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 Price incl. 19% VAT The Osculati 16.051.02 Nauco 335 Pump is a robust marine pump designed for engine circulation systems. With its bronze body and neoprene impellers, it offers durability and efficient performance. This pump, compatible with 1-inch hoses, delivers a flow rate of 107 liters per minute at 2000 RPM, ensuring optimal engine function. Utilizing a rubber ring seal, it provides secure operation and reliability, making it an essential component for marine water circulation needs.
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€ 417,60
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.052.01 Nauco 335 Pump is a reliable marine pump designed for engine circulation systems. Its bronze body and neoprene impellers ensure durability and efficient performance. With a flow rate of 46 liters per minute at 2000 RPM, it provides sufficient water circulation. Utilizing a mechanic seal, it offers secure operation and compatibility with 3/4-inch hoses, making it an essential component for marine applications.
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€ 410,82
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.052.02 Nauco 335 Pump is a reliable marine pump designed for engine circulation systems. With its bronze body and neoprene impellers, it ensures durability and efficient performance. Providing a flow rate of 46 liters per minute at 2000 RPM, it offers sufficient water circulation for optimal engine function. Utilizing a rubber ring seal, it provides secure operation and compatibility with 3/4-inch hoses. This pump is equivalent to the Johnson F7B-8-10-24571-13 model, ensuring reliability and convenience for marine applications.
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€ 404,47
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.055.00 Nauco FPR050F Pump is a versatile marine pump designed for engine circulation systems. With its bronze body and neoprene impellers, it ensures durability and efficient performance. This pump comes with spare parts, including a motor and impeller, providing convenience and longevity. Equipped with a 1-inch flanged inlet, it offers secure connections. Additionally, it's equivalent to Jabsco and Johnson models, ensuring compatibility and reliability for various marine applications.
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€ 484,05
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.059.00 Nauco FPR044 Pump is a robust and reliable choice for fluid transfer, featuring a bronze body and neoprene impellers. Specifically designed to be connected to the engine, this pump ensures efficient performance in various applications. For spare parts and compatibility, it can be paired with the Nanni spare motor and is equivalent to the Johnson F5B-9-10-24184-1 and MVM-F5B-9-24086-1. Additionally, spare impellers with code 16.194.05 are available for easy maintenance, making the Nauco FPR044 Pump a versatile and dependable solution for your pumping needs.
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€ 370,74
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.065.00 Nauco FPR040 Flanged Pump is crafted with a durable bronze housing and features a neoprene impeller, designed to withstand the harsh conditions of marine environments. This pump operates mechanically, typically powered by a boat engine, and is equipped with 3/4" connections for easy installation. It is compatible with Johnson pumps bearing specific codes, making it versatile for various marine applications. Additionally, a spare impeller is available for convenient maintenance, ensuring continuous functionality.
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€ 361,56
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1-2 weeks delivery time Price incl. 19% VAT Upgrade your marine engine with the Osculati 16.067.01 Nauco 324485 Pump. This high-quality pump features a robust bronze body and neoprene impellers, ensuring reliable performance when connected to the engine. Specifically designed for compatibility with engines such as Volvo MD2030/MD2040, Derkins M25/30/M3HD20, M35/M40/MC42, 3HD46/M50/M60/M80T, Stamegna SM40/70/160/180, SMV35, and equipped with a 3/8" inlet, it facilitates efficient water circulation. The pump is equivalent to Johnson F48-903, VOLVO 3593655, JABSCO 29450-1201, JABSCO 29450-1001, JABSCO 29450-1401, JABSCO 29450-1231, JABSCO 29450-1431, and JABSCO 29450-1301, ensuring versatility. Keep your engine running smoothly with the included spare impeller 16.194.04. Trust in the durability and performance of Osculati marine products for an enhanced boating experience.
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€ 264,86
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1-2 weeks delivery time Price incl. 19% VAT Upgrade your marine system with the Osculati 16.067.60 Nauco 242437 Pump. This pump features a durable bronze body and neoprene impellers, ensuring reliable performance when connected to the engine. With a spare motor (VM HR 694 H1D10-29700-1301 Mercruiser D183-D254-29700-1331), a 45-mm Ø hose fitting, and equivalent items Jabsco 29700-1301 (7.5-mm cam) and Jabsco 29700-1331 (6-mm cam), it offers versatility and compatibility. Keep operations smooth with the included spare impeller 16.194.18. Trust in the durability and performance of this essential marine pump from Osculati.
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€ 720,46
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.100.16 Pompa Tipo NAUCO ST 1016 is a durable and efficient pump suitable for various marine applications. With its brass body and neoprene impellers, it ensures reliable performance even in demanding environments. Compatible with Mercruiser engines and featuring a 1" 1/2 hose fitting, it offers versatility and easy installation. Equivalent to the Sherwood P1016 and Mercruiser 854179001 pumps, it provides a reliable replacement option. Spare impellers (16.194.14) are also available, ensuring continued functionality over time. Ideal for engine cooling systems, bilge pumping, and other marine uses, this pump is an essential component for marine vessels.
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€ 543,95
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1-2 weeks delivery time Price incl. 19% VAT Upgrade your boat's water circulation system with the Osculati 16.136.00 Nauco FPR236 Pump. With a robust bronze body and neoprene impellers, this pump ensures reliable and efficient water flow for engine cooling. Featuring 3/8" outlets, it is designed for easy connection to the engine. Compatible with Vetus spare motors and equivalent items from Jabsco and Johnson, this pump is a durable choice for marine applications. For added convenience, spare impellers (16.194.03) are available. Trust in Osculati's quality for optimal performance and longevity in your boat's water circulation system.
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€ 252,12
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.138.00 Nauco FPR038/034 Pump, featuring a bronze body and neoprene impellers, is designed for connection to the engine. Serving as a spare motor for Volvo Penta series "2000," Lombardini Low 903, and Aifo 4041 engines, this pump is equipped with 3/8" outlets. It is equivalent to Jabsco 29470-2531 and Johnson F4B-9-10-35098-2. If needed, the spare impeller, Osculati 16.194.04, is available, providing a reliable solution for engine-driven fluid circulation in various marine applications.
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€ 191,42
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.146.00 Nauco FPR046 Pump with 1" outlets is a robust marine pump featuring a bronze body and neoprene impellers, ensuring reliable performance when connected to the engine. Compatible with 4/6 cylinder engines, this pump provides a 1" inlet and serves as an equivalent item to Jabsco 23430-1001 and Johnson F7B-9-10-24127-1. With the convenience of spare motor options and spare impellers (16.194.06), Osculati delivers a durable and efficient solution for your marine engine system, meeting the high standards of reliability in marine pump technology.
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€ 354,90
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.149.00 Nauco FPR049 Pump is a robust choice for various pumping needs, featuring a bronze body and neoprene impellers. Specifically designed to be connected to the engine, it ensures reliable and efficient pumping performance. Compatible with AIFO mod. 8041 and other engines, this pump is a versatile solution. For maintenance, the spare motor, equivalent to Jabsco 29500-1001, and the spare impeller (16.194.05) are readily available, making it a convenient and durable option for your pumping system.
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€ 363,99
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.160.00 - Nauco Pump ST 160/161 is a robust marine pump crafted with a bronze body and neoprene impellers, ensuring durability and reliability. Specifically designed to connect to the engine, it efficiently circulates water and provides cooling. It comes with spare parts such as a Volvo-compatible motor and impeller for easy maintenance, making it an ideal choice for marine applications requiring dependable water circulation.
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€ 492,03
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.275.00 Pump, Type NAUCO ST 275, boasts a durable brass body and neoprene impellers, ensuring dependable performance in marine and industrial applications. With spare parts included, such as a 5-cylinder ONAN generators spare motor, hose fitting of 1" 1/4 (external), and spare impeller, it offers versatility and ease of maintenance. Compatible with the Sherwood L10B, this pump provides efficient pumping capabilities and reliable operation in various environments.
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€ 703,93
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.423.00 Pump, Type NAUCO ST 423, is built with a sturdy brass body and neoprene impellers, ensuring reliable performance across diverse applications. With spare parts like the Volvo MA 2030/2040 spare motor, a 21mm hose fitting, and a spare impeller, it offers convenience and hassle-free maintenance. Compatible with equivalents like Johnson F4B-9-10-24465-01, Volvo 3580945, and Jabsco 2950-1301, it ensures seamless integration into existing systems, making it a dependable choice for marine vessels and industrial machinery alike.
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€ 287,97
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.650.50 Bronze Self-Priming Pump is a durable and reliable solution for marine and industrial pumping needs. Crafted from high-quality bronze, it can operate dry without damage, offering versatility and dependability in various conditions. With a manual clutch for easy control and a self-priming capability of up to 5/6 meters, it's suitable for a wide range of applications. Delivering a flow rate of 230 liters per minute and a maximum head of 30 meters, it provides efficient performance for pumping tasks. Whether for marine vessels, industrial use, or other applications, this pump combines durability, performance, and ease of operation.
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€ 1.274,12
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.651.30 Self Priming Pump with Clutch is a versatile and efficient solution for various applications. With dimensions A mm 70, B mm 55, C mm 68, D mm 50, E mm 103, F mm Ø8.5, G mm 89, h mm 175, I mm 150, and L mm 265, it is equipped with a pulley of Ø P 152x2A and 1" 1/4M outlets. The fittings have a diameter of Ø 30 mm. This self-priming pump, featuring a pulley with a Ø P of 152x2A, delivers a reliable performance with a head of 18 meters at 1400 RPM and a flow rate of 75 liters per minute at the same speed. Ideal for various applications requiring efficient and self-priming pumping capabilities.
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€ 1.236,33
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.651.50 - Self-Priming Pump With Clutch is a highly efficient and durable pump suitable for various pumping applications. With dimensions such as A: 70 mm, B: 55 mm, C: 94 mm, D: 90 mm, E: 160 mm, F: Ø9 mm, G: 107 mm, H: 210 mm, I: 185 mm, and L: 345 mm, it offers a compact yet robust design. Featuring a Ø Pulley of 152x2A and outlets of 2" M, this pump is designed for optimal performance. With connections of Ø 50 mm, it provides versatile compatibility. Offering a vertical lift of 30 m at 1400 rpm and a flow rate of 230 l/min at the same speed, it delivers reliable and consistent pumping capabilities.
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€ 1.956,52
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1-2 weeks delivery time Price incl. 19% VAT The Osculati 16.652.30 Professional Bronze Self-Priming Pump is a durable and versatile solution designed for professional applications. With a bronze impeller, it ensures longevity and reliability, capable of running dry without damage. Its self-priming capability of up to 5/6 meters makes it suitable for challenging priming situations, while its compatibility with diesel oil transfer adds to its versatility. Compact and efficient, it delivers a flow rate of 75 liters per minute with a maximum head of 18 meters, operating at 24 volts. Whether in marine, industrial, or other professional settings, this pump offers reliable performance and durability for various pumping needs.
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€ 1.265,79
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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.