use, ensuring a tight grip without damaging the hoses. Supplied as a set of 10, they are perfect for various applications.
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$ 18.94
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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.