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 - 04398722 suitable for MWM & Deutz engines
Excellent OEM Spare Part: Valve BlockDiscover our OEM spare part, the valve block with the comparison number 04398722. This product offers you reliable performance for various applications. The valve block impresses with durability and functional reliability.
VALVE - 04406050 suitable for MWM & Deutz engines
Innovative Valve with Comparison Number 04406050Discover our valve with the comparison number 04406050, perfectly tuned to MWM & Deutz engines. This product offers the quality of an OEM replacement part and ensures long-term reliability and efficiency. Our OEM replacement parts meet the highest standards and are specifically designed to support you in your project in the best possible way.Suitable for MWM & Deutz EnginesThis valve is suitable for MWM & Deutz and delivers the performance you expect from your engines. Using our OEM replacement parts is crucial to ensure the optimal functionality of your system and to avoid issues with aftermarket parts.
VALVE - 04418534 suitable for MWM & Deutz engines
Reliable Valve for Smooth EnginesDiscover our quality valve with the comparison number 04418534, a productive OEM spare part that ensures smooth operation in engines. This particular product is suitable for MWM & Deutz engines.Excellent Performance and ControlThe valve impresses with its robust properties and durability, ensuring that engines operate effectively even under extreme conditions. Our OEM spare parts are carefully monitored internally to provide the best quality.
THROTTLE VALVE - 04908748 suitable for Deutz engines
Reliable OEM Replacement Part: Throttle ValveDiscover the throttle valve with the comparison number 04908748, a top-notch OEM replacement part for engines. This product is designed to regulate airflow and thus optimize the performance of your engines.Perfect Fit for Deutz EnginesThe throttle valve is ideally suited for Deutz engines and meets the highest standards. With the comparison number 04908748, you receive a product that fulfills the manufacturer’s requirements.
SOLENOID VALVE - 04406159 suitable for MWM & Deutz engines
SOLENOID VALVE with the comparison number 04406159 suitable for MWM & Deutz engines
VALVE - 04394375 suitable for MWM & Deutz engines
Excellent Valve with Comparison Number 04394375 Discover the innovative valve with the comparison number 04394375, which is characterized by precise manufacturing. This valve is perfectly suited for demanding applications and offers excellent performance. Our product is made from top-quality materials to enable long-lasting and reliable operation.
VALVE - 04407198 suitable for MWM & Deutz engines
Powerful Valve AvailableDiscover our OEM replacement part Valve (comparison number: 04407198), suitable for MWM & Deutz engines. With this product, you receive excellent performance and reliability for your machines.Quality of OEM Replacement PartsOur OEM replacement parts have a comparison number of 04407198 and meet strict quality standards. Each product is meticulously tested to ensure it meets the high requirements that are crucial for engines.
VALVE - 04408693 suitable for MWM & Deutz engines
Quality Without Compromises: Valve Comparison Number 04408693With the comparison number 04408693, we offer an OEM replacement part that is perfectly suited as a valve. This product is characterized by precision and reliability to function optimally in diesel and gas engines. Trust in quality that meets the highest standards.Suitable Solution for MWM & Deutz Engines Our valve is compatible with MWM & Deutz engines, making it an excellent choice for all applications in the marine and stationary sector. As an OEM replacement part, it is the ideal solution for powerful and long-lasting engine performance.
INLET VALVE - 04509355 suitable for Deutz engines
Outstanding Performance with the Inlet ValveDiscover our inlet valve, compatible with Deutz engines. With the reference number 04509355, we offer you an excellent OEM spare part that ensures optimal performance and reliability. The use of high-quality materials ensures the precision of this product.
CONTROL VALVE - 04423808 suitable for MWM & Deutz engines
Control Valve with Comparison Number 04423808Discover the control valve, suitable for MWM & Deutz engines. With the comparison number 04423808, we offer you a precise OEM replacement part that ensures durability and reliability in your applications. Rely on MOPA Motorparts’ over 25 years of experience!
NON-RETURN VALVE - 04905864 suitable for Deutz engines
Excellent Non-return Valve for Your EnginesDiscover the non-return valve with the comparison number 04905864, which has been specifically designed to meet your needs. This product is an ideal choice if you require reliable valves that are manufactured according to strict quality standards. The combination of precise workmanship and a reduced weight of 0.027 kg makes this OEM spare part a must-have for professional applications.Suitable for Deutz Engines – Reliable PerformanceOur non-return valve is suitable for Deutz engines and impressively showcases what first-class OEM spare parts can offer. Unlike aftermarket products that are often lacking in performance, this spare part ensures the necessary reliability of your application. Trust in the exact fit you expect from an equipment manufacturer.
VALVE BLOCK - 04443017 suitable for MWM & Deutz engines
Precise Valve Block for Your ApplicationDiscover our product, the valve block with the reference number 04443017, which has been specifically designed to function optimally. This replacement part offers outstanding quality and a precise fit suitable for MWM & Deutz engines needed for marine and stationary use.
SHUT-OFF VALVE - 04407527 suitable for MWM & Deutz engines
Excellent Shut-off Valve for Your EnginesDiscover our Shut-off valve, an essential OEM spare part compatible with MWM & Deutz engines. With the comparison number 04407527, this product is part of our selection of professional spare parts that meet the highest standards.Quality through Internal ControlThe Shut-off valve offers proven functionality for your equipment. Our internal control system ensures that all OEM spare parts meet the demanding criteria you can expect. Manufactured through a strict process, it is designed for long-term use.
VALVE - 04408689 suitable for MWM & Deutz engines
Quality Valve with Comparison Number 04408689Our valve with the comparison number 04408689 is a top-quality OEM replacement part that perfectly fits your requirements. It is ideal for applications in industrial and maritime environments and helps to increase the efficiency of your engines.Suitable for MWM & Deutz EnginesThis product belongs to the group of valves and is specifically designed to fit MWM & Deutz engines. Our OEM replacement parts are of excellent quality, providing durability and efficiency in your applications.
VALVE - 04423812 suitable for MWM & Deutz engines
Valve for Demanding ApplicationsDiscover our valve with the comparison number 04423812. This specially designed product is suitable for MWM & Deutz engines and offers optimal performance for applications in the marine and stationary sectors. With its precise construction, it meets the highest requirements in application.
THROTTLE VALVE - 04907777 suitable for Deutz engines
Throttle valve with reference number 04907777The throttle valve with the reference number 04907777 is a precise OEM spare part designed to enhance the efficiency of your engines. With exact specifications, this product ensures superior performance and durability within your desired applications.Ideal for Deutz enginesThis OEM spare part is suitable for Deutz engines and offers exceptional quality. Compared to the aftermarket, our OEM spare parts impress with their compatibility and reliability, tailored for marine and stationary use.
VALVE - 04401502 suitable for MWM & Deutz engines
Valve for High-Performance EnginesDiscover the valve suitable for MWM & Deutz engines with the comparison number 04401502. This product belongs to the category of OEM spare parts and ensures reliable performance of your applications. The precise manufacturing ensures optimal usability and provides the required functionality.Quality and Functionality in FocusOur product, the valve, was developed for MWM & Deutz engines and meets high-quality standards to support consistent engine performance. You can rely on the durability and robustness of these parts, which are designed for demanding industrial situations.
VALVE - 04427755 suitable for MWM & Deutz engines
Reliable Valve with Comparison Number 04427755The valve with the comparison number 04427755 is an extremely precise OEM spare part, perfectly suited for your needs. This product impresses with its excellent quality and durability, ensuring top-notch performance in engines.
CHECK VALVE - 04402724 suitable for MWM & Deutz engines
Reliable Replacement Parts for Optimal PerformanceThe check valve with the reference number 04402724 is an excellent OEM replacement part that efficiently harmonizes with suitable for MWM & Deutz engines. Each product is precisely manufactured to ensure the best possible integration into existing systems, allowing for smooth operation.Extensive Selection of Replacement PartsWith the reference number 04402724, you gain access to over 1 million replacement parts suitable for the requirements of engine technology. Our replacement parts are optimized to be suitable for MWM & Deutz, which enhances both the efficiency and lifespan of your engines.
VALVE BLOCK - 04394958 suitable for MWM & Deutz engines
Product Description of the Valve BlockDiscover our OEM spare part, the valve block with the comparison number 04394958. This product is ideally suited to optimize the performance of your engines. It is a quality component designed to deliver excellent results in diesel and gas-operated applications.
VALVE - 04407073 suitable for MWM & Deutz engines
Excellent Product: Reference Number 04407073 Discover the valve with reference number 04407073. This product is specifically designed for engines compatible with MWM & Deutz engines. Benefit from our repair solutions that meet the highest standards and cater to the requirements of demanding applications.
NON-RETURN VALVE - 04427239 suitable for MWM & Deutz engines
Reliable Non-return Valve for Your EnginesDiscover our outstanding non-return valve that ensures your engines always perform at their best. With the comparison number 04427239, this product is part of our OEM spare parts. It is suitable for MWM & Deutz engines and offers exceptional protection and efficiency.OEM Spare Part Suitable for MWM & Deutz EnginesThe non-return valve is suitable for MWM & Deutz engines and provides you with the quality that you can expect from a manufacturer. Every detail of this OEM spare part has been designed to interact optimally with your engine unit, enabling maximum reliability.
VALVE - 04415902 suitable for MWM & Deutz engines
Optimum for Your Engines: The ValveDiscover our valve, which can be identified by its comparison number 04415902 and is specifically designed for MWM & Deutz engines. This replacement part impresses with its quality and reliable performance, ideal for diesel and gas engines.
VALVE - 04440481 suitable for MWM & Deutz engines
Valve for Reliable Engine PerformanceOur valve with the comparison number 04440481 is a top-quality OEM replacement part that is perfect for use in engines. It belongs to the category of valves and is specifically designed for MWM & Deutz engines. Rely on quality and cost-effectiveness when maintaining your engines.Comprehensive Selection of Reliable Replacement PartsMOPA Motorparts offers an incredible selection of over 1 million replacement parts. Our range includes top-notch products from proven manufacturers that produce OEM replacement parts. The comparison number 04440481 presents items suitable for MWM & Deutz as well as other important brands like Mercedes-Benz, MAN, and Volvo.
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.