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:
CONTROL SLIDE VALVE - 405R10013/1 suitable for MTU engines
Excellent Control Slide Valve Suitable for MTU EnginesDiscover our Control Slide Valve with the comparison number 405R10013/1, an essential OEM spare part. This product ensures reliable functionality and efficiency. It has been specifically designed to meet the requirements of MTU engines and provide optimal performance.Precision and Efficiency in EnginesThe Control Slide Valve, suitable for various MTU models, is a key component for your engine-specific system. Choosing this OEM spare part is a valuable decision for the smooth operation of your equipment. Our precise design ensures easy integration and promotes sustained performance.
PRESSURE RELIEF VALVE - 405L32701/1 suitable for MTU engines
Ideal Suitable Pressure Relief Valve for Your ApplicationsDiscover our pressure relief valve with the comparison number 405L32701/1. This OEM replacement part offers trust and reliability for engines, especially suitable for MTU engines. Rely on top performance to minimize downtime and increase efficiency.Original Equipment Manufacturer Quality for Highest DemandsOur pressure relief valve is an outstanding OEM replacement part that is manufactured with precise quality. By using these parts, you achieve optimal results in conjunction with suitable for MTU engines. This ensures you a long service life and trouble-free operation.
VALVE - 4031840132 suitable for MTU engines
Valve with Comparison Number 4031840132Discover our exceptional valve, which is marked with the comparison number 4031840132. This OEM spare part is specifically designed for engines used in marine or stationary applications, focusing on performance and efficiency. Our product is a spare part that offers perfect fit to meet your requirements.
INLET VALVE - 4030530901 suitable for MTU engines
Reliable Product: Inlet ValveThe inlet valve with the comparison number 4030530901 is an essential spare part that is optimized for MTU engines. As part of our product line, it is ensured that your systems are equipped with quality-conscious components. This way, you benefit from the proven efficiency tested by manufacturers' results.
SOLENOID VALVE - 3986621 suitable for Volvo/Volvo Penta engines
Precise Solenoid Valve for Your NeedsDiscover the solenoid valve with the comparison number 3986621, which is particularly suitable for Volvo/Volvo Penta engines. Weighing 0.465 kg, this top-quality product offers a wide range of applications in various situations. High-quality valves are crucial for efficient engine performance, and this OEM replacement part will help you secure optimal support for your requirements.
VALVE - 397S06014 suitable for MTU engines
Excellent Valve – Comparison Number 397S06014Discover our excellent valve, comparison number 397S06014, suitable for MTU engines. This OEM replacement part is tailored to meet the high demands of the industry and offers reliable performance in diesel and gas engines, especially in marine and stationary applications.Precision and Quality of OEM Replacement PartsThe product we offer is an OEM replacement part that has been specifically designed to be compatible with MTU engines. Replacement parts suitable for diesel applications require the highest precision, and this is achieved through our careful selection.
VALVE - 397S06007 suitable for MTU engines
Premium Valve with Comparison Number 397S06007Discover our valve with the comparison number 397S06007, specifically designed for your requirements. As an OEM replacement part, it offers outstanding quality and efficiency, ensuring optimal performance in your engines.Promote MTU Engine PerformanceThis valve is suitable for MTU engines and contributes significantly to the longevity of your drive systems. Trust our expertise in the distribution of OEM replacement parts that provide both reliability and a high level of efficiency.
VALVE - 397L51002 suitable for MTU engines
Premium Accessories for Efficient EnginesExperience the benefits of our OEM replacement part with the comparison number 397L51002. This valve is an essential product specifically designed to work optimally with engines compatible with MTU. Thanks to its excellent design, this component offers reliable performance and durability for your applications.
VALVE - 397L41001 suitable for MTU engines
Premium Valve suitable for MTU EnginesDiscover the replacement part with the comparison number 397L41001 from the article group Valves, suitable for MTU engines. Our OEM replacement parts are precisely tailored to your applications and ensure that your system operates reliably. With this valve, you have the opportunity to find an exact solution for your needs.Quality and Reliability through OEM Replacement PartsThe valve with the comparison number 397L41001 stands for proven excellence. This OEM replacement part is designed to be used perfectly to ensure the functionality of your engines and systems. Rely on components designed for maximum efficiency that exceed your expectations.
VALVE - 397L32701 suitable for MTU engines
Precision and Quality of the Valve with Comparison Number 397L32701Discover our valve, suitable for MTU engines, under the comparison number 397L32701. This product ensures that you receive an OEM spare part that can be installed to achieve outstanding performance and reliability for your engines. Our OEM spare parts are designed for demanding conditions, and this valve represents the highest standards in engine technology.Versatility for Various ApplicationsThis product is suitable for marine and stationary applications as well as for locomotives. Our spare parts offer excellent compatibility, and the valve ensures that your MTU engines run optimally. Trust in our over 25 years of experience in distributing top-quality engine spare parts.
INLET VALVE - 3978768 suitable for Volvo/Volvo Penta engines
Efficient Inlet Valve – Comparison Number 3978768Discover our inlet valve, which is perfectly tailored and an ideal addition for your suitable for Volvo/Volvo Penta engines. The comparison number 3978768 provides you with the assurance of acquiring a OEM replacement part from a strict quality sequence. Weighing just 0.142 kg, this product is easy to handle while supporting high operational efficiency.Tailored Solution for Engine NeedsThe inlet valve is suitable for engines from Volvo/Volvo Penta and meets the high demands placed on applications in marine and locomotive systems. Optimally manufactured, our OEM replacement parts ensure that your engines operate reliably in every situation.
EXHAUST VALVE - 3978766 suitable for Volvo/Volvo Penta engines
Quality and Performance of the Exhaust ValveDiscover our exhaust valve, equipped with the comparison number 3978766. This product is specially designed for engines that require a reliable and durable valve. Our OEM spare parts offer a tailored fit, ensuring you can rely on the functionality of your machines.Suitable for Volvo/Volvo Penta EnginesMake optimal use of our exhaust valve suitable for Volvo/Volvo Penta engines. With the comparison number 3978766, this OEM spare part enables you to achieve improved performance and efficiency. Rely on our experience; the valve developed for compatibility delivers the quality you need to meet the demands of your operations.
AIR SUPPLY VALVE - 3964739 suitable for Volvo/Volvo Penta engines
Business Solution for Reliable Engine PerformanceThe air supply valve with the comparison number 3964739 is an OEM replacement part, compatible with Volvo/Volvo Penta engines. This essential product ensures optimal functionality in your engine. As part of the valves product group, it is specifically designed to improve the efficiency and lifespan of your engines.OEM Replacement Parts for the Highest Quality StandardsMOPA Motorparts exclusively sells OEM replacement parts, such as the air supply valve with the comparison number 3964739. With over 25 years of experience in the spare parts sector, we are your competent partner for engine applications. Rely on our expertise to find the right products for your special requirements.
SOLENOID VALVE - 3944186 suitable for Volvo/Volvo Penta engines
Introduction of the Solenoid Valve for Your ApplicationsDiscover our solenoid valve with the comparison number 3944186, specifically designed to fit Volvo/Volvo Penta engines. This OEM spare part ensures reliable performance and is essential for the efficient operation of your engines. Rely on this optimal component for your marine and stationary applications.
AIR SUPPLY VALVE - 3884724 suitable for Volvo/Volvo Penta engines
Air Supply Valve with Comparison Number 3884724Discover our air supply valve, comparison number 3884724, which is specially optimized for engines. As an OEM replacement part, it meets all quality standards, making it the ideal choice for your requirements.
INLET VALVE - 3884528 suitable for Volvo/Volvo Penta engines
Precise Inlet Valve with Comparison Number 3884528Discover the Inlet valve with the comparison number 3884528. This OEM replacement part belongs to the group of Valves and is designed to be suitable for Volvo/Volvo Penta engines. Weighing only 0.064 kg, our product demonstrates remarkable efficiency and user-friendliness.Effective Solution for EnginesAs a company with over 25 years of experience, we provide not just replacement parts, but solutions for your specific requirements. The Inlet valve is specifically designed for applications that are suitable for Volvo/Volvo Penta engines and is characterized by comfort and reliability. You will find authentic OEM replacement parts that impress through functionality.
VALVE - 3884353 suitable for Volvo/Volvo Penta engines
Valve with Comparison Number 3884353Discover our valve with comparison number 3884353, specifically designed to meet the demands of engines. This OEM replacement part is distinguished by its excellent fit and functionality. It offers not only quality but also reliability for your equipment.Suitable for Volvo/Volvo Penta EnginesThe valve is suitable for Volvo/Volvo Penta engines and allows for optimal integration into your system. With a lightweight of 0.158 kg, this OEM replacement part is excellent for maximizing the performance of your engines.
VALVE - 3884291 suitable for Volvo/Volvo Penta engines
Precision of the Valve with Comparison Number 3884291Discover our valve with the comparison number 3884291, which impresses with its excellent quality. This product is ideal for professional customers in the B2B sector who value reliability and efficiency. The valve is an essential OEM spare part designed to meet the highest performance demands of your machines.Tailored Performance for Volvo/Volvo Penta EnginesThe valve is suitable for Volvo/Volvo Penta engines and ensures optimal engine performance. Weighing 2.219 kg, this OEM spare part offers stability and durability to meet the requirements of your operations.
SOLENOID VALVE - 3884115 suitable for Volvo/Volvo Penta engines
Precision in Every Detail – Comparison Number 3884115The solenoid valve with the comparison number 3884115 is an indispensable product when it comes to the precise control of liquid flows in engines. This OEM spare part offers a reliable solution for applications that are specifically designed for the highest demands. With a weight of 0.935 kg, it can withstand challenging environments and impresses with excellent functionality.
EXHAUST VALVE - 3884015 suitable for Volvo/Volvo Penta engines
Essential Exhaust Valve for Your EngineDiscover the Exhaust Valve with the comparison number 3884015, specially designed to ensure optimal performance of your engine. This OEM replacement part impresses with a precise fit and high reliability. Ideal for engines that require compatibility with Volvo/Volvo Penta, it ensures efficient operations under various conditions.
INLET VALVE - 3884010 suitable for Volvo/Volvo Penta engines
Ensuring Quality for Engine SystemsThe comparison number 3884010 inlet valve is an essential OEM spare part designed for Volvo/Volvo Penta engines. Weighing only 0.104 kg, this product demonstrates the precision you need for optimal engine performance. Rely on the fitment of this OEM spare part to enhance the efficiency and longevity of your engines.Efficient Technologies through Inlet ValveThe inlet valve with the comparison number 3884010 plays a central role in regulating the airflow in the combustion chambers. A product like this fits perfectly with your engines to sustainably improve their efficiency. By opting for quality OEM spare parts, you will reduce operating costs in the long run and increase the operational reliability of your equipment.
SOLENOID VALVE - 3883575 suitable for Volvo/Volvo Penta engines
Quality Product Solenoid Valve with Comparison Number 3883575The solenoid valve with the comparison number 3883575 is an outstanding product that meets specific requirements for engines. Designed for the highest precision and excellent functionality, this product stands out as a crucial OEM spare part. Suitable for Volvo/Volvo Penta engines, this useful component offers the safety and reliability you need for your applications. The mounting weight of 0.296 kg demonstrates that efficiency and robustness are combined in a compact format.Precise Fit and Quality AssuranceThe comparison number 3883575 serves as a reference for our solenoid valve. As an OEM spare part, it has been carefully manufactured to fit perfectly into the corresponding Volvo/Volvo Penta engines. When selecting spare parts, quality and reliability must be a priority, and the solenoid valve provides exactly that. Business partners can rely on the correct function and long lifespan of the product.
VALVE - 3875298 suitable for Volvo/Volvo Penta engines
Excellent Valve: Comparison Number 3875298Discover our top-quality valve with the comparison number 3875298. As a high-quality OEM replacement part – suitable for Volvo/Volvo Penta engines – this product offers optimal performance for your engines. With a weight of 1.318 kg and precise fit, this valve is ideally suited for use in diesel and gas engines.
OIL PRESSURE VALVE - 3862321 suitable for Volvo/Volvo Penta engines
Technically Advanced: Oil Pressure ValveDiscover our Oil pressure valve with the comparison number 3862321, an OEM replacement part that is specifically designed for maximum performance. This product offers you the reliability you need for your suitable for Volvo/Volvo Penta engines and ensures that your system operates optimally.
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.