729921-51360 Electronically Controlled Diesel Fuel Injection Pump for 4TNV98 ECR88
The 729921-51360 electronically controlled diesel fuel pump is used in the fuel injection system of Yanmar 4TNV98 series diesel engines. It precisely manages the fuel delivery process through electronic control, providing rapid fuel supply response and ensuring a smoother and more controllable injection process. This diesel pump maintains stable fuel supply during engine startup, idling, and load changes, contributing to improved engine consistency and overall performance. It is widely used in construction machinery and industrial power equipment.
| Part Number |
729921-51360 |
| Type |
Electronically Controlled Diesel Fuel Injection Pump |
| Applicable Engine Model |
YANMAR 4TNV98 |
| Engine Type |
Inline four-cylinder water-cooled diesel engine |
| Control Method |
Electronic fuel injection control |
| System |
Engine fuel injection system |
| Main Function |
Fuel delivery and injection control |
| Applicable Machinery |
Yanmar 4TNV98 series and Komatsu 4D98 diesel engines |
Replacement Part Numbers
729914-51300, 729914-51320, 729918-51300, 729921-51300, 729921-51310, 729921-51320, 729921-51321, 729921-51340, 729921-51350, 729921-51360, 729921-51380, 729923-51300, 729923-51310, 729923-51320, 729923-51330, 729923-51340, 729923-51360 729924-51300, 729924-51310, 729926-51310, 729926-51320, 729926-51330, 729926-51340, 729927-51320, 729927-51410, 729927-51420, 729928-51300, 729928-51320, 729929-51350, 729932-51440, 729932-51450, 729938-51310, 729938-51320, 729938-51330, 729938-51340
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 |

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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 Injection 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 experience specializing in construction machinery, engines, and parts – with stable experience supplying mainstream brands and models.
• Extensive experience in model matching enables us to provide customers with accurate parts selection, reducing procurement risks.
• A long-term, stable, and reliable supply system ensures reliable product sourcing and meets continuous procurement needs.
• For product information or quotations, our professional team will provide you with detailed answers immediately upon receiving your request.