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 - 533M15721 suitable for MTU engines
Valve with Comparison Number 533M15721Discover our Valve with the comparison number 533M15721, an OEM spare part that meets the highest standards. This product offers an ideal solution for your MTU engines and ensures the durability you need.Suitable for MTU EnginesOur OEM spare part is suitable for MTU engines and ensures optimal performance in marine and stationary applications. The precise manufacturing provides a perfect fit, allowing your engines to run smoothly.
PRESSURE RELIEF VALVE - F00BR80093 suitable for Bosch engines
Reference Number F00BR80093 – Pressure Relief Valve Suitable for MTU EnginesThe pressure relief valve with the reference number F00BR80093 is a precisely manufactured OEM replacement part suitable for MTU engines of the 2000 series. This product meets all the requirements placed on valves for the reliable operation of MTU engines. As an OEM replacement part, it is optimally designed to ensure an exact fit and stable performance. It is ideal for use in demanding applications such as shipping, stationary plants, and locomotives.Technical Details of the Pressure Relief Valve Suitable for MTU Engine TypesThe pressure relief valve with the reference number F00BR80093 weighs 0.252 kg and has compact dimensions of 9.1 cm length, 9.1 cm width, and 4.2 cm height. This product is specifically suitable for MTU engine types 10V2000M93 and 12V2000M93 and belongs to the group of valves. The precise sizing ensures easy integration and secure interaction with other components of MTU engines.
PRESSURE RELIEF VALVE - 5220780049 suitable for MTU engines
Precise Pressure Relief Valve for Demanding ApplicationsDiscover our pressure relief valve, comparison number 5220780049, specially designed to meet your requirements. This OEM spare part supports the performance and functionality of engines in demanding environments and is therefore an essential component.Efficient Solutions Suitable for MTU EnginesOur pressure relief valve is suitable for MTU engines and offers the highest accuracy and reliability. With the comparison number 5220780049, you can ensure that you receive a product that is subject to strict quality standards and internal controls.
SOLENOID VALVE - 521A07709 suitable for MTU engines
Precise Solenoid Valve with Comparison Number 521A07709Discover our solenoid valve with the comparison number 521A07709, an essential OEM spare part designed for the highest demands in engines. This product is specifically developed to provide unrestricted reliability for numerous applications.OEM Spare Parts for Your MachinesCompared to aftermarket products, which often cause interruptions in performance, this solenoid valve ensures that your engines operate smoothly. Our OEM spare parts provide you with the quality you desire and the fit you need for your MTU engines.
4/2-WAY SOLENOID VALVE - 515M15703 suitable for MTU engines
Professional Replacement Part: 4/2-Way Solenoid ValveDiscover our premium 4/2-way solenoid valve with the comparison number 515M15703. This product belongs to the category Valves and meets the highest standards of quality. Rely on our many years of experience and the reliability of our OEM replacement parts.Replacement Parts for MTU EnginesThe 4/2-way solenoid valve is suitable for MTU engines and offers exceptional fit and durability for your diesel or gas engine. Our OEM replacement parts stand for quality and safety that are essential in marine and stationary applications.
THROTTLE VALVE - 0281005580 suitable for Bosch engines
Throttle Valve for Efficient Air ControlDiscover the throttle valve, an OEM replacement part with the reference number 0281005580. This product is crucial for the precise control of air supply in your engines and contributes to maximizing efficiency.Reliable Performance for MAN D EnginesThe throttle valve is suitable for MAN D engines and ensures reliable function in various applications, whether in marine or stationary systems. Trust in the quality and durability of our products, which are specifically designed for demanding use.
AIR SUPPLY VALVE - 2417413102 suitable for Bosch engines
Air Supply Valve for MAN D EnginesDiscover our air supply valve, which is listed under the comparison number 2417413102. This product is suitable for MAN D engines and belongs to the category of valves. With a weight of only 0.07 kg, it combines lightness and strength, making it ideal for use in maritime and stationary applications.OEM Replacement Parts for Reliable PerformanceOur air supply valve is offered as an OEM replacement part that meets the highest standards. These replacement parts are characterized by quality and durability, specifically designed for use in engines. Rely on products that keep your machines in top condition.
AIR SUPPLY VALVE - 51125050005 suitable for MAN D engines
Perfect Fit: Comparison Number 51125050005Our air supply valve with the comparison number 51125050005 impresses with precision and reliability. This product is an essential OEM spare part that you need for the optimal performance of your MAN D engines. Weighing only 0.013 kg, it offers easy handling and installation, making it ideally suited for marine and stationary applications.
PRESSURE CONTROL VALVE - 51111610022 suitable for MAN D engines
Premium Pressure Control Valve for Your Engine NeedsDiscover our pressure control valve, identified by the comparison number 51111610022, specifically designed to ensure perfect functionality. This product is an essential OEM spare part suitable for use in engines.Optimal Fit for MAN D EnginesOur pressure control valve is compatible with MAN D engines, providing optimal fit. The quality of these OEM spare parts exceeds that of many aftermarket offerings, ensuring reliable performance and longevity.
PRESSURE CONTROL VALVE - 51111080032 suitable for MAN D engines
Reference Number 51111080032: Pressure Control Valve suitable for MAN D ManufacturerThe product with the reference number 51111080032 is a pressure control valve designed as an OEM replacement part specifically suitable for MAN D engines. This pressure control valve ensures precise pressure regulation in demanding engine applications. The reference number facilitates clear identification and exact replacement within the systems of the respective manufacturers.
SHUT-OFF VALVE - 51111080029 suitable for MAN D engines
Reference Number 51111080029: Shut-off Valve Suitable for MAN D Engines The product with the reference number 51111080029 is a shut-off valve specifically designed to fit MAN D engines. This part impresses with precise dimensions of 26.6 cm in length, 26.6 cm in width, and a height of 4.3 cm, weighing 0.866 kg. The reference number 51111080029 ensures that you receive the appropriate product that exactly meets the requirements of these engines. Thus, the shut-off valve offers perfect compatibility and reliable functionality.OEM Part Suitable for MAN D Manufacturer – Ensuring Best Quality As an OEM part, this shut-off valve meets the standards suitable for the manufacturer MAN D. Compared to aftermarket products that are only approximately compatible, our product with the reference number 51111080029 comes directly from the manufacturing operation. This maintains the performance of your MAN D engines and supports dependable operation.
CONSTANT-PRESSURE VALVE - 51111080028 suitable for MAN D engines
High-Performance Constant-Pressure Valve for Your ApplicationsDiscover our constant-pressure valve with the comparison number 51111080028, specifically designed for your requirements. This powerful product is suitable for MAN D engines and ensures reliable performance in marine and stationary applications. As an OEM replacement part, it offers the quality you expect from a product.Technical Features and BenefitsWeighing only 0.03 kg, this constant-pressure valve is not only lightweight but also easy to install. It is designed as an OEM replacement part, meaning it perfectly meets the specific requirements of your engines. Compared to aftermarket solutions, our product provides a consistently reliable solution.
SHUT-OFF VALVE - 51111080023 suitable for MAN D engines
Shut-off Valve Product Suitable for MAN D Engines with Reference Number 51111080023The shut-off valve with the reference number 51111080023 is an OEM replacement part suitable for engines of the MAN D brand. This shut-off valve is specifically designed for the D2840 and D2842 series. It ensures smooth operation of MAN D engines and contributes to the flawless functioning of engines used in demanding environments.Technical Data of the Shut-off Valve Suitable for MAN D EnginesThe shut-off valve with the reference number 51111080023 is designed for engine types such as D2840LE301 and D2842LE301. With a weight of 0.732 kg and dimensions of 23.3 cm length, 23.3 cm width, and 4.3 cm height, this OEM replacement part is space-saving and optimally matched for engines suitable for MAN D. The precise adaptation to the series and engine types makes the product an important component for reliable engine functions.
CONSTANT-PRESSURE VALVE - 51111080020 suitable for MAN D engines
Effective OEM Spare Part for Your EngineThe constant-pressure valve with the reference number 51111080020 is an essential OEM spare part specifically designed to optimize the performance and reliability of your engines.Suitable for MAN D EnginesThis product is suitable for MAN D engines and offers maximum operational efficiency. As a reliable solution, the constant-pressure valve meets all requirements and standards for diesel and gas engines.
PRESSURE CONTROL VALVE - 51111076002 suitable for MAN D engines
Efficiency Increase with Pressure Control ValveDiscover our pressure control valve with the comparison number 51111076002, specifically designed for MAN D engines. This OEM spare part ensures excellent quality and a precise fit, which are essential for the smooth operation of your engines.Diverse OEM Spare Parts for Your RequirementsThe pressure control valve is suitable for various applications, including series from manufacturers such as MWM, Mercedes-Benz, Deutz, Volvo, and MTU. With this product, you optimize the efficiency of your engines and ensure long-term use of your machines.
AIR SUPPLY VALVE - 51111070036 suitable for MAN D engines
Reference Number 51111070036: Product Suitable for MAN D EnginesThe air supply valve with the reference number 51111070036 is an essential product suitable for MAN D engines. This OEM spare part meets the requirements for series such as D2842 and D2876 optimally. Due to its precise manufacturing as an OEM spare part, accurate compatibility and functionality are ensured, meeting the manufacturer's standards. The air supply valve significantly contributes to the proper operation of the engines that rely on reference number 51111070036.Product Details: Air Supply Valve as OEM Spare Part Suitable for MAN DThe air supply valve is an OEM spare part suitable for engines of the D2842 and D2876 series. It was designed for MAN D engines to ensure high functionality for engine types D2842LE301 and D2876LE301. The exact fit as a product suitable for these manufacturer engines ensures reliable performance and long service life in use.
AIR SUPPLY VALVE - 51111070026 suitable for MAN D engines
Air supply valve with comparison number 51111070026Discover our top-quality air supply valve, comparison number 51111070026, specifically designed to harmonize optimally with engines. This product belongs to the category of valves and ensures the functionality of your diesel or gas engines. Weighing only 0.05 kg, it is handy and ideal for demanding applications.OEM replacement parts for the highest standardsOur air supply valve is an OEM replacement part that meets the highest quality standards. Suitable for MAN D engines, you can be assured that this component operates reliably even under challenging conditions. At MOPA Motorparts, we focus on stringent internal controls to ensure the excellent quality of our products.
AIR SUPPLY VALVE - 51111070023 suitable for MAN D engines
Reference Number 51111070023: Product Suitable for MAN D EnginesThe air supply valve with the reference number 51111070023 is an OEM spare part, specifically suitable for MAN D engines. This product belongs to the Valves category and is characterized by its precise workmanship. With a weight of 0.056 kg and compact dimensions of 4.2 cm length, 4.2 cm width, and 2.1 cm height, it integrates perfectly into various engine applications.Details of the Air Supply Valve Suitable for MAN D Manufacturer and EnginesThe air supply valve is designed as an OEM spare part to fit exactly for MAN D engines. Compliance with technical specifications is reflected in the high quality. The reference number 51111070023 clearly identifies the product and demonstrates its suitability as a component for engines made by MAN D.
AIR SUPPLY VALVE - 51111070022 suitable for MAN D engines
Air Supply Valve 51111070022 – Your Reliable ProductThe air supply valve with the comparison number 51111070022 is an essential OEM spare part, specifically designed to deliver optimal performance in the demanding environment of MAN D engines. This product is functional and built for durability, making it the ideal choice for your applications.Product Suitable for MAN D Engines and QualityOur air supply valve is suitable for MAN D engines and stands out for its reliability. Weighing 0.048 kg, this OEM spare part is easy to handle and optimally integrates into your existing engine structure. Rely on the precision and reliability that this product offers you.
AIR SUPPLY VALVE - 1 467 445 007 suitable for Bosch engines
Air Supply Valve with Comparison Number 1 467 445 007Discover our air supply valve, marked with the comparison number 1 467 445 007. This product is the ideal solution for anyone looking for reliable engine parts. The air supply valve is suitable for MAN D engines and allows for precise fuel regulation for optimal engine performance. Weighing only 0.048 kg, it is both practical and durable.
AIR SUPPLY VALVE - 51111070021 suitable for MAN D engines
Air Supply Valve: Ideal for MAN D EnginesThe air supply valve with the comparison number 51111070021 is an essential product for anyone looking to provide the powerful MAN D engines with maximum reliability and functionality. This OEM replacement part weighs only 0.045 kg and is specifically designed for MAN D engines to achieve optimal results in marine and stationary applications.Replacement Parts in Original Equipment Manufacturer QualityOur replacement parts, including the air supply valve, are OEM parts manufactured to original equipment manufacturer quality. The product with the comparison number 51111070021 stands for durability and efficiency. Trust in using parts that fit your engines to maximize their performance and save costs in the long run.
AIR SUPPLY VALVE - 1 467 445 006 suitable for Bosch engines
Air Supply Valve – Efficient Solution for Your EnginesDiscover our air supply valve (comparison number: 1 467 445 006), suitable for MAN D engines. This innovative product belongs to the category "Valves" and is characterized by its efficient functionality. Weighing only 0.045 kg, this spare part is an excellent solution for your applications in marine and stationary sectors.Optimization through Premium OEM Spare PartThe air supply valve is an essential OEM spare part that can be seamlessly integrated into your engines. Suitable for MAN D engines, it delivers the performance needed to enhance the efficiency of your machines. Rely on products from top manufacturers that support the longevity of your engines.
AIR SUPPLY VALVE - 51111070017 suitable for MAN D engines
Reference Number 51111070017: Product Suitable for MAN D EnginesThe air supply valve with the reference number 51111070017 is a precise OEM replacement part suitable for MAN D engines. This product plays a central role in the performance and reliability of engines, especially in demanding environments. As a replacement part, it impresses with its exact functionality and precise design.Compact Dimensions of the Air Supply Valve Suitable for MAN D EnginesWith a length of 3.8 cm, width of 3.8 cm, and a height of 2.1 cm, the air supply valve fits perfectly into the construction of MAN D engines. The low weight of 0.046 kg also makes this OEM replacement part particularly lightweight, allowing for easy handling and installation. Thus, the product contributes to long-lasting operational capability.
PRESSURE RELIEF VALVE - 51103040300 suitable for MAN D engines
PRESSURE RELIEF VALVE with the comparison number 51103040300 suitable for MAN D engines
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.