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Mercedes OM355 – robust engine series

The Mercedes OM355 engine series is one of the most proven and versatile engine families in industrial and marine applications. Designed for demanding operating conditions, the Mercedes OM355 stands out for its durability, ease of maintenance, and strong performance. As part of the long-established Mercedes-Benz engine portfolio, this series represents technical reliability and global versatility – from marine diesel engines to stationary units and special-purpose vehicles.

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VALVE SEAT - 3660533931 suitable for Mercedes engines
VALVE SEAT - 3660533931 suitable for Mercedes engines
VALVE SEAT with the comparison number 3660533931 suitable for Mercedes engines
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NOZZLE HOLDER COMBINATION - 3760177821 suitable for Mercedes engines
NOZZLE HOLDER COMBINATION - 3760177821 suitable for Mercedes engines
Optimum from comparison number 3760177821The nozzle holder combination with the comparison number 3760177821 is an outstanding choice for motorists seeking efficiency. This high-quality product impresses with its perfect fit and performance. Ideally suited for marine and stationary applications, it proves to be an indispensable injection component in the operation of engines.
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INJECTION NOZZLE - 0020175012 suitable for Mercedes engines
INJECTION NOZZLE - 0020175012 suitable for Mercedes engines
Powerful Injection Nozzle with Comparison NumberDiscover the injection nozzle with comparison number 0020175012, which is optimally suited to enhance the efficiency of your engines. This product is compatible with Mercedes engines of the OM366 series and represents a valuable addition to our other injection components. The consistency and quality of this injection nozzle improve engine performance, especially in specialized applications.OEM Replacement Parts versus Aftermarket QualitiesOur injection nozzle with comparison number 0020175012 is an OEM replacement part, manufactured according to the highest standards. This makes a significant difference compared to aftermarket products, which can vary in functionality. We offer reliable OEM replacement parts that are specifically designed for Mercedes engines to promote longevity and efficiency in your applications.
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BIG END BEARING SET - 3640300360 suitable for Mercedes engines
BIG END BEARING SET - 3640300360 suitable for Mercedes engines
Big end bearing set suitable for Mercedes enginesDiscover the big end bearing set with the comparison number 3640300360, an essential product in the field of diesel and gas engines. This OEM spare part is crucial for the smooth operation of your engines. The big end bearing set ensures that the performance and longevity of the closely aligned mechanical parts are maximized, thereby optimizing your engine's efficiency. Ideal for all applications in the industry, especially in stationary and marine operations.Exact fit for optimal performanceThis big end bearing set is suitable for Mercedes engines of the OM366 series and impresses with its excellent fit. The seamless integration into existing engines allows for consistent performance. When choosing spare parts, precision and adaptability matter. With the comparison number 3640300360, you can be confident that you have made the right choice. This big end bearing set represents high PTA standards (Precision Time Approval), providing you with additional confidence.
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BEARING SET - 3440500051 suitable for Mercedes engines
BEARING SET - 3440500051 suitable for Mercedes engines
Quality for Your Engine: Bearing Set Discover our Bearing set with the comparison number 3440500051, an essential OEM spare part suitable for specific applications in various engines. Our products are crucial for the optimal performance and longevity of engines used in marine and stationary applications.Efficient Solution: Suitable for Mercedes This Bearing set is suitable for the OM366 series from Mercedes and ensures that every lubrication process functions optimally. With this OEM spare part, you can ensure that your engine operates efficiently and reliably. Suitable for Mercedes engines, this product provides a solid foundation for smooth operation.
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SPIN-ON OIL FILTER - 3760927301 suitable for Mercedes engines
SPIN-ON OIL FILTER - 3760927301 suitable for Mercedes engines
Efficient Spin-on Oil Filter for Excellent Engine PerformanceExperience the spin-on oil filter that impresses with the comparison number 3760927301 and is ready to enhance your engine’s performance. This OEM spare part has been specifically designed for use in engines compatible with Mercedes and offers high quality characterized by precise workmanship. Weighing only 0.5 kg, this spin-on oil filter ensures reliable filtration with minimal losses.Optimal Filtration – Suitable for Mercedes EnginesThe spin-on oil filter is suitable for Mercedes engines of the OM366 series. It not only improves filter management but also ensures that your engine remains operational. We offer you a relevant product to extend the lifespan of your system and optimize fuel consumption. Given the increasing demands on engines, efficient filtration is essential.
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OIL FILTER - 0031843301 suitable for Mercedes engines
OIL FILTER - 0031843301 suitable for Mercedes engines
Oil filter with comparison number 0031843301 availableDiscover our oil filter with the comparison number 0031843301, specifically designed for engines suitable for Mercedes. This oil filter belongs to the filter category and offers essential benefits to ensure the functionality of engines. Weighing only 0.82 kg, it impresses with efficiency and reliability.
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Technical specifications and typical applications of the Mercedes OM355 series

The Mercedes OM355 is a straight-six diesel engine with direct injection. Depending on the configuration, the engine delivers between approximately 150 and 240 hp (110–180 kW) with a displacement of around 11 liters. With various versions – naturally aspirated or turbocharged – the series can be flexibly adapted to different applications. The OM355 was designed for continuous operation under high load, with rated speeds ranging from 2,000 to 2,400 rpm.

Typical areas of application include:

  • Propulsion units on cargo and inland vessels
  • Auxiliary units and generators in marine environments
  • Stationary diesel generators in power plants or backup systems
  • Industrial applications in construction machinery or large vehicles
  • Rail vehicles and special-purpose transport equipment

The popularity of the Mercedes OM355 is based on its technical simplicity combined with high durability. Even under harsh conditions – such as fluctuating fuel quality or extreme temperatures – the engine remains reliable and powerful. Excellent spare part availability and widespread know-how make the OM355 still highly relevant today, decades after its introduction.

Advantages of the Mercedes OM355 at a glance

  • Straight-six engine with high torque
  • Robust design for continuous operation
  • Low maintenance effort due to simple construction
  • Flexible use in stationary and mobile applications
  • Widely used model with strong spare parts availability
  • Proven Mercedes-Benz technology for industrial requirements

OEM spare parts suitable for Mercedes OM355

For the long-term and trouble-free operation of a Mercedes OM355 engine, the quality of the installed components is crucial. OEM spare parts suitable for the Mercedes OM355 ensure a precise and technically reliable solution – without compromising on durability or performance.

These OEM parts are manufactured according to the same specifications as those used in the original production process. They are sourced from certified manufacturers and provide the exact fit and material quality intended by the engine designer. Especially in industrial or marine environments – where downtime is costly – such precision solutions are essential.

Typical OEM spare parts suitable for Mercedes OM355 include:

  • Cylinder head gaskets, pistons, and liners
  • Fuel system components such as injectors and pumps
  • Air and oil filters, thermostats, sensors
  • Water pumps, exhaust manifolds, valves, and turbochargers

Using OEM spare parts helps preserve the value of your engine. Thanks to perfect compatibility, no modifications are necessary – saving time, reducing downtime, and minimizing follow-up damage.

MOPA is your reliable partner for OEM spare parts suitable for Mercedes OM355. We offer fast availability, technical documentation with OEM references, and professional support for your spare parts project – from individual components to bulk orders.

Conclusion: Mercedes OM355 – proven technology with long-term support

The Mercedes OM355 series represents robust engine technology that has proven itself for decades in a wide range of applications. Whether at sea, on land, or in stationary operations – the OM355 convinces with its performance, easy maintenance, and global recognition. For operators, technicians, and procurement teams, the secure availability of OEM spare parts suitable for Mercedes OM355 is essential – and MOPA delivers exactly that: professional, reliable, and precise solutions.