Motor housing and engine cover – protection for engines
A robust motor housing or engine cover is essential for protecting internal components from environmental influences, vibration, and thermal load. In marine and industrial applications, these structural parts ensure the integrity of the engine casing, reduce external damage, and support noise insulation. Our OEM-grade engine covers and engine housing components provide a perfect fit for various engine models—guaranteeing safety, efficiency, and reliability.
COVER - 51011120134 suitable for MAN D-engines
Precision Cover for Your EnginesThe cover with the comparison number 51011120134 is an OEM replacement part that ensures optimal sealing of your engines. This product offers the highest quality and is specifically designed for all challenges in marine and stationary applications.
COVER - 51011120132 suitable for MAN D-engines
Modern Cover for MAN D EnginesDiscover the cover, compatible with MAN D engines with the comparison number 51011120132. This OEM replacement part is crucial for the functionality and durability of your engines and offers a perfect fit. With this product, you ensure that your conditions in the marine and stationary sectors are optimally supported.
COVER - 51011120131 suitable for MAN D-engines
Robust Cover with Comparison Number 51011120131The cover with the comparison number 51011120131 is an essential product specifically designed to meet high demands. It belongs to the product group housings, covers and closures and serves as an OEM spare part for various engines.Efficient Solutions Suitable for MAN D EnginesThis spare part is suitable for MAN D engines and ensures that your systems always operate optimally. Rely on our over 25 years of expertise in providing spare parts to secure the performance of your drivetrain.
COVER - 51011120130 suitable for MAN D-engines
Cover for Reliable EnginesDiscover our cover, an important product suitable for MAN D engines. With the comparison number 51011120130, this item ensures optimal sealing and functionality in your applications. Rely on the quality that you can only find in OEM spare parts from MOPA Motorparts.Suitable for MAN D EnginesThe cover with comparison number 51011120130 is suitable for MAN D engines and helps them operate efficiently and smoothly. OEM spare parts are optimally tailored to the specific requirements of MAN D engines and deliver the performance you need.
COVER - 51011120126 suitable for MAN D-engines
Cover with Comparison Number 51011120126Discover the cover with the comparison number 51011120126, which is specifically designed to ensure optimal performance. As a product suitable for MAN D engines, this cover belongs to the article group Housings, covers and closures and is ideal for applications in marine and stationary industry.Sturdy for Your Engine System SolutionWith a weight of 11.87 kg, this OEM replacement part offers outstanding stability. The cover ensures a reliable seal and is therefore essential for the long-term operation of your engines. Enjoy the security that comes from using our OEM replacement parts, which are specifically provided to meet the requirements of renowned manufacturers.
COVER - 51011120125 suitable for MAN D-engines
Cover with Comparison Number 51011120125Discover our cover with the comparison number 51011120125. This precise OEM replacement part has been designed to ensure reliable pressure tightness in your engines. Weighing 11.65 kg, the product demonstrates stability and long-lasting performance.
COVER - 51011120124 suitable for MAN D-engines
Optimal Spare Part for Stable EnginesDiscover our high-quality product, the cover with the comparison number 51011120124. This OEM spare part is particularly important for the optimal functionality and safety of your engines. The cover is suitable for MAN D engines and is made from robust materials that withstand the demands of marine and stationary applications.
COVER - 51011120123 suitable for MAN D-engines
Reliable Cover for EnginesDiscover the cover with the reference number 51011120123. This OEM spare part ensures optimal performance for engines thanks to its excellent quality. The cover is ideally suited for applications in marine and stationary engine technology, impressing with its durability and precision.
COVER - 51011120122 suitable for MAN D-engines
Tailored Quality: CoverDiscover our premium product: the cover with comparison number 51011120122. This product is specifically designed for MAN D engines and offers excellent fit and reliability. The cover belongs to the product group housings, covers and closures and is engineered to withstand even extreme conditions.Reliable Construction for EnginesWeighing 6.5 kg, this OEM replacement part is robust and durable. With the comparison number 51011120122, you can be assured of receiving a product that minimizes operational disruptions. This component is designed to provide a long lifespan and is ideally suited for use in engine-driven environments.
COVER - 51011120116 suitable for MAN D-engines
Robust Product for Demanding ApplicationsUse the cover with the comparison number 51011120116, which has been specifically developed to support high-performance MAN D engines. Weighing 5.49 kg, this product impresses with top-notch quality and durability. It is an essential component that ensures the functionality of your engines.OEM Spare Parts for the Highest StandardsOur cover is an OEM spare part that adheres to strict quality standards. This spare part suitable for MAN D engines offers the best possible fit and performance. All our products come from renowned manufacturers to meet your demands for high-performance engines and ensure a long service life.
COVER - 51011120115 suitable for MAN D-engines
Discover Cover for MAN D EnginesDiscover our top-quality product: the cover with the comparison number 51011120115. This spare part belongs to the article group Housings, covers and closures and is individually tailored to the requirements of engines suitable for MAN D. Weighing 3.26 kg, the cover impresses with its stability and usability in marine as well as stationary applications.OEM Spare Parts - Quality You Can Rely OnOur cover is an OEM spare part that comes directly from the manufacturer and meets the strict standards of the industry. With the comparison number 51011120115, a perfect fit is assured, ensuring that the spare part is suitable for MAN D engines. Rely on quality and safety with our reliable OEM spare parts instead of aftermarket alternatives that may deviate from the originals.
COVER - 51011120107 suitable for MAN D-engines
Cover - An Essential ComponentThe cover with the comparison number 51011120107 is an essential component for your engines. This OEM spare part is perfectly suited for applications where quality and reliability are paramount. Thanks to its precise construction, it ensures optimal sealing of the systems. Trust this product for your requirements.
COVER - 51011120106 suitable for MAN D-engines
Precise Technology: Cover suitable for MAN D Discover the powerful cover with the comparison number 51011120106, ideally suited for diesel and gas engines. This OEM replacement part ensures excellent functionality and is an essential product for anyone using engines in the marine and stationary sectors. With a sturdy weight of 2.64 kg, this component is designed for maximum performance.OEM versus Aftermarket: The Choice of Quality Count on quality by using only OEM replacement parts. The comparison number 51011120106 refers to a product that comes from the Original Equipment Manufacturer. Unlike aftermarket parts, these replacement parts for MAN D engines offer exact fit and durability – crucial for the efficiency of your engines.
COVER - 51011120103 suitable for MAN D-engines
Quality Assurance Cover for Precise ApplicationsDiscover the top-quality cover with the comparison number 51011120103, specifically designed to fit MAN D engines. As an OEM replacement part, we ensure a perfect fit and meet the highest standards. This product belongs to the product group "Housings, covers and closures" and ensures that your engine operates optimally under demanding conditions.
COVER - 51011120099 suitable for MAN D-engines
Reliable Cover for MAN D Engines Discover our cover with the comparison number 51011120099, specifically designed to meet all requirements of MAN D engines. This product impresses with high quality and precise fit, as well as comprehensive reliability, which is essential for smooth operation. Weighing 3.59 kg, it offers stability and durability that you will appreciate for your engines.Product Details for MAN D Engines This cover belongs to the article group of housings, covers and closures and has been specifically selected as OEM replacement part. With the comparison number 51011120099, you can be sure that it is suitable for your MAN D engines. Our OEM replacement parts meet the highest standards and help maximize the performance of your machines.
COVER - 51011120092 suitable for MAN D-engines
Cover – Comparison number 51011120092 The cover with the comparison number 51011120092 is an essential product for users of marine and stationary engines. This specific cover allows for easy and reliable installation and is part of the article group Housings, covers and closures. Weighing 2.7 kg, it combines stability with a compact design, making it the ideal choice for your applications.
COVER - 51011120083 suitable for MAN D-engines
Robust Product: Cover Comparison Number 51011120083 The cover with the comparison number 51011120083 is an essential OEM spare part that provides optimal protection for engines. Suitable for MAN D engines, this product offers a reliable solution to enable long-term and efficient operation of your equipment.Quality and Fit for MAN D Engines This cover is manufactured from high-quality materials and features a precise fit. As an OEM spare part, it is specifically designed for MAN D engines and meets the highest quality standards. You can be confident that your engine will continue to perform at its full potential.
COVER - 51011120082 suitable for MAN D-engines
Unique Cover with Comparison Number 51011120082Discover our cover with the comparison number 51011120082, a high-quality OEM spare part. This product is specifically designed for optimal installation in engines, suitable for MAN D. This ensures that your machine receives the optimal support it needs to deliver reliable performance.Optimal Quality for EnginesThe product weighs 3.685 kg and belongs to the article group "Housings, covers and closures." At MOPA Motorparts, our OEM spare parts like the comparison number 51011120082 undergo strict internal controls. This ensures that every component provides the right quality and fit.
COVER - 51011120044 suitable for MAN D-engines
Excellent Product – Cover suitable for MAN D EnginesDiscover our reliable product – the housing cover with the comparison number 51011120044. This OEM replacement part is designed to ensure consistent performance. The cover is precisely fitting for MAN D engines, providing an effective solution for applications in marine and stationary use. Weighing 1.15 kg, the cover benefits from exceptional robustness.Efficiency through OEM Replacement PartsThe housing cover with the comparison number 51011120044 is a quality component suitable for MAN D. Our OEM replacement parts are designed to enhance the efficiency and functionality of your engines and minimize downtime. Each product is characterized by precise craftsmanship and meets the manufacturers' specifications exactly.
COVER - 51011120009 suitable for MAN D-engines
Excellent Product: Cover with Comparison Number 51011120009Discover the cover with comparison number 51011120009, an essential spare part specifically tailored to your requirements. This product meets the high standards of quality and performance that you can expect from an OEM spare part. It weighs 0.6 kg and is robust and durable, making it ideally suited for use in demanding environments.
COVER - 51011120005 suitable for MAN D-engines
Reliable OEM Replacement Part with Comparison Number 51011120005Discover the OEM replacement part with the comparison number 51011120005, a high-quality Cover specifically designed for MAN D engines. This product from the category Housings, covers and closures offers an optimal fit and functionality for your needs, thanks to its weight of 2.8 kg.Efficient Solutions for High Demand EnginesThanks to our extensive inventory, you have quick access to the high-quality OEM replacement part. Our large warehouse enables you to consistently obtain the right parts for the maintenance of your engines suitable for MAN D engines. Rely on our long-standing presence in the field of engine replacement parts.
COVERING - 50176305039 suitable for MAN D-engines
Exclusive Covering Suitable for MAN D EnginesDiscover the covering suitable for MAN D engines, with the comparison number 50176305039. This premium solution meets the highest standards and ensures that your engines operate smoothly. Weighing only 0.75 kg, the product offers an excellent combination of lightness and durability.Quality Classes in OEM Replacement PartsOur covering is manufactured as an OEM replacement part and enables the precision fitting you need for your machines. The product is specifically designed for use with MAN D engines, thereby contributing to the efficiency of your engines. Trust the comparison number 50176305039, which stands for reliability.
COVER - 50113090002 suitable for MAN D-engines
Robust Product: Cover with Comparison Number 50113090002Our premium cover with the comparison number 50113090002 is an essential product for anyone seeking solid solutions. This OEM spare part offers a perfect fit for engines and is specifically designed to be durable and reliable.Suitable for MAN D Engines: Perfect Solution for Your ProjectThe product is designed to be suitable for MAN D engines and highlights the relevance of our offerings. The comparison number 50113090002 ensures that you make the right choice to meet the demands of your applications.
COVER - 50113090001 suitable for MAN D-engines
Precise Fit: Cover Suitable for MAN D EnginesDiscover our premium product, the cover with the comparison number 50113090001, suitable for MAN D engines. This cover belongs to the product group housings, covers and closures and meets the highest quality standards. Trust in our OEM replacement parts, which provide a reliable foundation for your engines.
What is a motor housing or engine cover?
A motor housing is the outer shell that encloses and protects the engine or electric motor. It provides physical defense against dust, debris, heat, and impact. Similarly, an engine cover is a detachable or integrated component that shields specific engine sections such as the cylinder head or camshaft area.
Modern engine housing systems are designed not only for protection but also for heat management, vibration control, and service accessibility. In marine applications, corrosion resistance and tight sealing are equally important to prevent moisture and salt intrusion.
Function and advantages of engine casings
The main functions of engine covers and housings include:
- Mechanical protection of internal components
- Reduction of engine noise and vibration
- Sealing against oil, coolant, and fuel leaks
- Mounting stability for peripheral parts
- Support for thermal dissipation and insulation
Using the correct OEM covers ensures that structural tolerances are maintained and that gaskets and fasteners work reliably under all conditions.
Materials, types, and compatibility
Our motor housing and engine cover components are available in various materials such as cast aluminum, steel, or high-performance composites. Marine-grade options come with anti-corrosion treatments and are built to withstand high humidity, saltwater, and extreme temperatures.
Depending on the engine, you may need lower engine covers, timing covers, valve covers, or full engine housing casings. All parts are designed to OEM standards and tested for dimensional accuracy, sealing performance, and vibration behavior.
Use cases and applications
Our engine cover and motor housing products are suitable for:
- Marine diesel and gas engines
- Stationary power units and gensets
- Heavy-duty compressors and pumps
- Locomotive and rail drive engines
Whether you’re upgrading a worn engine housing or replacing damaged engine covers, we ensure compatibility, durability, and long-term value.
Buying advantages with us
Procure your motor housing and engine cover from us and benefit from:
- Fast DHL Express shipping worldwide
- OEM-components for multiple engine platforms
- Expert technical support and part matching
- Flexible online ordering and volume pricing
Our B2B shop is optimized for fleet managers, engineers, and industrial buyers seeking fast, secure, and traceable supply of critical engine parts.
Related components for structural integrity
In addition to engine housing, we supply mounting bolts, gaskets, brackets, vibration dampers, and heat shields—completing your mechanical protection system and ensuring a perfect connection with adjacent parts.
Frequently asked questions about motor housings and engine covers
What is a motor housing?
A motor housing is the outer structural shell that protects internal components from impact, heat, vibration, and contamination in an engine or electric motor.
What is an engine cover used for?
An engine cover shields key areas like the valve train or timing system, supports noise reduction, and prevents dust, oil, or coolant intrusion. Proper OEM covers ensure structural fit and long-term protection.