Product Overview
The YANMAR 729926-51310 is a precision-engineered fuel injection pump designed for Yanmar diesel engine platforms used in industrial, agricultural, and marine power applications. As a positive-displacement hydraulic pump, it delivers metered, high-pressure fuel to the engine’s injectors with exacting timing and volume control, ensuring optimal combustion efficiency, stable power output, and reduced emissions. Manufactured to Yanmar’s original equipment specifications, this pump serves as a direct-fit replacement component for a wide range of Yanmar diesel power units, offering dependable performance in continuous-duty industrial environments.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Hydraulic Pump (Fuel Injection Pump) |
| Model Designation | 729926-51310 |
| Manufacturer | Yanmar |
| Operating Pressure | Standard Industrial Grade (Up to rated bar) |
| Mounting & Connection | Standard ISO / Manufacturer Interface |
| Drive Type | Engine-Driven Mechanical |
| Application Media | Diesel Fuel |
Engineering Features & Advantages
- Precision Performance: Delivers accurately metered fuel volumes at high pressure, ensuring consistent injection timing and optimal combustion across the full engine operating range.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with hardened internal components and tight manufacturing tolerances for long service life.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, allowing straightforward installation without modification.
- Corrosion-Resistant Construction: Internal surfaces and housing materials are selected to withstand the corrosive nature of diesel fuel and extended duty cycles.
Typical Industrial Applications
This Yanmar fuel injection pump is commonly deployed in agricultural tractors and harvesting equipment, marine diesel propulsion and auxiliary engines, diesel generator sets for standby and prime power, and light construction machinery such as excavators and skid-steer loaders. It is also suitable for industrial diesel power units requiring precise fuel delivery and reliable cold-start performance.
PRODUCT IMAGES

YANMAR 729926-51310 Fuel Injection Pump
⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
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