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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.

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 - 12409587 suitable for MWM & Deutz engines

- 12409587 suitable for MWM & Deutz engines

Quality of the Butterf.stop valve and comparison number 12409587The Butterf.stop valve with the comparison number 12409587 is an essential OEM spare part specifically designed to optimally meet the demands of sophisticated MWM & Deutz engines. Weighing 7.94 kg, this product combines robustness and efficiency in operation, ensuring reliable functionality.

STOP FLAP - 12409586 suitable for MWM & Deutz engines

STOP FLAP - 12409586 suitable for MWM & Deutz engines

Robust Butterf.stop valve for precise applications Discover our Butterf.stop valve with the comparison number 12409586. This product belongs to the category of Valves and offers precise control within your system. Our Butterf.stop valve has been specifically designed for mechanical applications and impresses with its weight of 5.14 kg as well as outstanding performance.OEM Spare Parts: Performance and Reliability As an OEM spare part, this Butterf.stop valve offers optimal fit and function, suitable for MWM & Deutz engines. Our products are created under strict quality standards and are durable as well as robust. Rely on this solution to enhance the efficiency of your engines.

STOP FLAP - 12409585 suitable for MWM & Deutz engines

STOP FLAP - 12409585 suitable for MWM & Deutz engines

Precise Butterfly Stop Valve for Use in Demanding EnvironmentsDiscover our butterfly stop valve with the comparison number 12409585, specifically designed to support the performance of engines suitable for MWM & Deutz. This valve belongs to the category of valves and has a weight of 4.2 kg. It is an indispensable spare part, ideally suited for use in various applications in marine and industrial environments.Reliable Spare Parts for Your EnginesThe butterfly stop valve is a compatible spare part designed to fit engines for MWM & Deutz. Our products are characterized by their resilience and durability. Each component is manufactured under strict controls, ensuring you can rely on the high standards of our spare parts.

STOP FLAP - 12409584 suitable for MWM & Deutz engines

STOP FLAP - 12409584 suitable for MWM & Deutz engines

Robust Butterf.stop valve: Your New Engine PartnerDiscover the Butterf.stop valve with the part number 12409584, which offers quality for your MWM & Deutz engines. This spare part belongs to the group of Valves and ensures reliable functionality, which is essential for marine and stationary applications. Weighing 4.5 kg, it provides both durability and performance.OEM Spare Parts: Quality from the ManufacturerBenefit from the advantages of our OEM spare parts. The Butterf.stop valve with the part number 12409584 is the result of strict quality standards set by the manufacturer. It is suitable for engines from MWM & Deutz, ensuring that you receive a product that meets the performance and durability requirements of operation.

 - 12409583 suitable for MWM & Deutz engines

- 12409583 suitable for MWM & Deutz engines

Precise Butterf.stop valve: Comparison Number 12409583Experience the quality of the Butterf.stop valve with comparison number 12409583. This product impresses with its outstanding manufacturing quality and is part of the category of Valves. It is specifically designed to ensure maximum precision and efficiency in use for engines. The Butterf.stop valve is suitable for MWM & Deutz engines and thus represents an indispensable element for your technical equipment.Maximum Functionality for EnginesThe OEM replacement part weighs only 2.5 kg and offers you ideal handling without compromising on robustness. With this replacement part, the functionality and reliability of the engines are optimized, especially for engines suitable for MWM & Deutz.

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STOP VALVE - 12409582 suitable for MWM & Deutz engines

STOP VALVE - 12409582 suitable for MWM & Deutz engines

Excellent Stop Valve with Comparison Number 12409582Discover our product, a stop valve with the comparison number 12409582, specifically designed for use in engines. This replacement part belongs to the article group of holders, plates and flanges and offers reliable performance in your operation.Ideal for MWM & Deutz EnginesThis stop valve is suitable for MWM & Deutz engines and impresses with its excellent fit and functionality. Weighing 2.33 kg, it provides the necessary robustness to meet the high demands in marine and stationary applications.

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STOP VALVE - 12409573 suitable for MWM & Deutz engines

STOP VALVE - 12409573 suitable for MWM & Deutz engines

Efficient Stop Valve for Diverse Applications The stop valve with the part number 12409573 is a proven OEM spare part, suitable for the renowned engines from MWM & Deutz. Weighing only 0.1 kg, this product provides an excellent solution for various applications in marine and stationary operations.Quality Through Internal Controls This OEM spare part with the part number 12409573 belongs to the group of valves and impresses with its reliability in practice. Thanks to strict internal controls, we ensure that our stop valve meets the high demands of the industry and keeps your engines running efficiently.

Sale price: €153.27Regular price:€170.30(10% saved)
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STOP VALVE - 12409569 suitable for MWM & Deutz engines

STOP VALVE - 12409569 suitable for MWM & Deutz engines

Carefully Designed Stop Valve - Comparison Number 12409569The stop valve with the comparison number 12409569 is specifically designed to meet your requirements. It belongs to the group of valves and represents an essential component in optimizing the performance of your engines. Its precise construction offers outstanding reliability and functionality.Efficient Solutions for MWM & Deutz EnginesOur product is suitable for MWM & Deutz engines and meets the demands of demanding applications. Weighing 0.945 kg, our stop valve brings efficiency to your various applications. If you are considering OEM replacement parts, this item is an effective choice.

Sale price: €128.70Regular price:€143.00(10% saved)
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SOLENOID VALVE - 12409563 suitable for MWM & Deutz engines

SOLENOID VALVE - 12409563 suitable for MWM & Deutz engines

Excellent Solenoid Valve for Your ApplicationsDiscover our product, the solenoid valve with the comparison number 12409563. This spare part offers outstanding performance and durability, making it ideal for various applications. It is perfectly suited for marine and stationary applications and belongs to the product group "Valves".Suitable for MWM & Deutz EnginesThis OEM spare part is suitable for MWM & Deutz engines. Rely on the reliability of parts with the comparison number 12409563, which significantly enhances the efficiency of your engines. Choose our products that are manufactured to original equipment quality and experience their excellent execution.

SOLENOID VALVE - 12409549 suitable for MWM & Deutz engines

SOLENOID VALVE - 12409549 suitable for MWM & Deutz engines

Precise Solenoid Valve with Comparison Number 12409549Discover our top-quality solenoid valve with the comparison number 12409549, characterized by the highest precision and craftsmanship. This product is suitable for MWM & Deutz engines and allows for excellent functionality. Weighing 1.38 kg, the solenoid valve not only impresses with its durability but also with user-friendly installation.High-Quality Component for Your EnginesThis solenoid valve is considered an OEM replacement part that offers top performance for your engines. Whether you operate diesel or gas engines, and regardless of the operating conditions, our product ensures reliable functionality. Discover the comparison number 12409549 and benefit from high-quality replacement parts that work effectively.

THREE-WAY VALVE - 12409444 suitable for MWM & Deutz engines

THREE-WAY VALVE - 12409444 suitable for MWM & Deutz engines

Reliable Three-way Valve with Comparison Number 12409444 The three-way valve with the comparison number 12409444 is an essential product for engine technicians and maintenance professionals. It impresses with its robust construction and a weight of 48.5 kg. This spare part ensures precise control in your engine operation and is optimized for use with machines designed for MWM & Deutz engines.Suitable for MWM & Deutz Engines This OEM spare part is specifically designed to ensure excellent functionality in engines suitable for MWM & Deutz. Its outstanding adaptability contributes significantly to the efficiency and longevity of your machines. Using OEM spare parts ensures the necessary quality for engines suited for MWM & Deutz.

THREE-WAY VALVE - 12409443 suitable for MWM & Deutz engines

THREE-WAY VALVE - 12409443 suitable for MWM & Deutz engines

Robust Three-way valve for efficient performanceDiscover our new Three-way valve, which is perfectly suited to meet the highest demands under the comparison number 12409443. Weighing 28.06 kg, this product offers a solid and durable solution that provides maximum reliability in many applications. Rely on the quality of OEM replacement parts to optimize the performance of your engines.Optimal fit for MWM & Deutz enginesOur Three-way valve is compatible with MWM & Deutz. This combination of top-notch workmanship and exact fit ensures that your engines operate efficiently and can unleash their highest performance. Whether in maritime applications or stationary areas, this OEM replacement part meets all requirements.

THREE-WAY VALVE - 12409425 suitable for MWM & Deutz engines

THREE-WAY VALVE - 12409425 suitable for MWM & Deutz engines

Discover the Three-way valve with comparison number 12409425Discover the product offered as a Three-way valve with the comparison number 12409425. This OEM replacement part provides outstanding quality and is tailored to meet the diverse requirements of marine and stationary engine technology.Perfect Integration: Suitable for MWM & Deutz EnginesThe product is particularly pleasing as it is suitable for MWM & Deutz engines. It allows for precise control of fluid or gas exchange in your engines, enabling optimal operation. Experts appreciate the performance stability that is enhanced by this component.

THREE-WAY VALVE - 12409424 suitable for MWM & Deutz engines

THREE-WAY VALVE - 12409424 suitable for MWM & Deutz engines

Precise Three-way Valve: Quality in MechanicsDiscover our reliable three-way valve (reference number: 12409424), a new OEM spare part that meets the highest demands for precision and performance. With this robust design, we ensure optimal operating conditions for your engine. The product belongs to the group "Pumps, parts and accessories" and is suitable for MWM & Deutz engines.

THREE-WAY VALVE - 12409420 suitable for MWM & Deutz engines

THREE-WAY VALVE - 12409420 suitable for MWM & Deutz engines

Comparison Number 12409420: Essential Spare PartThe three-way valve with the comparison number 12409420 is a top-quality OEM spare part designed for diesel and gas engines. This product impresses with its highest precision and reliability. Weighing 29 kg, this OEM spare part demonstrates the robustness required in marine and stationary applications.

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SAFETY VALVE - 12409398 suitable for MWM & Deutz engines

SAFETY VALVE - 12409398 suitable for MWM & Deutz engines

Safety valve – Comparison number 12409398Experience the safety valve with the comparison number 12409398, which is specifically designed for demanding applications in the marine and stationary sectors. Weighing 53.5 kg, this replacement part ensures that your engines operate reliably.Perfect fit for MWM & Deutz enginesThis efficient product is suitable for MWM & Deutz engines and offers maximum performance thanks to durable technology. As an OEM replacement part, it stands out due to high quality and reliability, perfectly tailored to your needs. Thus, it protects important components in your systems.

Sale price: €1,707.73Regular price:€1,897.48(10% saved)
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BREATHER - 12409384 suitable for MWM & Deutz engines

BREATHER - 12409384 suitable for MWM & Deutz engines

BREATHER with the comparison number 12409384 suitable for MWM & Deutz engines

SOLENOID VALVE - 12409359 suitable for MWM & Deutz engines

SOLENOID VALVE - 12409359 suitable for MWM & Deutz engines

Precise Solenoid Valve - Your High-Quality Replacement PartThe solenoid valve with the comparison number 12409359 is a premium product specifically designed for use in engines. Its thoughtful design and lightweight of 0.001 kg make this OEM replacement part particularly versatile. Our replacement parts impress with the highest precision and quality.

SOLENOID VALVE - 12409349 suitable for MWM & Deutz engines

SOLENOID VALVE - 12409349 suitable for MWM & Deutz engines

Solenoid valve with reference number 12409349Experience the solenoid valve with reference number 12409349, specially designed to optimize your operational processes. It provides precise control of fuel flow, ensuring that your machines remain in perfect condition at all times. With this product, you receive not only quality but also the confidence you need for your MWM & Deutz engines.OEM spare parts specifically for machinesThis top-quality OEM spare part is the solenoid valve, designed to fit MWM & Deutz engines. Weighing 1.72 kg, it combines durability and efficiency even under demanding conditions. Invest in this OEM spare part and benefit from remarkable performance that meets your requirements.

SOLENOID VALVE - 12409305 suitable for MWM & Deutz engines

SOLENOID VALVE - 12409305 suitable for MWM & Deutz engines

Effective Solenoid Valve for Efficient EnginesDiscover our solenoid valve with the reference number 12409305. This product ensures top-notch performance for engines used efficiently in marine and stationary applications. Weighing only 1.6 kg, the solenoid valve allows you to operate your equipment optimally.Suitable for MWM & Deutz EnginesOur solenoid valve is suitable for MWM & Deutz engines and has been developed as an OEM replacement part. Trust in the meticulous craftsmanship and quality that meets industry standards. Each solenoid valve passes our strict internal controls, allowing us to provide you with the high reliability necessary for the operation of your machines.

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SOLENOID VALVE - 12409304 suitable for MWM & Deutz engines

SOLENOID VALVE - 12409304 suitable for MWM & Deutz engines

Solenoid Valve - Your Reliable Spare PartDiscover our solenoid valve (comparison number: 12409304), an outstanding product designed specifically for MWM & Deutz engines. This OEM spare part provides a tailored solution for the demands in marine and stationary applications. Rely on top-notch quality that meets your requirements.Practical Component Suitable for MWM & Deutz EnginesOur spare part with the comparison number 12409304 weighs only 0.987 kg. As an OEM spare part, it ensures the flawless operation of your engines and assures that your MWM & Deutz engines deliver optimal performance. Depend on this reliable component, perfectly aligned with your needs.

Sale price: €562.77Regular price:€625.30(10% saved)
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STOP VALVE - 12409153 suitable for MWM & Deutz engines

STOP VALVE - 12409153 suitable for MWM & Deutz engines

Robust Stop Valve for Industrial ApplicationsDiscover our Stop valve, which is marked with the reference number 12409153. This OEM replacement part is suitable for MWM & Deutz engines and offers you a reliable solution for controlling fluid flows in your operation. Weighing 0.73 kg and made from durable materials, it ensures that your systems operate effectively.Optimal Performance for Engines Suitable for MWM & DeutzThe Stop valve plays a crucial role in the functionality of systems containing engines. Our product is specially designed to efficiently harmonize with engines suitable for MWM & Deutz. By using certified OEM replacement parts, we ensure that your systems function optimally.

Sale price: €150.63Regular price:€167.36(10% saved)
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SOLENOID VALVE - 12409097 suitable for MWM & Deutz engines

SOLENOID VALVE - 12409097 suitable for MWM & Deutz engines

Solenoid Valve with Optimal FunctionalityDiscover our solenoid valve with the comparison number 12409097, which is classified as a reliable product in the category "Valves". This OEM replacement part meets the highest standards and is ideally suited for use in various engines, compatible with MWM & Deutz. Rely on the quality and performance of this replacement part.Efficiency for MWM & Deutz EnginesWeighing 0.929 kg, the solenoid valve ensures that processes are controlled efficiently. The product with the comparison number 12409097 is specifically designed to function in engines compatible with MWM & Deutz. Every OEM replacement part provides an excellent fit and functionality, crucial for the longevity of your engines.

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SAFETY VALVE - 12409085 suitable for MWM & Deutz engines

SAFETY VALVE - 12409085 suitable for MWM & Deutz engines

Optimal Application for Marine and Stationary Engines The safety valve with the comparison number 12409085 is an essential component designed for MWM & Deutz engines. This product ensures the safety and efficiency of your applications and is built to withstand the highest demands. Thanks to its OEM quality, seamless integration into existing systems can be expected.

Sale price: €1,031.36Regular price:€1,145.95(10% saved)
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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.

Engine valve for industrial and marine engines – suitable for MTU, Deutz, MAN, Volvo Penta and MWM – replacement parts

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.

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