The Yanmar 3TNV74F-SPKH1 diesel engine is a compact, energy-efficient, and environmentally friendly small power unit widely used in construction machinery, agricultural machinery, and power generation equipment. Utilizing advanced Yanmar technology, this engine offers reliable performance, low noise levels, and excellent fuel economy, making it ideal for a wide range of small equipment and machinery.
Typical Applications
- Small excavators
- Agricultural machinery (such as tractors and tillers)
- Generators
- Construction machinery
- Hydraulic equipment and other small construction equipment
Features & Benefits
- High Fuel Economy: Direct injection combustion system reduces fuel consumption.
- Low Noise and Low Vibration: Optimized design ensures smooth and comfortable operation.
- Compact and Lightweight: Easy installation and wide adaptability.
- Durable and Reliable: Long-life design ensures low maintenance costs.





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.