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1-2 weeks delivery time The Nanni Diesel 970314790 valve stop screw is a precision fastener used within the valves and springs assembly to help set and maintain correct valve train positioning. Designed for N4.85 and N4.100 engines, it supports stable operation under vibration and thermal cycling, making it a smart OEM replacement choice during cylinder head service or valve gear inspection. |
$ 9.41
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1-2 weeks delivery time The Nanni Diesel 970314791 stop screw is a precision fastener used within the fuel filter assembly to help secure and position filter components for dependable fuel-system service. Designed for OEM-correct fit on N4.85 and N4.100 engines, it supports stable fuel filtration hardware retention under marine engine vibration and operating loads. |
$ 4.02
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1-2 weeks delivery time The Nanni Diesel 970314792 fastening screw is built to securely retain components within the injection pump camshaft assembly, helping maintain correct alignment under vibration and engine load. Designed for Nanni N4.85 and N4.100 marine diesel engines, it supports dependable service work with an OEM-matched fit in the specified assembly. |
$ 0.91
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1-2 weeks delivery time The Nanni Diesel 970314793 retaining circlip is a precision fastener used in the crankshaft and piston assembly to secure components in position during engine operation. Designed for Nanni marine diesel applications, it supports reliable retention under reciprocating loads on N4.85 and N4.100 engines. |
$ 3.54
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1-2 weeks delivery time The Nanni Diesel 970314794 O-ring is a precision sealing element used within the speed governor assembly to help maintain tight, leak-resistant joints for stable regulation performance. Designed for Nanni Diesel N4.85 and N4.100 engines, it supports dependable operation by protecting the governor’s internal passages from leakage and pressure loss. |
$ 5.83
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1-2 weeks delivery time The Nanni Diesel 970314795 spring pin is a precision retaining fastener used within the valve and spring assembly to help secure and locate related valve-train components under vibration and cyclic loading. Built for OEM fit on Nanni Diesel N4.85 and N4.100 engines, it supports stable, repeatable operation of the valves and their return springs. |
$ 3.59
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1-2 weeks delivery time The Nanni Diesel 970314796 sealing cap is a compact sealing element used within the timing case area and also in the engine block/cylinders group to close off access or gallery openings and help keep oil and internal engine fluids contained. This OEM replacement part is applied on N4.40, N4.50, N4.65, N4.85, and N4.100 engines, supporting a clean, leak-resistant engine assembly in critical timing-gear and block locations. |
$ 8.18
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1-2 weeks delivery time The Nanni Diesel 970314797 ball bearing is a precision support element used in the injection pump camshaft assembly, helping the camshaft rotate smoothly with reduced friction for stable fuel delivery timing. Designed for Nanni Diesel N4.85 and N4.100 engines, it’s an OEM replacement choice to maintain reliable operation of the injection system drive components. |
$ 76.94
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1-2 weeks delivery time The Nanni Diesel 970314798 stud is a precision engine fastener used within the injection pump camshaft assembly to secure mating components and maintain correct alignment under vibration and cyclic loading. Designed for OEM fit on N4.85 and N4.100 marine diesel engines, it supports reliable retention of the camshaft-related hardware in the injection system drive area. |
$ 7.84
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1-2 weeks delivery time The Nanni Diesel 970314799 air bleeder screw is a precision fastener used on the injection pump and fuel supply pump assembly to help vent trapped air from the fuel system. Designed for dependable service fit on N4.85 and N4.100 engines, it supports clean priming and stable fuel delivery for reliable starting and smooth running. |
$ 73.64
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1-2 weeks delivery time The Nanni Diesel 970314802 fan pulley is a drive element used in the fresh water pump assembly to help transmit belt drive and keep the engine’s coolant circulation system operating smoothly. Designed for OEM-fit replacement on N4.85 and N4.100 engines, it supports stable accessory drive operation and dependable fresh water cooling performance. |
$ 294.96
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1-2 weeks delivery time The Nanni Diesel 970314803 plate-type sealing gasket supports clean, leak-free joints within the engine control hardware, helping keep throttle and governor components properly sealed during operation. Used across accelerator, regulator adjustment, speed control, and engine stop lever assemblies, it is a correct-fit replacement for 4.200TD, N4.40, N4.50, N4.60, N4.65, N4.85, and N4.100 engines. |
$ 10.71
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1-2 weeks delivery time The Nanni Diesel 970314805 stud is a precision fastener used in the injection pump and supply pump assembly, helping secure components in place so fuel delivery hardware stays correctly aligned under engine vibration. It is a correct-fit replacement for N4.85 and N4.100 engines, supporting dependable retention of injection-related parts in demanding marine operation. |
$ 10.86
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1-2 weeks delivery time The Nanni Diesel 970314807 sealing gasket is an OEM-fit replacement used within the throttle control and turbocharger assemblies on Nanni marine diesel engines. Designed to support clean, leak-free interfaces and stable operation, it suits N4.85 and N4.100 engines where dependable sealing is essential for reliable control actuation and turbocharger service work. |
$ 4.97
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1-2 weeks delivery time The Nanni Diesel 970314808 compensator cover is a protective component used in the throttle control assembly on N4.85 and N4.100 engines. It helps shield the compensator area from contamination and damage, supporting smooth, consistent throttle operation and dependable engine response in marine duty. |
$ 48.86
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1-2 weeks delivery time The Nanni Diesel 970314809 cylinder head assembly is a complete head unit for the cylinder head system, also referenced within the valves and springs assembly on N4.85 and N4.100 marine diesel engines. It supports correct sealing and valve-train operation by providing the core structure that carries combustion-side interfaces and the components mounted in the head area. |
$ 8,087.69
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1-2 weeks delivery time The Nanni Diesel 970314810 fastening screw is an OEM replacement hardware item used within the engine block and cylinders assembly and also within the cylinder head assembly on Nanni Diesel N4.85 and N4.100 marine engines. It helps maintain secure clamping of critical engine components, supporting stable alignment and dependable operation under vibration and thermal cycling. |
$ 29.60
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1-2 weeks delivery time The Nanni Diesel 970314811 front cover assembly is a timing-case component designed to close and protect the distribution housing area on Nanni marine diesel engines. Installed as part of the timing case assembly, it helps maintain proper enclosure of the front gear area for dependable operation on N4.85 and N4.100 engines. |
$ 2,861.72
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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.