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MARINE MAIN ENGINE
SPARE PARTS

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Genuine
Spares Parts
Standard 6-months
Warranty on Spares
On-time
Delivery
Optimize Spares List
to Reduce Cost
Competitive
Pricing

Providing spare parts for the propulsion system, main engine, auxiliary engine, and Genset is our expertise, and we are a trusted partner in the marine, oil, and gas industries. Our marine engine spare parts offerings include parts for well-known engine brands such as Niigata (owned by IHI Power Systems, Japan), EMD (a Caterpillar Company, USA), and Caterpillar,Wartsila, Yanmar, MAN covering various models and specifications to meet diverse operational needs.

Our ship engine spare parts come with a standard OEM warranty, reflecting our confidence in their durability and performance. We understand the critical role that reliable engine parts play in maintaining smooth and efficient operations, and our rigorous quality checks are designed to minimize downtime and maximize efficiency.

Our extensive portfolio of genuine spares is supported by a robust global supply chain, enabling us to deliver parts worldwide with minimal lead time. Unlike generic solutions, our detailed analysis of specific client requirements ensures that we provide precisely the parts needed to optimize engine performance. This attention to detail, combined with competitive pricing and a commitment to quality, makes us the preferred choice for marine engine spare parts.

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Why choose Neptunus?

3 Decades of
Service Excellence
Engine & Propulsion
End-to-End Solutions
2500+ Sucessfull Projects
Delivered Worldwide
Trusted by 100+
Satisfied Customers
Dedicated Experts to
Address Emergencies

Marine Main Engine Spare Parts Offerings at Neptunus

  • 1. Ship Engine Overhaul Kits:
Our comprehensive overhaul kits include all necessary components to ensure your main engine operates at peak efficiency. These kits are designed for easy installation, minimizing downtime during maintenance.
  • 2. Ship Engine Repaired Spare Parts:
We offer expertly repaired spare parts for main engines for CAT, Niigata, EMD, Wartsila, Yanmar, and MAN, restoring them to OEM standards. Our reconditioning process includes rigorous testing to guarantee reliability and performance.
  • 3. Ship Engine Spare Parts Optimization:
Our optimization services help streamline your spare parts inventory, focusing on critical components that enhance engine performance and reduce maintenance costs.

Main Components of a Marine Main Engine Offered By Neptunus

ENGINE-BLOCK

Engine Block

CYLINDERS

Cylinders

PISTONS

Pistons

CRANKSHAFT

Crankshaft

CAMSHAFT

Camshaft

CONNECTING-RODS

Connecting Rods

CYLINDER-HEAD

Cylinder Head

Valves

FUEL-INJECTORS

Fuel Injectors

TURBOCHARGER

Turbocharger

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Marine Main Engine Spare Parts (Make and Model) Offered By Neptunus

Niigata Engines
8L28HLX 6MG28BX 6L28HX 6L25HX
16V32CLX 6PA5L 6MG28AHX 6L28BXE
6L25CX 16PA5V 6NSE-G 6MG25BX
6L28BX 6L22HLX 12V32CX 6NSD-M
6MG16X-A 6L28AHX 6L13A 12V32CLX
6NSC-M 6M26AGTE 6L26HX 18V28HLX
12MGV28BX 6MG31EZ 6L34HX 6L26HLX
16V34HLX
EMD Engines
EMD 8-645-E1 EMD 16-645-E4C/F4B EMD 20-645-E5 EMD 8-645-E8
EMD 12-645-E1 EMD 20-645-E4C/F4B EMD 8-645-E7 EMD 12-645-E8
EMD 16-645-E1 EMD 8-645-E5 EMD 12-645-E7 EMD 16-645-E8
EMD 8-645-E4C/F4B EMD 12-645-E5 EMD 16-645-E7 EMD 8-645-E9B
EMD 12-645-E4C/F4B EMD 16-645-E5 EMD 20-645-E7 EMD 12-645-E9B
CAT Engines
CAT D399 CAT 3406 CAT C15 CAT 3500 A
CAT D379 CAT 3408 CAT C18 CAT 3500 B&C
CAT 3304 CAT 3412 CAT C32 CAT 3606
CAT 3306 CAT C7.1 CAT C27 CAT 3608

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Beyond Spare Parts for Your Marine Engine Spare Parts

At Neptunus, our approach to asset reliability solutions focuses on developing long-term strategic collaborations with our clients rather than just making temporary interactions. We use cutting-edge technology to provide customized spare parts services. This includes examining our clients’ demands and offering them the most effective and long-lasting list of generator replacement parts.

We are proud to offer our clients our holistic solution for maintenance, which includes a dual-class (ABS and IRS) authorised Engine Condition Monitoring System. Additionally, it also includes our comprehensive in-house Oil Quality Management System, a real-time Oil Condition Monitoring System, and a continuous Kidney Loop Filtration System.

The holistic approach to maintenance helps you:
  • Prolong the life of lube oil through continuous filtration.
  • Extend the life of spare parts by reducing wear and tear.
  • Optimize spare parts inventory for any maintenance job.
If you are interested in exploring these options for your fleet, schedule a “Discovery Call” with our expert to get a customized solution based on your current requirements.

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Diesel Engine Spare Parts at Neptunus

Auxiliary Engine
Spare Parts
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Generator
Spare Parts
Read More

Marine Main Engine Brands For Which We Provide Spare Parts

Niigata Engine
Spare Parts
Read More
EMD Engine
Spare Parts
Read More
CAT Engine
Spare Parts
Read More
Yanmar Engine
Spare Parts
Read More
Warstila Engine
Spare Parts
Read More
MAN Engine
Spare Parts
Read More
MTU Engine
Spare Parts
Read More
Bergen Engine
Spare Parts
Read More
Daihatsu Engine
Spare Parts
Read More

FAQs

Using high-quality spare parts is crucial for maintaining the reliability, efficiency, and safety of marine main engines. High-quality parts ensure optimal performance, reduce the risk of breakdowns, and extend the lifespan of the engine, ultimately saving costs on repairs and downtime.
The replacement frequency of ship engine spare parts depends on the manufacturer’s recommendations, operational conditions, and maintenance schedules. Typically, routine inspections and preventive maintenance should be conducted regularly to identify wear and tear, with parts replaced as needed to maintain optimal engine performance.
Common signs that auxiliary engine spare parts need replacement include unusual noises, decreased performance, excessive vibration, oil leaks, and increased fuel consumption. Regular inspections and monitoring can help detect these issues early, preventing more serious damage.
To ensure the longevity of your main engine spare parts, follow a consistent maintenance schedule, use high-quality lubricants, and operate the engine within recommended parameters. Using genuine spare parts and having them installed by qualified professionals can also significantly extend their lifespan. Additionally, our engine condition monitoring system can help you pinpoint faults in advance, allowing for timely repairs before any major damage occurs. We also offer oil quality management solutions that provide prolonged lube oil life and real-time monitoring, further enhancing the durability of your engine components.
You can place an order for engine spare parts by sending an inquiry with all the necessary details. Our team will get in touch with you to assist with your request. Click here to send your request.
Yes, we offer professional installation services for ship engine spare parts. Our experienced technicians ensure that the parts are installed correctly and efficiently, maintaining the integrity and performance of your engine.
Yes, we provide comprehensive technical support for troubleshooting issues related to main engine spare parts. Our experts are available to assist you with diagnostics, maintenance advice, and repair solutions.
A main engine system typically includes essential components such as cylinder heads, liners, pistons, rings, crankshafts, camshafts, valve boxes, injectors, turbochargers, and fuel and exhaust equipment, among others.
Choosing Neptunus for ship engine spare parts offers several benefits, including access to high-quality, genuine parts, competitive pricing, a wide range of brands, and expert technical support. Our brand experts are highly knowledgeable and can help you select the right product to meet your specific needs. Additionally, our efficient supply chain ensures timely delivery and minimizes downtime for your operations.
Yes, Neptunus provides 6-month standard OEM warranties on genuine spare parts, ensuring that our customers receive reliable and high-quality products.
Neptunus offers spare parts for engine brands such as Niigata, CAT, Wartsila, Yanmar, MAN catering to a wide range of marine and industrial applications.
Thanks to our efficient supply chain and global network, we offer the shortest possible lead times for spare parts delivery, ensuring timely support for your operations.

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Neptunus Power Plant Services Pvt. Ltd.

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India

Neptunus Main Office

A 554/555, TTC Industrial Area,
MIDC Mahape, Navi Mumbai,
Maharashtra 400710, India.

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Neptunus Global Trading (NGT)

Ras Al Khaimah Economic Zone,
RAKEZ Al Mamourah Street,
Ras Al-Khaimah, UAE.

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dataVIB Impédance

80 Dom. de Montvoisin,
91400 Gometz-la-Ville,
France.

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