The Yanmar 3TNC80 diesel pump utilizes high-precision machining and rigorous testing processes to ensure stable fuel supply and uniform injection, effectively improving engine combustion efficiency and output performance. Suitable for the Yanmar 3TNC80 series diesel engines, it performs exceptionally well in various construction machinery and power generation equipment, offering excellent durability and reliability.
Product Features
- Precise fuel injection: Ensures stable fuel supply and improves engine responsiveness.
- Rugged and durable construction: High-strength materials withstand long-term, high-pressure operation for a longer lifespan.
- Easy installation: Compact design allows for drop-in replacement.
- Smooth and efficient: Smooth operation with low noise and vibration ensures stable equipment operation.
- Easy maintenance: High parts compatibility allows for easy inspection and maintenance, reducing maintenance costs.
- High reliability: Maintains stable fuel supply even under high loads and long-term operation, improving overall equipment reliability.





Frequently Asked Questions
What products do you specialize in?
We specialize in excavator engine spare parts including cylinder blocks, cylinder heads, crankshafts, complete engine assemblies, pistons, liners, rings, camshafts, connecting rods, oil pumps, water pumps, valves, and all related engine components.
What if I only know the excavator model but not the part numbers?
You can send us photos of your existing parts, nameplate information, or dimensional specifications for reference and identification.
Do you accept sample orders?
Yes, we can supply samples of parts we have in stock. Customers are responsible for sample costs and shipping fees.
Do you test products before shipment?
All products undergo 100% quality testing before delivery to ensure performance and reliability.
What is your policy for defective items?
Our products are thoroughly tested, but if any issues arise, our professional after-sales team will promptly address and resolve them.