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 970301927 M8x70 bolt is a marine-engine OEM fastener used to secure critical housings and mating surfaces, including the timing gear case and, on specific applications, the cylinder head assembly. Designed for dependable clamping in high-vibration engine environments, it fits Nanni Diesel 4.190HE, 4.195HE, 4.200HE, 4.220HE, 5.250TDI, N4.40, and N4.50 engines. |
$ 5.07
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1-2 weeks delivery time The Nanni Diesel 970301928 M8x80 bolt is a dedicated fastening element used in the timing gear case and timing case assemblies to secure mating components and maintain correct alignment of the front engine drive area. Designed for dependable OEM-style fit during service work, it suits Nanni engines including 4.190HE, 4.195HE, 4.200HE, 4.220HE, 5.250TDI, N4.40, and N4.50. |
$ 5.74
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1-2 weeks delivery time The Nanni Diesel 970301929 timing case fastening bolt is a secure OEM replacement used in the timing gear case assembly to clamp and retain timing case components under engine vibration and thermal cycling. Designed for broad Nanni marine diesel coverage, it fits 4.190HE, 4.195HE, 4.200HE, 4.200TD, N4.40, N4.50, N4.60, 4.220HE, and 5.280HE engines to help keep the timing case properly fastened and aligned. |
$ 12.19
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1-2 weeks delivery time The Nanni Diesel 970301930 M8 x 95 bolt is a precision fastener used in the timing gear case and timing case assembly to secure mating components and maintain accurate gear housing alignment. Designed for dependable retention in the engine front cover area, it supports reliable operation on 4.190HE, 4.195HE, 4.200HE, 4.220HE, N4.40, and N4.50 marine diesel engines. |
$ 7.27
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1-2 weeks delivery time The Nanni Diesel 970301931 water return flange is a cooling-circuit connection element fitted on the timing gear case, guiding returning coolant flow back through the engine’s water passages. Designed for OEM-style fit on a wide range of Nanni marine diesel platforms, it supports clean hose/pipe routing and secure sealing on 4.190HE, 4.195HE, 4.200HE, 4.200TD, 4.220HE, 5.250TDI, 5.280HE, N4.40, N4.50, N4.60, and N4.65 engines. |
$ 194.36
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1-2 weeks delivery time The Nanni Diesel 970301932 flange gasket with return is a sealing element used in the timing gear case and timing case assemblies to help maintain a tight, leak-resistant joint at the flange interface. Built for dependable OEM fit on a wide range of Nanni marine diesel engines, it supports clean, stable operation on 4.190HE, 4.195HE, 4.200HE, 4.200TD, 4.220HE, 5.250TDI, 5.280HE, N4.40, N4.50, N4.60, and N4.65 engines. |
$ 7.61
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1-2 weeks delivery time The Nanni Diesel 970301933 plain washer D 8 is a versatile fastening element used across key engine systems to help distribute clamp load and support secure, vibration-resistant joints. Installed in assemblies such as the speed regulator, timing gear case, valves and springs, electrical stop, cylinder head, and timing case, it is used on Nanni engines including 4.190HE, 4.195HE, 4.200HE, 4.220HE, 5.250TDI, 5.280HE, N4.40, and N4.50. |
$ 0.81
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1-2 weeks delivery time The Nanni Diesel 970301934 connecting rod bolt is a critical fastener in the crankshaft and piston assembly, securing the connecting rod big-end cap for stable bottom-end operation under marine diesel loads. Designed for OEM-fit replacement, it supports reliable rod-to-crank clamping on Nanni engines including 4.190HE, 4.195HE, 4.200HE, 4.200TD, N4.40, N4.50, N4.60, N4.65, 5.250TDI, and 5.280HE models. |
$ 11.28
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1-2 weeks delivery time The Nanni Diesel 970301936 complete cylinder head assembly supports efficient combustion and dependable top-end sealing on 4.190HE marine diesel engines. Supplied as a complete cylinder head unit within the cylinder head system, it restores correct airflow and combustion-chamber geometry while providing a solid foundation for valvetrain and head-to-block sealing during rebuilds or major service. |
$ 7,247.37
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1-2 weeks delivery time The Nanni Diesel 970301937 cylinder head freeze plug cap is a sealing element used in the cylinder head assembly to close off core openings and maintain coolant circuit integrity. Designed as an OEM replacement part, it helps protect the engine against coolant loss from the cylinder head area and supports dependable operation across 4.190HE, 4.195HE, 4.200HE, 4.200TD, 4.220HE, 5.250TDI, 5.280HE, N4.40, N4.50, N4.60, N4.65, and N4.115 engines. |
$ 13
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1-2 weeks delivery time The Nanni Diesel 970301938 freeze plug is a core plug element used in the engine block, crankcase and cylinders area, and cylinder head assemblies to close casting openings and help keep the cooling jacket sealed. Designed as an OEM replacement part for a wide range of Nanni marine diesel engines, it supports reliable coolant containment across models including 3.100HE, 4.150HE, 4.190HE, 4.195HE, 4.200HE, 4.200TD, 4.220HE, 4.330TDI, 4.340TDI, 5.250TDI, 5.280HE, and the N-series engines listed for compatibility. |
$ 19.13
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1-2 weeks delivery time The Nanni Diesel 970301939 intake valve guide is a precision cylinder head component that supports accurate intake valve movement and stable seating during engine operation. Fitted within the cylinder head assembly, it helps maintain consistent airflow control and long-term valvetrain alignment on 4.190HE, 4.195HE, 4.200HE, 4.200TD, 4.220HE, 5.250TDI, 5.280HE, N4.40, N4.50, N4.60, and N4.65 engines. |
$ 34.51
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1-2 weeks delivery time The Nanni Diesel 970301941 cylinder head fastener is a dedicated bolt for securing the cylinder head assembly on 4.190HE engines. Built for OEM fit within the cylinder head system, it helps maintain correct clamping of the head-to-block joint, supporting stable combustion sealing and dependable engine operation in demanding marine service. |
$ 54.23
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1-2 weeks delivery time The Nanni Diesel 970301944 cylinder head gasket is a precision sealing element for the cylinder head assembly on 4.190HE engines. Designed as an OEM replacement, it helps maintain stable compression and dependable separation of combustion gases and coolant circuits, supporting clean, efficient running in demanding marine duty. |
$ 556.68
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1-2 weeks delivery time The Nanni Diesel 970301945 cylinder head shim is a precision-fit spacing element used within the cylinder head assembly on 4.190HE engines. Positioned to help maintain correct cylinder head stack-up during service work, it supports proper component alignment and dependable sealing conditions for consistent marine engine performance. |
$ 87.26
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1-2 weeks delivery time The Nanni Diesel 970301948 oil pan sealing gasket is designed to keep the crankcase joint tight and leak-free where the oil pan meets the lower engine structure. Used within the oil sump and oil pump group and the oil pan assembly, it supports clean oil retention and stable lubrication on 4.190HE, 4.195HE, 4.200HE, 4.200TD, 4.220HE, N4.40, N4.50, and N4.60 engines. |
$ 144.73
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1-2 weeks delivery time The Nanni Diesel 970301951 sealing O-ring is a precision fit sealing element used across both engine lubrication and shutdown-related assemblies. Installed in the oil pan or the oil sump and oil pump area on multiple HE and N-series engines, and also used within the electrical stop and stop solenoid assemblies on 4.330TDI and 4.340TDI engines, it helps maintain tight, leak-resistant joints for dependable marine engine operation. |
$ 4.83
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1-2 weeks delivery time The Nanni Diesel 970301954 standard piston is a precision engine internal component designed for the crankshaft and pistons assembly on 4.190HE engines. It converts combustion pressure into mechanical force through the connecting rod, helping restore correct cylinder operation and dependable power delivery when rebuilding or servicing the rotating assembly. |
$ 667.81
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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.