An excavator is a complex machine, with its many parts working together in a symphony of power and precision. At the heart of this system lies the engine, and a critical component within the engine is the "oil pump". This unassuming part is the lifeblood of your engine, responsible for circulating lubricating oil to all moving components, preventing friction, heat buildup, and premature wear. When an oil pump fails, the consequences can be catastrophic, leading to costly engine damage and significant downtime. Therefore, understanding the importance of your excavator's oil pump and knowing how to select the right spare part is essential for any heavy machinery operator or fleet manager.
Choosing the correct oil pump is not just about finding a part that fits; it's about ensuring compatibility and reliability. Each excavator model has specific requirements, and using an incorrect or low-quality part can compromise performance and longevity. At Tonkee Machinery, we understand this critical need for precision and quality. We specialize in providing high-quality aftermarket and spare parts that meet or exceed original equipment manufacturer (OEM) standards, ensuring your excavator remains in peak working condition.

The primary function of the oil pump is to deliver oil under pressure from the oil pan to the engine's bearings, pistons, and other moving parts. This lubrication creates a protective film that reduces friction, dissipates heat, and removes contaminants. A well-functioning oil pump ensures:
"Optimal Engine Performance:" Proper lubrication allows all engine components to move freely and efficiently, leading to maximum power output and fuel economy.
"Extended Engine Life:" By preventing metal-to-metal contact, the oil pump significantly reduces wear and tear, extending the overall lifespan of the engine.
"Prevention of Overheating:" Oil acts as a coolant, carrying heat away from critical engine parts. A failing pump can lead to a rapid increase in engine temperature.
"Reduced Maintenance Costs:" Investing in a quality oil pump is a proactive measure that prevents more severe, and more expensive, engine damage down the line.
We offer a comprehensive selection of oil pumps and related components for a variety of popular excavator models. Our parts are designed for a perfect fit and dependable performance, ensuring your machine stays operational and productive. Below is a categorized list of some of our most requested oil pump parts.
| No. | Part Number | Product Name / Description | Compatible Excavator Models |
|---|---|---|---|
| 1 | 897048-8093 | Oil Pump Assy | SOLAR 035 |
| 2 | 65.05101-7025 | Oil Pump Assy | DX140W, DX-MODEL |
| 3 | 400915-00011A | Pump Assy Oil | DX225LCA, DX-MODEL |
| 4 | 400915-00011 | Oil Pump Assy | S225LC-7 |
| 5 | 65.05100-6023 | Oil Pump Assy | SOLAR 330-III |
| 6 | 400915-00022A | Pump Assy OIL | DX300LCA, DX-MODEL |
| 7 | VOE21618956 | Lubricating Oil Pump GP | ECR145D |
| 8 | 65.05100-6048 | Oil Pump Assy | SOLAR 300LC-V |
| 9 | 65.05100-6022 | Oil Pump Assy | S300LC-7 |
| 10 | VOE21489736 | Oil Pump | EC220E |
| 11 | VOE20502113 | Oil Pump | EC180B |
| 12 | 65.05103-5028 | Oil Pump Cover Assy FR | SOLAR 400LC-V |
| 13 | 65.05103-5006A | Oil Pump Cover Assy FR | SOLAR 330LC-V |
| 14 | 65.05103-5020 | Oil Pump Cover Assy (RR) | SOLAR 400LC-V, V-MODEL |
| 15 | 65.05103-5008 | Oil Pump Cover Assy RR | SOLAR 330LC-V |
By choosing the right oil pump, you are making a critical investment in the longevity and efficiency of your excavator. Regular maintenance, including a timely check of your oil pump, is the best way to avoid unexpected failures and keep your operations running smoothly. At Tonkee Machinery, we are committed to providing you with the reliable parts and expertise you need to keep your heavy machinery productive for years to come.
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