The 4TNE84 remanufactured diesel pump assembly undergoes comprehensive testing, cleaning, calibration, and replacement of key wear parts using professional processes, achieving performance close to original factory standards. The product utilizes high-precision testing equipment to calibrate injection quantity, supply pressure, and injection timing, ensuring stable engine fuel supply, improving power output, and reducing fuel consumption. This remanufactured diesel pump is suitable for various Yanmar 4TNE84 series engines, offering a cost-effective solution for repair and replacement.
Features and Advantages
• Performance Restoration to Like-New: Key component replacement and precise calibration bring the remanufactured pump to original factory performance.
• High Cost-Effectiveness: Lower cost compared to new products, while ensuring reliability and durability.
• Strict Quality Control Process: Each pump undergoes high-pressure testing to ensure stable fuel supply and accurate injection.
• Durable Materials: Internal parts are made of wear-resistant materials, significantly extending service life.
• High Installation Compatibility: Perfectly compatible with original factory 4TNE84 engines, requiring no installation modifications.







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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.