Maintaining the heart of your heavy machinery, the **oil pump assembly**, is crucial for ensuring optimal performance and longevity. At Tonkee Machinery Co.,Ltd., we understand the critical role these components play in the smooth operation of excavators. This guide delves into the specifics of various oil pump assemblies, highlighting their importance for different excavator models and emphasizing the benefits of choosing high-quality replacement parts.
The oil pump is responsible for circulating lubricating oil throughout the engine, reducing friction, dissipating heat, and preventing premature wear. A failing or inefficient oil pump can lead to severe engine damage, resulting in costly downtime and repairs. Therefore, selecting the correct and high-quality replacement part is paramount for the continued efficiency and reliability of your excavator fleet.

Different excavator models require specific oil pump assemblies, each designed to meet the unique demands of their respective engines. Our comprehensive inventory includes a wide range of parts for various DX, SOLAR, EC, and S models. Below, we've organized key oil pump specifications to help you identify the right component for your machinery:
| No. | Excavator Model | Part Number | Description |
|---|---|---|---|
| 1 | DX420LC | 65.05100-6188E | OIL Pump ASS Y |
| 2 | DX480LC | 65.05100-6188F | OIL Pump ASS Y |
| 3 | DX520LC | 65.05100-6188D | Oil pump ass y |
| 4 | DX520LC dx-model | 400915-00273A | Pump assy oil |
| 5 | DX520LC | 400915-00273 | Pump assy,oil |
| 6 | SOLAR 130W-3 iii-model | 65.05101-7005 | OIL Pump ASS Y NO 1 22 |
| 7 | SOLAR 130-2 | 65.05102-6003 | Oil pump housing ass'y(no.2-4) |
| 8 | SOLAR 130W-3 iii-model | 65.05101-7014 | Oil pump ass y no 1 22 |
| 9 | EC70VV | PJ7416510 | Oil pump |
| 10 | EC480EHR | VOE20824906 | Oil pump GP |
| 11 | EC480D | VOE20498516 | Oil Pump Housing |
| 12 | EC45 | PJ7417596 | Oil pump |
| 13 | EC50VV | VOE15029679 | Oil Pump |
| 14 | S470LC-V | 400915-00020A | Pump assy oil |
| 15 | EC290B | VOE20524412 | Front cover (use for Oil pump) |
At Tonkee Machinery Co.,Ltd., we are committed to providing top-tier **aftermarket and genuine replacement parts** that meet or exceed OEM standards. Our oil pump assemblies are manufactured with precision and undergo rigorous quality control to ensure they deliver superior performance and durability in the demanding environment of heavy machinery. By choosing our products, you're not just buying a part; you're investing in the longevity and efficiency of your excavator.
We understand that minimizing downtime is crucial for your operations. That's why we stock a comprehensive range of oil pump assemblies for various makes and models, ensuring quick availability and efficient delivery. Our expertise in excavator diesel engine parts means we can assist you in identifying the exact component you need, ensuring a perfect fit and seamless integration.
Extended Engine Life: A high-performance oil pump ensures consistent lubrication, significantly reducing wear and tear on engine components.
Optimized Fuel Efficiency: Properly lubricated engines operate more smoothly and efficiently, leading to better fuel economy.
Reduced Maintenance Costs: Investing in a durable oil pump prevents premature failures and the need for expensive engine overhauls.
Consistent Performance: Reliable oil pressure and flow are essential for maintaining stable engine temperatures and power output under varying operating conditions.
When it comes to the critical components of your excavator, never compromise on quality. Trust Tonkee Machinery Co.,Ltd. for all your oil pump assembly needs. Our commitment to excellence ensures that your machinery remains robust, reliable, and ready for any challenge.
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