6BT5.9 Engine Fuel Transfer Pump 2830266 - Replacement Part for Fuel Pumps in Construction Machinery
The 6251-71-8210 fuel pump is suitable for
Komatsu SAA6D125E series diesel engines. Its main function is to stably deliver diesel fuel from the fuel tank to the fuel system. It also provides manual fuel pumping during filter changes or when equipment startup is difficult, ensuring the engine can start quickly and stably and maintain a normal fuel supply. It is a key pre-fuel supply component in the fuel system of Komatsu PC400-7 and other excavator diesel engines.
PC400-7 Engine Fuel Feed Pump Specifications
| Product Name |
Fuel Feed Pump |
| Type |
Mechanical Manual Fuel Feed Pump |
| OEM Part Number |
6261-71-8240 |
| Fuel Type |
Diesel |
| Minimum Order Quantity |
1 piece |
| Payment Method |
Western Union, T/T |
| Shipping Method |
UPS/DHL/EMS/TNT/FedEx |
Replacement Part Number: 6251-71-8210
Applicable Models
Excavators: PC400-7, PC450-7
Engine: SAA6D125E, 6D125
Features and Advantages
Stable Fuel Supply: Ensures continuous and even fuel delivery, avoiding fuel supply interruptions.
Good Sealing: Effectively prevents oil leakage, improving system safety.
Durable and Reliable: Wear-resistant and corrosion-resistant, adaptable to high-temperature and vibration environments.
High Compatibility: Consistent with the original machine structure, easy installation and replacement.

SAA6D125E Engine 6251-71-8210 Diesel Fuel Transfer Pump
Guangzhou Minshun Machinery Equipment Co., Ltd.
We specialize in the sales and service of diesel engine assemblies and construction machinery parts. Our product line covers engine assemblies, filtration systems, electronic control components, hardware accessories, wiring harnesses, and electrical accessories. Our service area includes Canada, the United States, the United Kingdom, Mexico, the Netherlands, Kazakhstan, Mongolia, Russia, Australia, Malaysia, Turkey, Indonesia, Singapore, Thailand, South America, South Africa, and other countries and regions.
Our Product Range
| Engine Rebuild Kit |
Turbochargers |
Engine Diesel Pumps |
Engine Controllers (ECU) |
| Cylinder Blocks |
Cylinder Heads |
Water Pumps |
Injectors |
| Starter Motors |
Filters |
Other Engine Accessories |
Excavator Hydraulic Pumps |
| Swivel Components |
Distributor Valves |
Travel Motor Assemblies |
Chassis Components and Other Accessories |


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: Do you test all products before shipping?
A2: Yes, we conduct 100% testing before shipping.
Q3: Which engine models is this Fuel Feed Pump compatible with?
A3: This product is designed for specific diesel engine models. If you can provide the engine model or original part number, we can confirm compatibility before shipping to avoid incompatibility issues.
Q4: Can you provide cross-reference information for OEM part numbers?
A4: Yes, we support original part interchange. Please provide the original part number, and we will verify the replacement part accordingly.
Q5: What should I do if there is a problem with the product?
A5: Our products undergo professional testing and are of very stable quality. If you do find any problems, please contact us. We have a professional after-sales team to help you solve the problem.
Why Choose Us?
• Over 20 years of focus on construction machinery – offering a full range of excavator assemblies and accessories.
• Get a Quote – Our professional team will provide you with a quote immediately upon receiving your requirements.