
728790-51350 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $398.00 | Condition is Used, Used Yanmar 2YM15 injection pump 728790-51350, shipping cost = $18.21 | 100.0% |

The Yanmar 728790-51350 2YM15 injection pump is an essential component of Yanmar's 2YM15 series diesel engines, known for their reliability and fuel efficiency. This particular injection pump model is designed to provide precise fuel injection for optimal engine performance.
The pump features a robust, cast iron construction, ensuring durability and resistance to wear and tear. It employs a camshaft-operated mechanism that delivers fuel to the engine at precisely timed intervals. The pump's fuel delivery system utilizes a high-pressure fuel rail and multiple fuel injectors to ensure efficient combustion and reduced emissions.
The Yanmar 728790-51350 injection pump is engineered to meet the demands of commercial and industrial applications. It is capable of delivering fuel at a maximum pressure of 1,550 psi (105 bar) and a flow rate of approximately 1.5 liters per minute. The pump's compact design allows for easy integration into the engine compartment, making it an ideal choice for applications where space is limited.
This injection pump is designed to work seamlessly with Yanmar's 2YM15 diesel engines, which are widely used in various industries such as marine, agriculture, construction, and power generation. By providing precise fuel injection, the pump contributes to the engine's overall efficiency and longevity.
The Yanmar 728790-51350 injection pump is backed by the company's commitment to excellence and reliability. It comes with a comprehensive warranty, ensuring peace of mind for customers. Regular maintenance, as recommended by Yanmar, is essential to ensure the longevity and optimal performance of the pump and the engine it serves.
In summary, the Yanmar 728790-51350 2YM15 injection pump is a crucial component for Yanmar's 2YM15 series diesel engines. Its robust construction, precise fuel injection, and high-performance capabilities make it an ideal choice for commercial and industrial applications where reliability and efficiency are paramount.
The Yanmar 728790-51350 2YM15 injection pump is a crucial component in Yanmar marine diesel engines, responsible for delivering fuel to the engine's combustion chamber. Here are some pros and cons of buying this specific injection pump:
Pros:1. OEM Part: This injection pump is an original equipment manufacturer (OEM) part, meaning it is designed, manufactured, and approved by Yanmar for use in their engines.
2. High Quality: As an OEM part, it is expected to be of high quality and durability. It is engineered to meet Yanmar's exacting standards.
3. Reliability: Using an OEM part can help ensure the reliability and longevity of your engine.
4. Availability: Yanmar injection pumps are widely available from authorized dealers and distributors, making it easy to find and purchase.
5. Warranty: Yanmar offers a warranty on their parts, providing peace of mind and protection against defects.
Cons:1. Cost: OEM parts can be more expensive than aftermarket parts. The price of the Yanmar 728790-51350 2YM15 injection pump reflects its high quality and Yanmar brand.
2. Installation: Installing an injection pump can be a complex process that requires specialized tools and knowledge. It may be necessary to hire a professional mechanic to perform the installation.
3. Availability of Alternatives: Aftermarket injection pumps may be more affordable and readily available from various sources. However, their quality and reliability may not be the same as an OEM part.
Conclusion:The Yanmar 728790-51350 2YM15 injection pump is an OEM part designed for use in Yanmar marine diesel engines. Its advantages include high quality, reliability, availability, and the peace of mind that comes with a Yanmar warranty. However, it is more expensive than aftermarket alternatives and may require professional installation. Ultimately, the decision to buy this injection pump depends on your budget, engine requirements, and preference for OEM parts.
Recommendation:If you prioritize engine reliability and performance, as well as peace of mind, it is recommended to invest in the Yanmar 728790-51350 2YM15 injection pump as a replacement for your marine diesel engine. It may be more expensive than aftermarket alternatives, but its high-quality design and Yanmar warranty make it a worthwhile investment for the longevity of your engine.
Details:
This pump came off a 5 year old engine with low hours, itself had to be replaced due an overheat event plugged sea water intake, but the injection was not affected.
specifications inboardfuel:
- brand: Yanmar
- mpn: 728790-51350
- part type: Pump
shipping inboardfuel:
- carrier: ups
- service: ups ground
- type: calculated
- class: standard
- transit: 3-8 days
offer inboardfuel:
- availability: in stock
- in stock #: 1
- options: ship-to-home
- price: $398.00
- item condition: Used
- started: february 2, 2026
- sold #: 15
general inboardfuel:
- category: Boat Parts > Inboard Engines Components > Intake Fuel Systems
returns inboardfuel:
- paid by: buyer
- time: 30 days
- policy: returns accepted
payments inboardfuel:
- other
- wallet: paypal
- credit card: mastercard
seller inboardfuel:
- # reviews: 297
- rating: 90.0%
- city: seattle, washington
Similar Items:
- 719578-51300: FUEL PRESSURE ENGINE MOTOR PUMP, Yanmar
- YM-094000-0700: FUEL PUMP, Yanmar Marine
- JPR-YM04JHA: ENGINE PUMP, Jmp
- 119775-51920: FUEL HP PUMP, Denso
- 129671-51900: FUEL PUMP, Yanmar
- 719573-51303: FUEL PUMP, Yanmar
- 719578-51301: PUMP, Yanmar
- 728370-51101: FUEL PUMP, Yanmar
- 729571-51300: FUEL PUMP, Yanmar
- 724770-51700: FUEL PUMP, Yanmar
- 719595-54801: FUEL PUMP TIMER GEAR, Yanmar
