Valve train components – precision control for engine timing
Valve train components are essential for the proper operation of internal combustion engines. They control the opening and closing of intake and exhaust valves, ensuring precise timing and airflow within the combustion chamber. High-quality valve train components are critical to engine performance, efficiency and longevity – especially in high-load industrial and marine engines.
Choose from following:
VALVE MECHAN.COVER - 85000011441 suitable for MAN D engines
Quality Product: Valve Mechan. CoverDiscover the Valve Mechan. Cover (comparison number: 85000011441), an essential OEM replacement part that significantly supports the functionality of your engines. This Valve Mechan. Cover ensures optimal sealing and performance to meet challenges under demanding conditions. Weighing 1.8 kg, this product offers the robustness you expect.Compatibility with MAN D EnginesThe Valve Mechan. Cover is compatible with MAN D engines and ensures top-notch compatibility. These OEM replacement parts are characterized by their manufacturing quality and durability. Rely on our products that are specially designed to provide you with the best performance at an affordable price.
VALVE MECHAN.COVER - 85000011440 suitable for MAN D engines
Robust Valve Mechan. Cover for MAN D EnginesThe Valve mechan.cover with the comparison number 85000011440 is an essential OEM replacement part specifically designed to optimize the performance of engines. This product is suitable for MAN D engines and meets the highest quality standards. Weighing 1.17 kg, this valve mechan.cover offers stability and durability.
VALVE MECHAN.COVER - 85000011438 suitable for MAN D engines
OEM Replacement Part for Your EnginesThe valve mechan.cover with the comparison number 85000011438 is an outstanding OEM replacement part that is essential for your engines. This product ensures a precise fit and optimal functionality. Weighing 1.68 kg, the valve mechan.cover can be effortlessly integrated into MAN D engines, enhancing the performance of your machines.Suitable for MAN D Engines: Tailored SolutionThis high-quality product is specifically designed to be suitable for MAN D engines. At MOPA Motorparts, we have over 25 years of experience in providing replacement parts. Our valve mechan.cover meets the highest standards and helps to maximize the efficiency and longevity of your engines.
VALVE SEAT - 85000011079 suitable for MAN D engines
Optimal Performance with Valve SeatDiscover the valve seat with the reference number 85000011079, an essential product for the efficient maintenance of your engines. This valve seat is specially designed and perfectly suited for use in MAN D engines. Weighing only 0.03 kg, this replacement part brings reliability and stability to your machines.OEM Replacement Parts for Highest StandardsThis is an OEM replacement part that offers you the quality of an Equipment Manufacturer. This valve seat product ensures that it is designed to fit MAN D engines, so you can operate your engines reliably. Rely on our products to maintain the performance of your machines in the long term.
VALVE SEAT - 85000011047 suitable for MAN D engines
Efficient Component for High-Performance Engines Discover our outstanding valve seat with the comparison number 85000011047. This specific replacement part is suitable for MAN D engines and ensures that your engine operates efficiently and reliably. Weighing only 0.04 kg, this product is both lightweight and functional, ideal for diesel and gas applications.Quality that Convincingly Stands Out Our valve seat impresses with its excellent workmanship. As replacement parts, we offer you top-notch quality that ensures your engine is in good hands. This product is suitable for applications that have high performance requirements and gives you the assurance that you are relying on a tested component.
VALVE COLLET - 85000011008 suitable for MAN D engines
Premium Valve Collet: Comparison Number 85000011008The valve collet with the comparison number 85000011008 is an essential OEM spare part specifically designed for the requirements of engines. This product offers excellent performance of the valve train. Weighing only 0.02 kg, this valve collet is ideal for various applications in the industry.Suitable for MAN D EnginesThis spare part is suitable for MAN D engines and impresses with a precise fit that supports optimal engine performance. Our OEM spare parts are designed to extend the lifespan of your engines. We carry items for numerous manufacturers, including MAN, MWM, Mercedes-Benz, and Deutz.
VALVE GUIDE - 85000011003 suitable for MAN D engines
Powerful Valve Guide for EnginesDiscover our valve guide with the comparison number 85000011003, which is an essential product for your engines. This valve guide is compatible with MAN D and enables smooth operation, ensuring that your engines can work effectively at all times. Weighing only 0.07 kg, this OEM spare part is lightweight, robust, and has a precise fit.Quality Components for EnginesOur valve guide belongs to the group of valve train components and impresses as an OEM spare part with high quality and durability. It is specially designed to ensure that all valves in engines compatible with MAN D operate optimally. Trust in the excellent craftsmanship and functionality that only OEM spare parts can provide.
VALVE GUIDE - 85000011002 suitable for MAN D engines
Valve guide suitable for MAN D enginesDiscover our top-quality product, the valve guide with the comparison number 85000011002. This OEM replacement part belongs to the group of valve train components and has been specifically developed for MAN D engines. Weighing only 0.1 kg, this component ensures optimal performance in your engines used in marine and stationary applications.
ROCKER ARM SHAFT - 85000010763 suitable for MAN D engines
Rocker Arm Shaft for MAN D EnginesDiscover our rocker arm shaft, equipped with the comparison number 85000010763. This rocker arm shaft is a top-quality OEM replacement part specifically designed to optimize the efficiency of your engines. It is excellent for applications in marine and stationary environments.Suitable for MAN D EnginesThis OEM replacement part is suitable for MAN D engines and offers a precise fit that ensures effective functionality. Weighing 0.43 kg, the rocker arm shaft combines lightness and robustness, making it a reliable component in the valve train.
PUSHROD - 85000010619 suitable for MAN D engines
Robust Pushrod for Compatible MAN D EnginesDiscover the reliable pushrod with the comparison number 85000010619, specifically designed to optimize the performance of your engines. This component belongs to the product group of valve train components and is an essential product for smooth operation. Weighing only 0.1 kg, it is easy to install and ensures precise functionality.OEM Replacement Parts for Your NeedsThe pushrod is an OEM replacement part that meets the highest quality standards. Suitable for MAN D engines, this product offers the necessary reliability for marine and stationary applications. Rely on the tested quality of our OEM replacement parts to ensure the longevity of your machines.
VALVE PLUNGER - 85000010429 suitable for MAN D engines
Valve plunger compatible with MAN D enginesOur valve plunger with the comparison number 85000010429 is a reliable OEM replacement part designed for MAN D engines. This valve plunger belongs to the group of valve train components and is crucial for the dependable operation of your engine. Weighing only 0.02 kg, this product combines high performance with efficient design, making it perfect for marine applications or stationary systems.
VALVE PLUNGER - 85000010279 suitable for MAN D engines
Valve Plunger with Comparison Number 85000010279Discover the valve plunger with the comparison number 85000010279, an essential OEM spare part that is optimally suited for MAN D engines. This product is specifically designed to maintain the performance and efficiency of your engine at the highest level. Weighing only 0.05 kg, this valve plunger is not only lightweight but also extremely effective.Suitable for MAN D EnginesThe valve plunger is suitable for MAN D engines and contributes significantly to the functionality of the entire valve train. As an OEM spare part, it offers premium quality that you can expect from MOPA Motorparts. We take pride in delivering exclusively high-quality products to our customers, backed by over 25 years of experience, ensuring long service life and reliability.
VALVE COLLET - 85000010231 suitable for MAN D engines
Excellent Valve Collet with reference number 85000010231Discover our valve collet, which is listed under the reference number 85000010231 and specifically designed for the group of valve train components. This product is the ideal solution for engines that rely on reliability and performance. Weighing only 0.01 kg, it optimizes the efficiency of your machines.Suitable for MAN D EnginesOur valve collet is suitable for MAN D engines and offers you the quality of OEM replacement parts. Every component meets high standards, ensuring that your engines operate robustly and efficiently, even under challenging conditions. Rely on our product to ensure the longevity of your engines.
VALVE GUIDE - 85000010170 suitable for MAN D engines
Premium Valve Guide for MAN D EnginesDiscover our valve guide (comparison number 85000010170), an OEM replacement part specifically designed for diesel and gas engines in marine and stationary applications. This valve guide offers you excellent quality and performance that you can expect from an OEM replacement part. Weighing only 0.08 kg, this product is both lightweight and robust, ensuring it meets the demands of your MAN D engines.
VALVE MECHAN.COVER - 85000010047 suitable for MAN D engines
Precise Valve Mechan. Cover suitable for MAN D EnginesDiscover the Valve Mechan. Cover (Comparison Number: 85000010047), a top-quality OEM replacement part specifically designed to be suitable for MAN D engines. These replacement parts are characterized by excellent fit and durability and are an essential component of your Valve train components.
ROCKER ARM BRACKET - 85000003003 suitable for MAN D engines
Quality and Precision: Rocker Arm Bracket for Optimized Engines Our rocker arm bracket with the comparison number 85000003003 is a reliable OEM replacement part specifically designed for the valve train components of engines. Weighing just 0.6 kg, this rocker arm bracket offers the perfect balance between lightweight and durability. Its top-notch craftsmanship ensures that you can optimize the performance of your systems.
ROCKER ARM - 85000002622 suitable for MAN D engines
Quality Product for Reliable EnginesDiscover the product with the comparison number 85000002622, the rocker arm, specifically designed for the valve train of engines. This OEM replacement part offers you reliable performance and is the ideal choice for your engines. Weighing only 0.18 kg, the rocker arm provides optimal handling and durability under demanding conditions.Suitable for MAN D Engines for Excellent PerformanceThe rocker arm is suitable for MAN D engines and plays a crucial role in the efficiency of your engine. Rely on the original equipment manufacturer quality from MOPA Motorparts to keep your engine in top shape. Our OEM replacement parts are designed to meet the highest standards and provide a perfect fit.
VALVE SEAT - 85000002052 suitable for MAN D engines
Valve seat with comparison number 85000002052Discover the valve seat with the comparison number 85000002052, an essential product for engines that demand the highest standards of quality and reliability. This OEM replacement part belongs to the category of valve train components and ensures a perfect fit and functionality. Weighing only 0.07 kg, the valve seat is ideally suited for use in engines compatible with MAN D.Significance of the comparison numberThe comparison number 85000002052 is an important indicator of the compatibility of this replacement part. As an OEM replacement part, it has been designed to meet the stringent quality requirements applicable to engines in demanding fields such as marine and stationary technology. This makes the valve seat a trusted choice to maximize the efficiency of your machinery.
VALVE SEAT - 85000002051 suitable for MAN D engines
Valve seat: Comparison number 85000002051Discover the valve seat with comparison number 85000002051 – an essential product from the category of valve train components. This OEM replacement part ensures optimized performance and functionality that you expect from high-quality engines.Suitable for MAN D Engines: Quality and PrecisionThe valve seat is specifically designed to be suitable for MAN D engines. Weighing only 0.06 kg, this component not only delivers effective performance but also impresses with its durability. Rely on OEM replacement parts that meet your requirements for declaration and reliability.
PUSHROD - 85000001940 suitable for MAN D engines
Efficient Pushrod with Comparison Number 85000001940Discover our OEM replacement part, the pushrod with the comparison number 85000001940. This product is specially designed to optimize engine performance. The pushrod ensures flawless functionality and durability, allowing you to rely on efficient operation.
VALVE COLLET - 85000001933 suitable for MAN D engines
Valve Collet with Comparison Number 85000001933Discover our valve collet with the comparison number 85000001933, a product specifically designed for the requirements of engines. This key component of the valve train components is suitable for MAN D engines and impresses with precise manufacturing and reliable performance.
VALVE MECHAN.COVER - 85000001926 suitable for MAN D engines
Perfect complement for your applications Discover the valve mechan.cover that fits excellently with your engine, featuring the comparison number 85000001926. This OEM spare part belongs to the valve train components and ensures optimal performance. The valve mechan.cover is crucial for the functionality of engines and helps everything operate smoothly.Quality components for demanding applications The product is suitable for MAN D engines and meets the highest standards. Using OEM spare parts like this valve mechan.cover means you are investing in the longevity of your drive. Weighing only 0.8 kg, this component is both lightweight and durable, making it ideal for marine and stationary applications as well as locomotives.
VALVE GUIDE - 85000001844 suitable for MAN D engines
Premier Valve Guide: Your Solution for MAN D EnginesDiscover the excellent valve guide identified by the reference number 85000001844. This OEM replacement part has been specifically designed to maximize the performance of your engines. The valve guide is essential for the efficiency and longevity of engines in demanding applications.Suitable for MAN D: Precise PerformanceOur valve guide is suitable for MAN D and offers a precise fit, characteristic of OEM replacement parts. Weighing only 0.03 kg, this component is lightweight yet extremely robust, making it ideal for marine and stationary applications.
TAPPET - 3408790105 suitable for Bosch engines
Premium Replacement Part for Your Engine NeedsDiscover the replacement part Tappet with the comparison number 3408790105, an important component from the group of Valve train components. This OEM replacement part is specifically designed for MTU engines and ensures optimal performance and reliability during the operation of your engines.
Function and benefits
The valve train transfers motion from the camshaft to the valves. It includes parts like pushrods, lifters, rocker arms, valve springs and guides. These engine valve components must work in perfect synchronization to ensure proper engine breathing. Key benefits of optimized valve train parts include:
- Precise valve timing and improved combustion efficiency
- Reduced wear and friction under high RPM or load
- Stable performance and lower emissions
Especially in diesel engines, valve train stability is crucial for handling high compression ratios and extended operating cycles.
Applications and system design
Valve train components vary based on engine type (OHV, OHC, DOHC) and application. In marine and industrial engines, components are often designed for durability, corrosion resistance and easy maintenance. Cam profiles, valve clearances and spring tension all influence system behavior and must be matched precisely to the engine’s operating profile.
We supply high-performance engine valve components suitable for MTU, MAN, Deutz, MWM and Volvo Penta engines – with OEM-quality and materials for long service life in harsh operating environments.
Maintenance and replacement
Valve train parts are subject to mechanical wear, thermal expansion and fatigue. Over time, lifters may stick, springs may weaken, and rocker arms may develop play. Regular inspection and preventive replacement of valve train parts helps maintain engine performance and avoid costly failures.
FAQ
What is a valve train?
A valve train is the system of components that controls the opening and closing of an engine’s intake and exhaust valves. It includes the camshaft, lifters, pushrods, rocker arms, valve springs and related parts. The valve train ensures that air and fuel enter and exit the combustion chamber at the right time.
When should valve train components be replaced?
Valve train components should be checked during major engine overhauls or if there are symptoms such as ticking noises, poor compression, rough idling, or loss of power. Worn parts can lead to timing issues, valve damage or engine failure.
Are valve train parts the same for all engines?
No. Valve train designs vary based on engine architecture (e.g., overhead cam vs. pushrod), operating speed, and intended application. Industrial and marine engines often use more robust materials and heavier-duty valve train components to withstand continuous use.