At yacht-supply24.com, we offer a wide range of Nanni Diesel products, including marine diesel engines, generator sets, and many related accessories such as fuel systems, control systems, filtration systems, and electrical systems. Our selection covers all power and application categories, from bobtail engines to complete power systems, providing customers with comprehensive solutions for their marine engine needs. As an ISO 9001 certified company, Nanni Diesel is dedicated to delivering top-quality products that meet rigorous international standards.
Nanni Diesel is a leading manufacturer of marine diesel engines with a product range spanning from 10 to 1900 hp, as well as power generator sets from 6 kW to 500 kW. Their innovative and unique marinization system, NANNI COMPACT COOLING®, allows for a diverse range of propulsion solutions to suit the specific needs of any vessel. Nanni Diesel is committed to creating and manufacturing innovative solutions that exceed customer expectations while prioritizing environmental sustainability.
Fast deliveries of yacht equipment, calculation, selection of analogues and spare parts. Send us your request and we will contact you ASAP with a solution. We deliver in Cyprus, throughout Europe and worldwide. More than 10 years of experience.
Email us: info@yacht-supply24.com or fill our Feedback form.
You can also fill out the "Ask a question" form on the right or at the bottom of the page.
Fast deliveries of yacht equipment, calculation, selection of analogues and spare parts. Send us your request and we will contact you ASAP with a solution. We deliver in Cyprus, throughout Europe and worldwide. More than 10 years of experience.
Email us: info@yacht-supply24.com or fill our Feedback form.
You can also fill out the "Ask a question" form on the right or at the bottom of the page.
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1-2 weeks delivery time The Nanni Diesel 970312438 vane pump assembly is a compact pumping unit used within the fuel cooler and fuel/oil cooler assemblies to keep fluid moving through the cooling circuit for stable operating temperatures. Designed for marine applications, it supports dependable circulation on 4.390TDI Stern Drive, T4.155, and 4.380TDI engines for consistent performance underway. |
$ 1,006.29
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1-2 weeks delivery time The Nanni Diesel 970312449 heat exchanger cover supports secure closure of the heat exchanger spare-parts assembly, helping maintain proper coolant flow control and sealing for dependable engine temperature management. Built as an OEM replacement cover for T4.155 and 4.380TDI powerplants, it also fits 4.380TDI Stern Drive engine installations where a tight, reliable heat exchanger closure is essential. |
$ 448.92
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1-2 weeks delivery time The Nanni Diesel 970312450 heat exchanger cover is a closing element used within the heat exchanger spare parts assembly to help keep the cooling circuit properly sealed and protected. Designed for marine diesel applications, it supports dependable coolant flow management and service-friendly heat exchanger maintenance on T4.155, 4.380TDI, T4.165, T4.180, T4.200, T4.270, and T4.230 engines, including stern drive variants where specified. |
$ 340.33
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1-2 weeks delivery time The Nanni Diesel 970312451 heat exchanger tube stack is a core cooling element used within the heat exchanger spare parts assembly to support efficient heat transfer in Nanni marine diesel installations. Designed for direct fit replacement on T4.155, 4.380TDI, T4.165, T4.180, T4.200, T4.270, and T4.230 engines, it helps maintain stable operating temperatures by restoring the heat exchanger’s internal flow paths and cooling performance. |
$ 3,331.74
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1-2 weeks delivery time The Nanni Diesel 970312453 spacer is a precision positioning element used within the heat exchanger spare parts group, helping maintain correct spacing and alignment of heat exchanger components for secure assembly and dependable cooling performance. Designed for broad T4-series coverage, it suits T4.155 and 4.380TDI engines (including stern drive variants) as well as T4.165, T4.180, T4.200, T4.270, T4.230, and T4.205 Standard engines. |
$ 219.57
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1-2 weeks delivery time The Nanni Diesel 970312459 flow-limiting element helps regulate fluid flow within the fuel and oil cooler or fuel cooler circuit, supporting stable cooling performance and consistent operating temperatures. Installed as part of the fuel and oil cooler assembly, it is used on 4.390TDI Stern Drive engines as well as T4.155 and 4.380TDI engines. |
$ 250.27
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1-2 weeks delivery time The Nanni Diesel 970312467 polyester engine mount bed supports secure installation of the engine mount assembly on N3.30 Sail Drive engines. Designed to provide a stable mounting interface, it helps maintain engine alignment and reduces unwanted movement so the sail drive drivetrain stays properly supported under load. |
$ 4,193.12
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1-2 weeks delivery time The Nanni Diesel 970312468 polyester bed is a mounting base element used within the engine mount assembly to support secure engine installation and stable alignment in marine service. Designed for Nanni Diesel N2.10, N2.14, and N3.21 Sail Drive engines, it helps provide a solid seating surface for the mount hardware while contributing to dependable, vibration-resilient engine support. |
$ 3,859.70
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1-2 weeks delivery time The Nanni Diesel 970312471 starter motor frame assembly supports and locates key internal starter components to keep cranking performance stable and aligned. Supplied as an OEM replacement within the starter motor assembly (starter spare parts group), it is used across Nanni Diesel N3 and N4 engine applications including N3.21, N3.21 Standard, N3.30, and N4.38 engines. |
$ 734.89
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1-2 weeks delivery time The Nanni Diesel 970312475 gasket is a sealing element used in the heat exchanger exhaust manifold assembly, helping maintain a tight joint that supports leak-free flow control in the engine’s cooling and exhaust interface. Designed for OEM-fit replacement on Nanni T6.420TDI and T6.300 engines, it promotes reliable operation by protecting mating surfaces and keeping the system properly sealed under marine duty cycles. |
$ 13.01
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1-2 weeks delivery time The Nanni Diesel 970312476 cylinder block hole plug is a sealing element used within the heat exchanger exhaust manifold assembly to close a dedicated cylinder-block port and maintain proper circuit integrity. Designed for OEM-fit replacement on Nanni T6.420TDI and T6.300 engines, it supports clean, leak-resistant operation in the engine’s cooling and exhaust interface area. |
$ 116.63
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1-2 weeks delivery time The Nanni Diesel 970312477 vacuum pump drive gear is a precision gear element used within the seawater pump gear assembly to transmit rotation reliably for stable auxiliary pump operation. Designed for OEM fit on Nanni T6.420TDI and T6.300 marine diesel engines, it supports consistent mechanical drive engagement in the front-end gear train. |
$ 190.53
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1-2 weeks delivery time The Nanni Diesel 970312478 sea water pump drive key is a precision locating and drive element used within the sea water pump assembly and sea water pump gear train to positively transmit rotation and maintain correct alignment of the pump drive components. It is specified for Nanni Diesel T4.270, T4.230, and T4.205 Standard engines across multiple sea water pump assembly variants (including PONAM and SARD) and also applies to the sea water pump gear on T6.420TDI and T6.300 engines. |
$ 1.88
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1-2 weeks delivery time The Nanni Diesel 970312479 right-hand stiffener plate reinforces the flywheel housing area to help maintain proper alignment and structural rigidity under engine load. Used as part of the flywheel housing assembly, it supports dependable drivetrain mounting on T6.420TDI and T6.300 engines, including Stern Drive configurations. |
$ 320.91
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1-2 weeks delivery time The Nanni Diesel 970312480 left-hand stiffener plate is a structural reinforcement component within the flywheel housing assembly, helping maintain alignment and rigidity around the rear engine interface. Designed for fitment on T6.420TDI and T6.300 marine engines, it also suits the Stern Drive versions of these engine models for a secure, OEM-correct replacement. |
$ 264.35
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1-2 weeks delivery time The Nanni Diesel 970312481 nozzle leak-off pipe No. 3 is a dedicated fuel return line element within the injection lines and nozzles assembly, designed to route injector leakage fuel back through the return circuit for clean, stable operation. It is suited to Nanni T6.420TDI and T6.300 marine engines, including stern drive installations, helping maintain proper injector system management and a tidy, secure fuel line layout. |
$ 154.06
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1-2 weeks delivery time The Nanni Diesel 970312482 fuel filter component supports clean, consistent fuel delivery by capturing contaminants before they reach sensitive injection equipment. Used within the fuel filter, fuel filter assembly, and filter support groups, it is a correct-fit replacement for T4.155 and 4.380TDI engines as well as T6.420TDI and T6.300 engines, including stern drive applications. |
$ 181.91
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1-2 weeks delivery time The Nanni Diesel 970312490 oil separation unit helps keep the crankcase ventilation system operating cleanly by separating oil mist from blow-by gases within the oil separator assembly. Designed for fitment on T6.420TDI and T6.300 marine diesel engines, it supports reduced oil carryover to the intake path and steadier engine breathing under load. |
$ 818.19
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Where is the Nanni Diesel engine typically located on a yacht or vessel?
Nanni Diesel engines are commonly located in the engine compartment or engine room of yachts and vessels. These powerful marine engines are known for their reliability and are often installed below deck, providing propulsion and power for various onboard systems. Nanni Diesel offers a comprehensive range of engine parts and spare parts to ensure the continued performance of their engines in the demanding marine environment.
What spare parts catalog is available for Nanni Diesel engines?
Nanni Diesel provides an extensive spare parts catalog tailored to their engines, offering a wide array of genuine components. This comprehensive catalog includes parts for various engine models, such as Nanni Diesel marine engines, Nanni boat engines, Nanni generators, and heat exchangers. It covers critical components like filters, gaskets, pumps, belts, and more, making it a valuable resource for boat owners and technicians to easily identify and obtain the specific parts needed for maintenance, repairs, or replacements.
Nanni Diesel engines are strategically designed to fit within the engine compartment or dedicated engine room of yachts and vessels, optimizing space utilization while ensuring efficient performance. With a diverse lineup ranging from compact 10hp engines to powerful models, Nanni offers a comprehensive range of marine diesel engines tailored to suit varying vessel sizes and applications worldwide. Their commitment to quality extends to a full range of marine engine parts and spare parts, backed by extensive sales and customer support to assist boat owners in maintaining top-tier performance, whether at home or exploring the seas.
What types of maintenance are recommended for Nanni Marine Diesel Engines?
To ensure the optimal performance and longevity of Nanni Diesel engines, regular maintenance practices are crucial. This includes routine checks of engine components, changing filters and fluids at recommended intervals, inspecting and cleaning heat exchangers, and using genuine Nanni spare parts when replacements are needed. Following the manufacturer's guidelines outlined in the Nanni Diesel spare parts catalogue is essential for maintaining the engine's reliability and efficiency in marine applications.