4TNV84 Valve Cover Gasket | Gasket for Yanmar Diesel Engines
The 4TNV84 valve cover gasket is specifically designed for Yanmar 4TNV84 series diesel engines to seal the mating surface between the valve cover and cylinder head, preventing oil leakage under high temperature and pressure conditions. This gasket is made of high-temperature, oil-resistant rubber composite material, possessing excellent elastic resilience and long-term sealing performance, effectively extending engine life and ensuring engine compartment cleanliness.
Its structural design is strictly manufactured according to original equipment manufacturer (OEM) specifications, allowing for in-situ installation without additional adjustments. It is widely used in 4TNV84 series engines in construction machinery, agricultural equipment, generator sets, and other fields.
Features and Advantages
• High-elasticity sealing material prevents oil leakage;
• High-temperature resistant rubber material for enhanced stability;
• Precision machining ensures a perfect fit to the valve cover;
• Oil and corrosion resistant, extending engine life;
• OEM size standard for simple and quick installation;
• Reduced maintenance frequency and improved overall engine reliability;




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Frequently Asked Questions
Q1: What is your main products?
A1: We are specialized in the excavator engine spare parts, for example Main cylinder block, cylinder head, crankshaft, Engine assembly, piston, cylinder liner, piston ring, camshaft, connecting rod, oil pump, water pump, valve series products, movement, etc. almost all parts of the entire engine.
Q2: If I only know the excavator model, but can not offer parts No., what should I do?
A2: If possible, you can send us pictures of old products, name plate or the size for reference.
Q3: Can you accept sample order?
A3: Yes sure. We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q4: Do you test all your goods before delivery?
A4: Yes, we have 100% test before delivery.
Q5: How can I do if there is something wrong with the items?
A5: Our products have been professionally tested and the quality is very stable. If you really found something wrong, please contacts. We have a professional after-sales team to help you solve the problem.