Engine valve – precision control for marine and industrial engines
Engine valves are essential components in every combustion engine, ensuring precise control over intake and exhaust processes. Whether in marine engines, gas-powered generators, stationary industrial motors, or locomotive engines, the right engine valve ensures operational efficiency, combustion accuracy, and long service life. Choosing OEM-quality engine valve parts is critical for long-term performance, safety, and cost-efficiency.
Choose from following:
VALVE BLOCK - 81259026184 suitable for MAN D engines
Spare Part Suitable for MAN D EnginesDiscover our valve block, designated with the comparison number 81259026184, specifically designed for MAN D engines. This OEM spare part ensures outstanding performance in all applications. Weighing 1.197 kg, the valve block provides the necessary stability required for diesel and gas engines in maritime and stationary use.Quality of Original Equipment Manufacturer ClassOur valve block is an OEM spare part, which means it is offered in top-notch quality. Rely on products that are specifically developed to meet the high industry standards. With us, you'll find spare parts designed for durability and high performance in engines.
VALVE BLOCK - 81259026183 suitable for MAN D engines
Valve block suitable for MAN D – Efficient solution for your machinesExperience the valve block with comparison number 81259026183, a replacement part specifically designed for the needs of MAN D engines. This product belongs to the category of valves and ensures optimal performance through its robust construction. Weighing 1.355 kg, it provides the stability required for operation in demanding applications.Suitable for MAN D – High precision for critical applicationsThis valve block performs excellently in marine and stationary applications and is suitable for MAN D engines in diesel and gas service. As an OEM replacement part, it ensures the quality and accuracy you can expect from an OEM. Rely on reliability and durability with this product.
4/2-WAY SOLENOID VALVE - 81259026169 suitable for MAN D engines
Efficient 4/2-way Solenoid Valve for Reliable EnginesDiscover our 4/2-way solenoid valve, offered as an OEM spare part with the comparison number 81259026169. This product is compatible with MAN D engines and provides a reliable solution for applications in marine and stationary settings. Weighing only 0.236 kg, this OEM spare part is an excellent choice for professionals seeking quality and durability.Quality That Proves Itself – Focus on the Comparison NumberThe solenoid valve you find here belongs to the category of Valves and is known for its high functionality. Every component is thoroughly checked to ensure it meets the requirements for engines. With the comparison number 81259026169, it is confirmed that this product fits perfectly with your MAN D engines, enabling smooth performance.
SOLENOID VALVE - 81259026168 suitable for MAN D engines
Solenoid Valve: Precision in Every DetailDiscover our solenoid valve, classified with the comparison number 81259026168. This product is an essential OEM spare part, suitable for MAN D engines. Weighing 5.14 kg, the solenoid valve offers optimal performance and reliability necessary for the smooth operation of your engines. Count on the quality of this product to avoid unnecessary downtime.
SOLENOID VALVE - 81259026165 suitable for MAN D engines
Solenoid Valve Suitable for MAN D EnginesDiscover the solenoid valve with the comparison number 81259026165, specifically designed for optimal integration into MAN D engines. This OEM replacement part offers not only precision but also the reliability you need for your engines. Weighing 0.56 kg, it is easy to handle yet robust enough for demanding operating conditions.Quality through OEM Replacement PartsThe solenoid valve with the comparison number 81259026165 is an OEM replacement part that meets the highest quality standards. It is suitable for MAN D engines and ensures that your equipment always operates efficiently and safely. Rely on the quality of these products to maximize the lifespan and performance of your engines.
SOLENOID VALVE - 81259026163 suitable for MAN D engines
Solenoid Valve for Reliable PerformanceDiscover our solenoid valve, which is marked with the comparison number 81259026163. This OEM replacement part meets the highest standards and is specifically designed for use in engines. Weighing 1.7 kg, this product offers stability and durability, making it the ideal choice for your needs.Precision Fit and FunctionalityThe solenoid valve is suitable for MAN D engines and ensures precise control of engine functions. At MOPA Motorparts, we ensure through internal controls that every OEM replacement part meets the highest quality standards. Trust in our experience, as we are a family-run business in the second generation.
SOLENOID VALVE - 81259026159 suitable for MAN D engines
Premium Solenoid Valve Suitable for MAN D EnginesDiscover our top-quality solenoid valve (comparison number: 81259026159), specially designed to function optimally in MAN D engines. Weighing 0.39 kg, this product is an excellent choice for your diesel or gas engines in marine and stationary applications.OEM Replacement Parts in Proven QualityOur solenoid valve is an OEM replacement part that provides the safety and reliability you need. With the comparison number 81259026159, we ensure that the product is precisely tailored to the requirements of MAN D engines. Trust in the quality of OEM replacement parts that seamlessly integrate into your engines.
SOLENOID VALVE - 81259026155 suitable for MAN D engines
Efficient Solenoid Valve for Your ApplicationsExperience our solenoid valve with the comparison number 81259026155, specifically designed to fit engines of the MAN D series. This product from the valves category impresses with precise fit and sustainability, meeting the highest standards. With a weight of 2.08 kg, the solenoid valve is optimal for demanding operating conditions.Quality and Performance through OEM Spare PartsOur solenoid valve is an OEM spare part that meets the highest standards of the manufacturer. Unlike aftermarket solutions, this component, designed for MAN D engines, offers superior functionality and durability. Rely on the expertise of MOPA Motorparts to support your engines.
SOLENOID VALVE - 81259026154 suitable for MAN D engines
Discover Solenoid Valve with Comparison Number 81259026154Discover the solenoid valve with comparison number 81259026154, an essential OEM spare part that fits MAN D engines optimally. This product impresses with excellent precision and reliable performance. Weighing 2.02 kg, the solenoid valve is both robust and compact, making it ideal for use in marine and stationary engines.
SOLENOID VALVE - 81259026144 suitable for MAN D engines
Solenoid valve suitable for MAN D enginesDiscover our solenoid valve with the comparison number 81259026144, specifically designed for the requirements of engines. This spare part is essential for your application and offers optimal performance.Reliable OEM spare parts for your needsThe solenoid valve is suitable for MAN D engines and delivers quality through tested OEM spare parts. Weighing 1.885 kg, this product is optimally designed to work reliably in demanding environments.
SOLENOID VALVE - 3.72076 suitable for MAN D engines
Premium Solenoid Valve for Top-Notch EnginesDiscover our premium solenoid valve with reference number 3.72076, specifically designed to support engines suitable for MAN D. This product belongs to the category of valves and offers outstanding functionality for industrial applications. As an OEM spare part, it stands out for the quality and precision you expect from original equipment quality.Robust Construction and Versatile ApplicationsWeighing 1.885 kg, the solenoid valve is not only powerful but also versatile. Our OEM spare parts are designed to meet the high demands in marine and stationary applications. This solenoid valve ensures reliable control and is ideal for anyone who has the highest expectations for engines.
SOLENOID VALVE - 81259026142 suitable for MAN D engines
Solenoid valve suitable for MAN D enginesThe solenoid valve with the comparison number 81259026142 is an essential OEM replacement part specifically designed for use in engines. It stands out for its quality as an OEM part and offers top performance in your engine system. Weighing only 0.35 kg, it is lightweight and user-friendly.
SOLENOID VALVE - 81259026139 suitable for MAN D engines
Solenoid Valve for Reliable EnginesDiscover our solenoid valve, known under the comparison number 81259026139. This product is an OEM replacement part that is suitable for MAN D engines, making it a durable solution for your engines. Weighing 0.87 kg, it combines robustness with efficiency and should not be missing in any maintenance.Suitable for MAN D EnginesOur solenoid valve is the perfect solution and suitable for MAN D engines. This OEM replacement part ensures that your engine always operates optimally, as it has been specifically developed for applications in marine and stationary use. As a reliable component, it contributes to improving the performance and efficiency of your MAN D engines.
SOLENOID VALVE - 81259026138 suitable for MAN D engines
Solenoid valve suitable for MAN D enginesDiscover the solenoid valve with the comparison number 81259026138, which plays a central role in the functionality of your engines. This OEM replacement part is specifically designed to operate reliably in marine and stationary applications. Weighing only 0.28 kg, it is not only lightweight but also easy to install.
SOLENOID VALVE - 81259026132 suitable for MAN D engines
Precise Solenoid Valve: Comparison Number 81259026132Discover our solenoid valve, which is marked with the comparison number 81259026132. This product is specifically developed for use in engines and impresses with its top-notch workmanship. The solenoid valve belongs to the category of valves and is an indispensable OEM replacement part that enables trust in the performance of engines.Optimal Use: Suitable for MAN D EnginesThis solenoid valve is suitable for MAN D engines. Weighing 2.01 kg, it offers not only robustness but also durability, which is essential for the demanding requirements in marine and stationary applications. As an important component, it ensures optimal functionality and maximum efficiency.
SOLENOID VALVE - 81259026126 suitable for MAN D engines
Solenoid Valve: Reliability for Your EnginesDiscover the solenoid valve with the comparison number 81259026126, a top-quality OEM replacement part specifically designed for use in suitable for MAN D engines. This product is an essential element in the article group of valves, distinguished by its high reliability. Optimized for marine and stationary applications, it significantly contributes to your engine's efficiency.
SOLENOID VALVE - 81259026123 suitable for MAN D engines
Efficient Solenoid Valve – Comparison Number 81259026123Discover the solenoid valve with the comparison number 81259026123, an essential product for your engine. This OEM replacement part is suitable for MAN D engines and offers excellent quality for a variety of applications. Weighing 4.83 kg, the solenoid valve is robust and provides the stability necessary for use in marine and stationary technology.Powerful Product Suitable for MAN D EnginesOur solenoid valve impresses with its special fit, designed specifically for MAN D engines. OEM replacement parts are characterized by their high-quality workmanship and ensure that your engine operates efficiently even under demanding conditions. Rely on the reliable performance of this product, which is not only suitable for MAN D engines but can also be used in a wide range of applications.
SOLENOID VALVE - 81259026118 suitable for MAN D engines
Solenoid valve suitable for MAN D enginesDiscover the OEM spare part solenoid valve with the comparison number 81259026118, which is suitable for MAN D engines. This product belongs to the category of valves and is characterized by its good quality and reliability. With a weight of 4.15 kg, it is particularly robust and durable, allowing you to support the smooth operation of your engines.Reliable quality of OEM spare partsOur solenoid valve is an indispensable component that is perfectly tailored to the requirements of engines. Suitable for MAN D engines, it enables efficient control of engine functions and contributes significantly to performance optimization. As a second-generation family business, we exclusively offer the best OEM spare parts.
SOLENOID VALVE - 81259026117 suitable for MAN D engines
Discover Solenoid Valve with Comparison Number 81259026117Discover our solenoid valve with the comparison number 81259026117, which is ideally suited for use in MAN D engines. This reliable product belongs to the category of valves and is designed to operate effectively in various applications in marine and stationary operations. Weighing 2.17 kg, it offers robust stability even under demanding conditions.
VALVE BLOCK - 81259026115 suitable for MAN D engines
Robust Valve Block – Comparison Number 81259026115Discover our valve block with the comparison number 81259026115. This OEM spare part is essential for the reliable function of your engines. Weighing 2.37 kg, the valve block impresses with its durable design, specially developed for demanding applications. Rely on the quality of the product that ensures optimal performance.Suitable for MAN D Engines – Perfect FitThis valve block is suitable for MAN D engines and ensures that your engines operate efficiently. Thanks to this precise fit, you can be sure that the OEM spare part will seamlessly integrate into your existing system. Trust in the materials used and the precise processing that provides you with a long lifespan.
SOLENOID VALVE - 81259026113 suitable for MAN D engines
Superior Performance: Solenoid Valve 81259026113Discover the outstanding solenoid valve with the comparison number 81259026113, specifically designed to optimize the functionality of your suitable for MAN D engines. Weighing 1.76 kg, this product offers the stability and reliability that are essential for the efficient operation of your engine systems.Suitable for MAN D Engines: Ensuring QualityOur solenoid valve is suitable for MAN D engines and belongs to the category of OEM spare parts. OEM stands for Original Equipment Manufacturer, which means that our products adhere to strict quality standards. Compared to aftermarket parts, OEM spare parts like this solenoid valve provide optimal fit and durability that enhance the value of your engines.
SOLENOID VALVE - 81259026112 suitable for MAN D engines
Solenoid Valve with Comparison Number 81259026112Discover the solenoid valve with the comparison number 81259026112, which offers a top-notch solution for your engine applications. This product belongs to the article group valves and is suitable for MAN D engines. Weighing 4.05 kg, it meets the requirements in marine and stationary applications as well as in locomotives.
4/2-WAY SOLENOID VALVE - 81259026111 suitable for MAN D engines
Powerful Product for MAN D EnginesDiscover our 4/2-way solenoid valve, an OEM replacement part that is perfectly suited to enhance the efficiency of your engines. This product is compatible with MAN D engines and contributes to optimal control of fluid flows. With the comparison number 81259026111, you can quickly identify this premium replacement part.Precision Manufacturing and DurabilityThe 4/2-way solenoid valve weighs only 0.135 kg and is characterized by high processing quality. As an OEM replacement part, it provides the necessary functionality that you expect from a product specifically designed for engines. Trust in the reliability that our product offers and optimize the performance of your diesel and gas engines.
SOLENOID VALVE - 81259026109 suitable for MAN D engines
Solenoid Valve for Efficient ApplicationsThe solenoid valve with the reference number 81259026109 is an essential OEM spare part, suitable for MAN D engines. This product belongs to the category of valves and impresses with high quality and long-lasting performance. Weighing only 0.3 kg, it brings the necessary robustness required for demanding applications despite its compact dimensions.
What is an engine valve?
An engine valve is a mechanical component that opens and closes to control the flow of gases into and out of the engine cylinders. Typically made from heat-resistant metals, each valve for engine operation must withstand extreme temperatures and high-pressure environments.
There are two primary types: intake valves, which allow the air-fuel mixture to enter the combustion chamber, and exhaust valves, which release burned gases after combustion. The opening and closing cycles of these valves are precisely timed to the engine’s rotation, ensuring seamless combustion and power delivery.
Function and benefits of engine valves
The valves engines rely on must perform under extreme stress. The proper functioning of each valve of engine directly impacts power output, fuel efficiency, and emissions. Worn or faulty motor valves can lead to misfires, reduced engine performance, overheating, or even total engine failure.
Here are the key benefits of using high-quality engine valve parts:
- Optimized sealing and compression
- Efficient combustion and power delivery
- Extended engine life and maintenance intervals
- Reduced emissions and fuel consumption
- Enhanced thermal and mechanical durability
Types, materials and OEM compatibility
Depending on the application, engine valves differ in design and construction. Intake valves are optimized for cooler airflow, while exhaust valves endure hotter temperatures and aggressive gases. Materials range from hardened steel to titanium alloys, often with surface treatments like nitriding or chrome plating for added wear resistance.
Our engine valve parts meet strict OEM standards, ensuring full compatibility with a wide range of engine models. This includes precise dimensions, material specifications, and valve timing synchronization. Whether you're replacing a single motor valve or sourcing complete valves engines sets, our parts are engineered for lasting reliability and performance.
Use cases and industrial relevance
Engine valves play a central role in marine propulsion systems, stationary power units, gas engine installations, and locomotive drives. In these environments, any failure in the valve for engine functionality can cause severe operational downtime. That’s why OEM-compliant, technically precise engine valve parts are essential across all heavy-duty applications.
Buying advantages with us
We supply only OEM-grade motor valves and engine valve parts, ensuring a precise fit and high durability. With fast DHL Express delivery worldwide, technical customer support, and a wide selection tailored for marine and industrial engines, we help you keep operations running with confidence. Easy online ordering and multiple payment options make the procurement process efficient and secure.
Frequently asked questions about engine valves
What is an engine valve?
An engine valve controls the flow of air, fuel, and exhaust gases in a combustion engine. It opens and closes at precisely timed intervals, supporting efficient combustion and power output.
What are the parts of a engine valve?
Typical parts of a engine valve include:
- Valve head (seals against the seat)
- Valve stem (guides the motion)
- Valve seat (provides the sealing surface)
- Spring and cotters (ensure return and retention)
- Guide (ensures proper alignment and reduces friction)
Related components for sealing and engine control
Engine valves operate in conjunction with other vital components such as gaskets, hoses, valve guides, springs, and cooling systems. These elements must work together to maintain compression, regulate temperature, and ensure overall engine stability—especially in demanding marine and industrial settings.