THE PHOTOS SHOWN IN THE LISTING ARE GENERIC PUMP PHOTOS.

THE PUMP YOU WILL RECEIVE IS THE PART NUMBER DS4-5521

LET US KNOW IF YOU HAVE ANY QUESTIONS.


Replaces the following part numbers
044644 05067 05288
05459 05521 05521S
10225930 12558156 12561307
12561405 1411000007 17800077
17800114 19208315 19208317
19209059 19209060 502-550
502550 5067 5288
5459 5521 5521S
739-101 739101 AMPUMP
BOS-DB2-5521 BOSDB25521 D12561307N
DP015521 DS-5067 DS-5288
DS4-5067 DS45067 DS4831-5067
DS4831-5288 DS4831-5459 DS4831-5521
DS4831-5521S DS4831-5942 DS48315067
DS48315288 DS48315459 DS48315521
DS48315521S DS48315942 DS5067
DS5288 DS5459 DS5521
DT19209059 DT650003R PMD5521
S5067 S5288 S5459
S5521 S5521L S5942


Rebuilt / Remanufactured Diesel Injection Pump

A rebuilt or remanufactured diesel injection pump is a crucial component of a diesel engine's fuel delivery system that has undergone a thorough refurbishment process to restore its functionality and performance. The diesel injection pump plays a critical role in delivering precisely measured and pressurized fuel to the engine's cylinders at the right time for efficient combustion.


Here's a breakdown of what a rebuilt or remanufactured diesel injection pump entails:


Disassembly: The first step involves carefully disassembling the diesel injection pump. Skilled technicians carefully take it apart, ensuring that every part is inspected for wear, damage, or any issues that may affect performance.

Cleaning and Inspection: Each component of the injection pump is thoroughly cleaned to remove any dirt, debris, or contaminants. Once cleaned, all parts are meticulously inspected to identify any signs of wear, corrosion, or damage.

Replacement of Components: Any worn-out or damaged parts identified during the inspection are replaced with high-quality, OEM-grade components. This step is crucial to ensure the pump's reliability and performance after the rebuilding process.

Reassembly: After replacing the necessary components, the diesel injection pump is carefully reassembled, following the manufacturer's specifications and guidelines. Precision is essential during reassembly to ensure the pump operates optimally.

Calibration and Testing: Once reassembled, the rebuilt diesel injection pump undergoes thorough calibration and testing. The pump's timing and fuel delivery rates are precisely adjusted to meet the manufacturer's specifications. Rigorous testing is performed to ensure the pump's performance, fuel efficiency, and emission levels meet or exceed industry standards.

Quality Assurance: Reputable companies that offer rebuilt or remanufactured diesel injection pumps typically have strict quality control measures in place. Each rebuilt pump is subjected to comprehensive quality checks to ensure it meets the highest standards before being made available for sale.

Warranty: To provide customers with peace of mind and confidence in the product, many reputable suppliers of rebuilt diesel injection pumps offer warranties on their products. This warranty helps protect the customer against any manufacturing defects and ensures that the rebuilt pump will perform reliably.


The advantage of choosing a rebuilt or remanufactured diesel injection pump is that it can offer significant cost savings compared to purchasing a brand-new pump. Additionally, by choosing a reputable supplier, you can be assured of receiving a high-quality product that is restored to perform like new, contributing to the efficient operation of your diesel engine.