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:
PRESSURE CONTROL VALVE - 81779736010 suitable for MAN D engines
Pressure Control Valve for MAN D Engines in DetailDiscover our pressure control valve, comparison number 81779736010, which has been designed to fit MAN D engines. This product from the category of valves combines precise engineering and reliable performance to meet the specific requirements in marine and stationary applications.Optimal Performance with Minimal WeightWeighing only 0.15 kg, our pressure control valve not only offers top-notch functionality but is also lightweight and easy to install. You benefit from high efficiency that has been specifically developed for engines, reducing operating costs through improved performance.
SHUT-OFF VALVE - 81779736007 suitable for MAN D engines
Optimal Performance with the Shut-off ValveDiscover our Shut-off valve, which is perfectly suited for applications in demanding environments. With the reference number 81779736007, this product is an essential replacement part that is specifically designed to optimize the performance of your suitable for MAN D engines. Weighing 1.285 kg, it offers robust and reliable functionality.
SHUT-OFF VALVE - 81779736006 suitable for MAN D engines
Robust Shut-off Valve for Your EnginesDiscover our product – the shut-off valve with the comparison number 81779736006, which is perfectly tailored to the needs of MAN D engines. This component belongs to the category "Valves" and offers a reliable solution for your engines. Weighing 1.25 kg, the shut-off valve is characterized by its durable and robust design, providing you with optimal performance.Reliable OEM Replacement Parts for Your NeedsReplacement parts suitable for MAN D engines are essential for the smooth operation of your machines. MOPA Motorparts offers over 1 million replacement parts in our range, focusing exclusively on OEM replacement parts. With our products, we ensure that your engines continuously operate at the highest level.
SHUT-OFF VALVE - 81779730041 suitable for MAN D engines
Customized Shut-off Valve for Smooth OperationThe Shut-off valve with the comparison number 81779730041 is a reliable OEM spare part designed to be compatible with MAN D engines. This product ensures precise regulation of fuel flow, which is crucial for the functionality of the engines.
VALVE - 81779730031 suitable for MAN D engines
Valve suitable for MAN D enginesDiscover our valve with the comparison number 81779730031, designed as an OEM replacement part and suitable for MAN D engines. This product impresses with original equipment quality that helps optimize the performance of your engines. Trust in quality that meets the high standards of the industry.
SAFETY VALVE - 81779730030 suitable for MAN D engines
Safety valve with comparison number 81779730030Discover our safety valve with the comparison number 81779730030, which is specially designed to be suitable for MAN D engines. This OEM spare part stands for the highest standards and reliability, which are essential in demanding applications.
SHUT-OFF VALVE - 81779730020 suitable for MAN D engines
Excellent Shut-off Valve for Your NeedsDiscover our shut-off valve with the comparison number 81779730020, an essential OEM spare part for efficient engines. This product is specifically designed to meet the highest demands in application and ensures that your machinery remains in top condition.Perfect Compatibility for MAN D EnginesThe shut-off valve is suitable for MAN D engines and offers optimal functionality. Weighing only 0.38 kg, this OEM spare part impresses with its stability and durability. It meets the specific requirements of marine and stationary applications.
CONTROL VALVE - 81779730017 suitable for MAN D engines
Control valve suitable for MAN D enginesDiscover the precise control valve with the reference number 81779730017. This product is an essential OEM spare part, suitable for all applications involving MAN D engines. With a weight of only 0.19 kg, it offers the ideal combination of functionality and efficiency.Quality of OEM spare partsThe control valve with the reference number 81779730017 ensures precise control of the engines. As an OEM spare part, it stands for durability and reliability. It is compatible with MAN D engines, thus ensuring optimal performance that you can rely on in any application.
VALVE - 81779730015 suitable for MAN D engines
Optimal Spare Part for Your EnginesDiscover our valve, identified by the comparison number 81779730015. This OEM spare part is crucial for the functionality of engines and ensures that the performance of your machines remains optimal. We provide products specifically designed for demanding marine and stationary applications as well as for locomotives.
VALVE - 81779730014 suitable for MAN D engines
Valve with Comparison Number 81779730014Discover our top-quality valve with the comparison number 81779730014, designed for diesel and gas engines. This OEM replacement part offers excellent fit and reliability, suitable for MAN D engines. Weighing 0.69 kg, it provides a stable solution for marine and stationary applications as well as locomotives.Optimal Solution for MAN D EnginesThe valve belongs to the group of valves and has been designed for MAN D engines. Due to its high-quality workmanship, this OEM replacement part ensures a long service life and optimal performance of your engine. Rely on a product that meets all requirements.
SHUT-OFF VALVE - 81779720140 suitable for MAN D engines
Premium Shut-off Valve Compatible with MAN D EnginesDiscover our shut-off valve, comparison number 81779720140, specifically designed to ensure flawless functionality in your engines. This top-quality OEM spare part offers you the comfort you expect from a reputable manufacturer.
VALVE BLOCK - 81779720127 suitable for MAN D engines
First-Class Valve Block for Your ApplicationsDiscover our Valve block, which is listed under the comparison number 81779720127. This OEM spare part offers the highest quality and optimal performance for your engines. It is suitable for MAN D engines and ideally suited for marine and stationary applications as well as locomotives.Quality and Precision for Engines Weighing 0.783 kg, this Valve block is both lightweight and robust. It is an OEM spare part that meets stringent requirements, which are suitable for MAN D engines. By using high-quality components, it ensures that the performance of your engines remains optimal.
BREATHER VALVE - 81779645243 suitable for MAN D engines
Efficient Breather Valve for High PerformanceDiscover our powerful breather valve, distinguished by comparison number 81779645243. This product belongs to the category of valves and is crucial for the reliable functionality of your engines. Weighing only 0.12 kg, our OEM replacement part impresses with optimal application possibilities in various settings.
VALVE - 81779620031 suitable for MAN D engines
Efficient Valve for Your ApplicationsDiscover our valve with the comparison number 81779620031, an essential element that fits perfectly with your MAN D engines. This spare part impresses with its high quality and functionality, allowing you to maximize the efficiency of your engines. Weighing only 0.05 kg, the valve is not only practical but also durable.OEM Spare Parts in Top QualityOur valve is an OEM spare part developed to be compatible with MAN D engines. As part of the group of valves, this spare part meets the highest standards in terms of performance and durability. Rely on OEM spare parts specifically designed for demanding applications in the marine and stationary industries, as well as in locomotives.
VALVE - 81779620030 suitable for MAN D engines
Efficient Valve: Comparison Number 81779620030Discover the valve with the comparison number 81779620030, which is ideally suited for your applications. This product is compatible with MAN D engines and impresses with its efficiency and durability. Weighing only 0.08 kg, it not only offers lightness but also the necessary stability for the operation of your machines.
VALVE - 81779620024 suitable for MAN D engines
Efficient Valve: Comparison Number 81779620024Discover our valve (comparison number: 81779620024), which is specially designed for use in engines. This product complements your engines perfectly and offers the quality you expect from an OEM replacement part. With a total weight of 0.24 kg, this valve is the optimal choice for your needs.Reliability for MAN D EnginesThe valve is suitable for MAN D engines and impresses with its durability and efficiency. With this OEM replacement part, you ensure that your engines operate reliably under demanding conditions. Trust in the thoughtful design and functionality that our product offers to optimize the performance of your engines.
VALVE - 81779620017 suitable for MAN D engines
Valve compatible with MAN D enginesDiscover our valve with the comparison number 81779620017, a precise product designed for MAN D engines. This spare part belongs to the product group of valves and offers you an ideal solution for various marine and stationary applications. Weighing only 0.119 kg, it impresses with its excellent construction and durability.
NON-RETURN VALVE - 81779606022 suitable for MAN D engines
Top Quality: Non-return Valve for EnginesDiscover the non-return valve suitable for MAN D engines, which can be clearly identified by the comparative number 81779606022. This OEM replacement part offers compelling performance that is essential for the reliable operation of your engines. Weighing 0.81 kg, this non-return valve is ideal for marine and stationary applications.Efficient Functionality of the ProductThe non-return valve from the category "Valves" plays a central role in engine performance. It prevents backflows and ensures that fluids flow in only one direction. This ensures impeccable operation of your machines. Rely on OEM replacement parts that are easy to install and designed for durability.
VALVE - 81776306034 suitable for MAN D engines
Precise Valve Suitable for MAN D EnginesDiscover our valve, which impresses as an OEM replacement part with the comparison number 81776306034. This specifically developed product is suitable for MAN D engines and offers the highest precision and reliability. Weighing 0.47 kg, our valve is not only lightweight but also robust—ideal for demanding applications in marine and stationary operations as well as locomotives.Quality and Efficiency for Your EnginesThe valve suitable for MAN D engines is made from top-quality materials that undergo rigorous controls. This high quality ensures that the OEM replacement part meets industry requirements. Rely on our expertise to maximize the performance of your engines and extend their lifespan.
BREATHER VALVE - 81753016720 suitable for MAN D engines
Efficient Breather Valve with Comparison NumberDiscover our breather valve with the comparison number 81753016720, an essential product for the optimal functioning of MAN D engines. This OEM replacement part is characterized by precise manufacturing and quality. With a weight of 8.998 kg, our valve ensures stability and reliable performance in demanding applications.Ideal Fit for MAN D EnginesAs a provider of OEM replacement parts, we offer a wide range of products that are suitable for MAN D as well as for manufacturers such as MWM, Mercedes-Benz, Deutz, Volvo, MTU, Bosch, and Detroit Diesel. Our assortment includes over 1 million replacement parts, ensuring you always have a solution-oriented alternative for your engines.
BREATHER VALVE - 81753016719 suitable for MAN D engines
Reliable Breather Valve for Marine and Stationary EnginesEnsure the efficiency of your engines with our breather valve (comparison number: 81753016719). This product ensures that pressure and air accumulations are safely vented, which is particularly critical for engines in marine and stationary applications. Thanks to its robust construction, the breather valve meets all the requirements expected from OEM spare parts.
3/2-WAY VALVE - 81749206030 suitable for MAN D engines
Discover Our 3/2-Way ValveExperience the 3/2-way valve, suitable for MAN D engines, with the comparison number 81749206030. This product is a reliable OEM replacement part that meets the highest demands for performance and reliability. Trust our expertise to optimally operate your machines in marine and stationary applications.Efficient Control for EnginesThe product we offer is an essential OEM replacement part that allows you precise control of fluid flows. Suitable for MAN D engines, it ensures maximum efficiency and operational safety. With over 25 years of experience in the distribution of spare parts, you can rely on the quality of our products.
3/2-WAY VALVE - 81749206029 suitable for MAN D engines
3/2-Way Valve as a Reliable SolutionOur 3/2-way valve with the comparison number 81749206029 is an essential OEM spare part that provides optimal performance. This product is specifically suitable for MAN D engines and belongs to the category of Valves.
3/2-WAY VALVE - 81749206026 suitable for MAN D engines
Discover the 3/2-way valveDiscover our 3/2-way valve, suitable for MAN D engines, with the comparison number 81749206026. This OEM spare part offers the highest precision and ensures that your engines operate efficiently. Rely on our many years of experience in the field of engine parts.Optimal performance with OEM spare partsThe 3/2-way valve is a crucial product that optimizes the performance of your MAN D engines. By using OEM spare parts, it is ensured that all components are perfectly coordinated. Quality and durability are essential to us.
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.