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:
DELIVERY VALVE HOLDER - 3580402 suitable for Volvo/Volvo Penta engines
OEM Spare Part for Your ApplicationsDiscover our delivery valve holder, an essential OEM spare part that perfectly fits your requirements. This product with the comparison number 3580402 is specifically manufactured to meet the high demands of engines and ensure reliable functionality. Our delivery valve holder is the core of many applications and offers the best performance for your machines.Suitable for Volvo/Volvo Penta EnginesThe delivery valve holder is suitable for Volvo/Volvo Penta engines, making it an excellent choice for commercial and industrial use. Weighing just 0.057 kg, this product is not only lightweight but also robust enough to withstand the challenges of marine and stationary applications.
EXHAUST VALVE - 3580304 suitable for Volvo/Volvo Penta engines
Versatile Exhaust Valve Suitable for Volvo/Volvo PentaDiscover our exhaust valve, part number 3580304, specifically designed for Volvo/Volvo Penta engines. This product plays a crucial role in exhaust disposal, ensuring the efficiency and functionality of your engines. Weighing only 0.043 kg, this exhaust valve combines lightweight design with robust construction – ideal for use in demanding environments.
INLET VALVE - 3580303 suitable for Volvo/Volvo Penta engines
First-Class Inlet Valve – Comparison Number 3580303Discover the OEM replacement part inlet valve with the comparison number 3580303, specifically designed to optimize engine performance. This product is suitable for Volvo/Volvo Penta engines and impresses with its reliability and efficiency. Therefore, it is the ideal choice for users who expect only the best for their engines.Suitable for Volvo/Volvo Penta EnginesThe inlet valve with the comparison number 3580303 is an essential component, suitable for all applications in marine and stationary use. Our comparison number 3580303 ensures optimal airflow, which is crucial for engines subjected to high demands. Rely on performance and quality to enhance your efficiency.
VALVE - 3551800033 suitable for MTU engines
Excellent Valve Suitable for MTU EnginesDiscover our valve (comparison number 3551800033), which has been specially designed. This OEM spare part is suitable for MTU engines and allows you to achieve precise fit and outstanding performance in your marine or stationary application.High Quality Standards for OEM Spare PartsThe comparison number 3551800033 helps you quickly identify the right OEM spare part. Our strict quality controls ensure that you receive a product that meets the highest standards and is perfectly compatible with your MTU engines.
EXHAUST VALVE - 3550530005 suitable for MTU engines
Reliable Exhaust Valve for Improved Engine PerformanceThe exhaust valve precisely designed with the part number 3550530005 is an essential OEM replacement part that keeps powerful engines running. By adhering to the highest quality standards, we ensure that your models, suitable for MTU engines, operate efficiently.OEM Replacement Parts for LongevityAt MOPA Motorparts, we specialize in OEM replacement parts. Our exhaust valve, registered under the part number 3550530005, offers robustness that is often lacking in aftermarket products. It remains an optimal solution for all needs related to MTU engines.
INLET VALVE - 3550530001 suitable for MTU engines
Premium Quality: Inlet Valve for MTU EnginesDiscover our replacement part that is compatible with MTU engines: The inlet valve with the comparison number 3550530001. This OEM replacement part offers you outstanding performance and longevity, perfectly suited for your requirements.
EXHAUST VALVE - 3550500127 suitable for MTU engines
Exhaust Valve – Comparison Number 3550500127Experience reliable performance with our exhaust valve, suitable for MTU engines of the series OM355. With the comparison number 3550500127, you can ensure that your engine operates efficiently. This product belongs to the category of OEM spare parts, optimally designed for various industrial requirements, securing performance.
EXHAUST VALVE - 3550500027 suitable for MTU engines
Exhaust Valve with Comparison Number 3550500027Discover our exhaust valve with the comparison number 3550500027, specifically designed to ensure optimal performance. This product is perfectly suited for your requirements and supports the functionality of your engines.Quality with OEM Spare PartsOur exhaust valve is an OEM spare part that is directly compatible with MTU engines. Each individual part is tested by our quality management, so you can be assured that this product meets your demands and has a long lifespan.
OIL PRESS REL. VALVE - 3521880032 suitable for MTU engines
Robust Quality: Oil Press Relief ValveThe Oil Press Relief Valve (comparison number 3521880032) offers high reliability. As an OEM spare part, it is an optimal choice to keep the performance of your engines in top condition. With this product, you ensure lasting engine harmony.
PRESSURE RELIEF VALVE - 3521800315 suitable for MTU engines
Pressure Relief Valve ideally suited for your enginesDiscover our valuable pressure relief valve, compatible with MTU engines, with the comparison number 3521800315. This OEM spare part ensures optimal functionality in engine operation and protects engines from pressure damage. Contribute actively to the longevity of engine technology with this product.Utilize our OEM spare partsOur pressure relief valve, an important component in the category of valves, has been precisely designed for MTU engines. Benefit from thoughtful quality that is ideal for diesel and gas engines in marine and stationary use.
INLET VALVE - 3520500126 suitable for MTU engines
Precise Inlet Valve: Optimal for Your Engines The inlet valve with the reference number 3520500126 is a top-quality product, suitable for MTU engines. This OEM replacement part is characterized by excellent material quality and ensures a high level of efficiency and durability in your operations.
INLET VALVE - 3460530001 suitable for MTU engines
OEM Spare Part: Inlet Valve for MTU EnginesDiscover our inlet valve (comparison number: 3460530001), an essential OEM spare part perfectly suited for your engine system. This product meets the highest quality standards and offers an ideal fit for compatible MTU engines, particularly in the OM355 model series. Weighing just 0.124 kg and with precise dimensions of 12.9 cm in length and width and 4.2 cm in height, it is specifically designed to provide maximum efficiency and reliability.Optimal Performance for Your EnginesAs an essential component of the intake system, the inlet valve plays a crucial role in optimizing the performance of your engines. The precise fit ensures that the engines operate efficiently and maximize operating times. Rely on the top-notch craftsmanship of this OEM spare part, as it is designed specifically for MTU and withstands the demanding requirements of stationary and marine applications.
THROTTLE VALVE - 3451440313 suitable for MTU engines
Precise Throttle Valve for Engine NeedsDiscover our throttle valve (comparison number 3451440313), an essential OEM replacement part specifically designed to enable long-lasting performance in engines. This product is compatible with MTU engines and ensures excellent fitting accuracy.
VALVE - 3432640089 suitable for MTU engines
Valve suitable for MTU EnginesOur valve is the ideal OEM replacement part, suitable for MTU engines. With the comparison number 3432640089, we impress with quality and fit. Each product meets the highest OEM standards. Trust in a reliable component that ensures long-lasting performance.
REDUCING VALVE - 342099 suitable for Volvo/Volvo Penta engines
Precise Reducing Valve for EnginesThe reducing valve with the comparison number 342099 is an essential OEM replacement part designed for engines from the manufacturer Volvo/Volvo Penta. It ensures optimal pressure balance in various applications. Weighing only 0.057 kg, this product seamlessly integrates into your system and delivers top performance.
PRESSURE RELIEF VALVE - 3261800333 suitable for MTU engines
Diverse Range of Pressure Relief ValvesOur pressure relief valve with the comparison number 3261800333 is an essential OEM replacement part that you need for optimal performance of your engines. This efficient product is suitable for MTU engines and ensures the necessary safety during operation. Trust in the quality of this replacement part, as it is exactly what your engines require!Product Group: Valves for Safe OperationIn the product group of valves, you will find our suitable product that has been specifically developed for use in high-performance engines. With the comparison number 3261800333, these OEM replacement parts are the perfect choice to support the performance of your machinery, such as MTU engines.
4-CIRCUIT PROTECTION VALVE - 3197588 suitable for Volvo/Volvo Penta engines
Reasonable 4-Circuit Protection Valve for Stable SystemsDiscover the 4-circuit protection valve (comparison number: 3197588), designed specifically for Volvo/Volvo Penta engines. This reliable product belongs to the category of Valves and meets the highest requirements in stable applications.Original Equipment Manufacturer Quality with OEM Replacement PartsThe product represents OEM replacement parts that offer excellent performance for engines. The comparison number 3197588 ensures that you receive an OEM replacement part that is both durable and efficient.
4-CIRCUIT PROTECTION VALVE - 3197585 suitable for Volvo/Volvo Penta engines
Quality Commitment: 4-Circuit Protection Valve in DetailDiscover our 4-circuit protection valve, which is an OEM replacement part compatible with Volvo/Volvo Penta engines. With the reference number 3197585, we emphasize high manufacturing standards to offer the best possible performance for your machines in marine and stationary use. This product impresses with durability and efficiency, essential features for the smooth operation of your engines.
AIR SUPPLY VALVE - 3181898 suitable for Volvo/Volvo Penta engines
Efficient Air Supply Valve – Your Important ComponentDiscover our air supply valve, an essential component marked with the comparison number 3181898. This reliable OEM replacement part enhances the efficiency of engines of all types. The application possibilities are diverse, particularly for diesel and gas engines in maritime and stationary applications.Suitable for Volvo/Volvo Penta EnginesThis air supply valve is specifically designed for engines that are suitable for Volvo/Volvo Penta. Weighing 1.092 kg, this product impresses with its compact and robust design. The quality and craftsmanship of this OEM replacement part lay the foundation for durable use, making it ideal for demanding operating conditions.
AIR SUPPLY VALVE - 3181897 suitable for Volvo/Volvo Penta engines
Optimal Performance with the Air Supply Valve The air supply valve, comparison number 3181897, is an important OEM spare part that is essential for the functionality of engines. It has been designed to precisely regulate the flow of liquids in your engine. Quality and accuracy are at the forefront, and this product meets the high standards of the marine and locomotive industry.Compatible with Volvo Engines This spare part is compatible with Volvo/Volvo Penta engines and is excellent for various applications. Rely on the original equipment manufacturer quality that ensures a long service life and dependability. Each component is manufactured to ensure smooth operation – an essential requirement for your machines.
RELAY VALVE - 3173150 suitable for Volvo/Volvo Penta engines
Comprehensive Features of the Relay ValveDiscover our reliable relay valve (comparative number: 3173150). This product is an OEM replacement part that has been extensively tested to implement essential functions in your engines. With the optimal fit for Volvo/Volvo Penta engines, you ensure precise technology and long-term usability.Precision for Engines Suitable for Volvo/Volvo PentaThe relay valve is specifically designed for Volvo/Volvo Penta engines. With this special construction, it optimizes the efficiency of your marine and stationary applications. Durability is key here to enable smooth operation. Here you will find your suitable OEM replacement parts for current and future projects.
SAFETY VALVE - 3173104 suitable for Volvo/Volvo Penta engines
Quality Product: Safety Valve Comparison Number 3173104 The safety valve with comparison number 3173104 is an essential product for engine efficiency. This OEM spare part impresses with its top-quality workmanship. Weighing only 0.088 kg, it is not only lightweight but also robust and reliable, allowing for easy installation.Efficient Solutions: Suitable for Volvo/Volvo Penta Engines This safety valve is suitable for Volvo/Volvo Penta engines and offers excellent safety and performance thanks to its design. As an OEM spare part, quality and durability are paramount, making it ideal for applications in the marine, stationary, and locomotive industries. Rely on the high functionality this product provides to maximize the lifespan of your equipment.
VALVE - 3169689 suitable for Volvo/Volvo Penta engines
Discover Our Valve, Comparison Number 3169689Discover our valve, comparison number 3169689, which meets the highest standards of quality and performance. This OEM spare part is designed for a perfect fit and provides the ideal solution for your engines. With this comparison number, you will receive a perfect match that impresses in any application.Your Solution for Reliable EnginesOur valve, sourced directly from the manufacturer and compatible with Volvo/Volvo Penta, features a robust construction and is not only lightweight at 0.169 kg but also particularly durable. OEM spare parts like this valve offer you security and performance that meet high standards and are specifically optimized for marine, stationary applications, as well as locomotives.
PRESSURE CONTROL VALVE - 3169687 suitable for Volvo/Volvo Penta engines
Technical Excellence: Pressure Control Valve in DetailDiscover our pressure control valve with the comparison number 3169687, which serves as an outstanding OEM spare part for your engines. This product delivers the necessary performance required for efficient diesel and gas engines. With a lightweight design of only 0.09 kg, it allows for easy replacement in your application, while compatibility as "suitable for Volvo/Volvo Penta engines" opens many possibilities.Efficient Replacement Part: Suitable for Volvo/Volvo Penta EnginesOur pressure control valve is manufactured to the highest quality standards and meets all requirements for engines designed as "suitable for Volvo/Volvo Penta." Products from our category valves are highly valued because they support the optimal functioning of your engines. Rely on OEM spare parts that offer both performance and durability.
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.