6251‑71‑1121 Komatsu Fuel Injection Pump For PC400‑8 PC450‑8 Excavator
Price:
$899 - $1120
MOQ:
1
Delivery Time:
3-7 work days
Brand:
Komatsu
Product Description
6251‑71‑1121 Fuel Injection Pump For Komatsu PC400‑8 PC450‑8 Excavator
High‑quality aftermarket fuel pump 6251‑71‑1121 compatible with Komatsu SAA6D125E‑5 engine, fits PC400‑8 PC450‑8 PC400‑7 PC450‑7 excavators for heavy‑duty mining and construction repair.
Key Features
- Standard OEM part number 6251‑71‑1121, perfect match for Komatsu SAA6D125E‑5 engine
- Precision‑machined plunger and valve assembly, stable fuel pressure, accurate fuel injection
- High‑alloy wear‑resistant internal parts, anti‑corrosion, anti‑leakage, long service life
- Strict bench pressure testing before shipment, stable power output under heavy‑load continuous operation
- Standard mounting interface, direct replacement without modification
- Universal for multiple Komatsu large excavators and industrial engines with 6D125 series power unit
Product Information
| Item | Specification |
|---|---|
| Part Number | 6251‑71‑1121 |
| Product Name | Fuel Injection Pump Assembly |
| Compatible Engine | Komatsu SAA6D125E‑5, SAA6D125E‑3 |
| Material | High‑Strength Alloy Steel |
| Function | Fuel supply, pressure regulation, fuel injection control |
| Condition | Brand New Aftermarket Replacement |
Related products
| Category | Replaceable Part Numbers / Compatible Models |
|---|---|
| General OEM Series | 6251‑71‑1121, 6251‑71‑1120 |
| Compatible Excavators | PC400‑7, PC400‑8, PC450‑7, PC450‑8, PC460‑8 |
| Compatible Loaders/Bulldozers | WA430‑6, WA470‑6, D85EX‑15, D65EX‑16 |
| Compatible Power Units | SAA6D125E‑5 Industrial Engine, Generator Set |
Fitment Application
Specially designed for Komatsu large‑size excavators, wheel loaders, bulldozers and industrial engines powered by 6D125 series engine. Widely used in open‑pit mining, quarrying, large‑scale earthmoving and heavy‑duty construction projects.






FAQ
Q1: What engine does 6251‑71‑1121 fit?
A1: Komatsu SAA6D125E‑5 and SAA6D125E‑3 diesel engines.
Q2: Which excavators are compatible?
A2: PC400‑7/8, PC450‑7/8, PC460‑8 excavators.
Q3: Can it be directly installed?
A3: Yes, OEM standard size for plug‑and‑play replacement.
Q4: Suitable for mining heavy‑load work?
A4: Yes, heavy‑duty industrial‑grade design for continuous mining operation.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Guangzhou Lanxin Machinery Equipment Co., Ltd
Location
No. 407, Building 4, Tianji International Machinery, 12 Dongheng Sanlu Road, Zhujun District, Guangzhou City
Contact Person
Isaac