4989266
Fuel Pump
Cummins®

Name: 4989266 Cummins | Fuel Pump
Brand: Cummins
SKU: 4989266
Price: 2799.95 USD
Availability: InStock
Rating: 5 (1 reviews)

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$2,799.95 $3,331.94

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Genuine OEM Part

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing.

Manufacturer Warranty*

We honor the warranty provided by the original equipment manufacturer.

DESCRIPTION

Introduction

The Cummins 4989266 Fuel Pump is a critical component for commercial trucks, ensuring efficient engine operation by facilitating fuel transfer from the tank to the engine. This part is essential for maintaining the truck’s performance and reliability ².

Basic Concepts of Fuel Pumps

Fuel pumps are devices that move fuel from the tank to the engine, ensuring a consistent supply under pressure for combustion. Types include mechanical, electric, and high-pressure pumps, each tailored to specific engine requirements ³.

Role of the 4989266 Fuel Pump in Truck Operation

This Cummins part is engineered to deliver pressurized fuel from the tank to the engine, supporting efficient combustion and power generation. Its role is vital for maintaining operational efficiency and performance ⁴.

Key Features of the 4989266 Fuel Pump

The 4989266 Fuel Pump features durable materials, built-in filters to prevent contaminants, and efficient operation under various conditions. These features enhance its performance and reliability in commercial truck operations ¹.

Benefits of Using the 4989266 Fuel Pump

Utilizing this part offers improved fuel efficiency, enhanced reliability, and increased durability. These benefits contribute to the overall efficiency and cost-effectiveness of truck operations ².

Troubleshooting and Maintenance Suggestions

Regular maintenance, including checking for leaks, ensuring secure installation, and monitoring the fuel system for contamination or wear, is recommended to maintain optimal performance. Troubleshooting may involve inspecting electrical connections, verifying fuel pressure, and ensuring adequate power supply ³.

Cummins Corporation Overview

Cummins Inc. is a global leader in designing, manufacturing, and distributing engines, filtration, and power generation products. Known for its commitment to reliability, performance, and sustainability, Cummins serves various markets including commercial trucks, buses, construction, agriculture, and power generation ⁴.

Compatibility of Cummins Fuel Pump Part 4989266

This part is designed to fit various Cummins engines, ensuring reliable fuel delivery across different models. Compatibility includes engines such as ISB/ISD4.5 CM2150 B119, ISB/ISD6.7 CM2150 SN, ISBE CM2150, ISBE4 CM850, QSB4.5 CM2250 EC, QSB6.7 CM2250, and QSB6.7 M CM2250, ensuring optimal performance and efficiency ¹.

Role of Part 4989266 Fuel Pump in Engine Systems

This part is fundamental in the fuel delivery system, drawing fuel from the tank and delivering it to the engine at the correct pressure and volume for optimal combustion. It works with the fuel filter and pressure regulator to maintain efficient and stable engine operation ².

Kit Components of Cummins Fuel Pump 4989266

Fuel Pump Assembly: Core component for delivering fuel under required pressure.
Fuel Filter: Removes impurities and contaminants from the fuel.
Fuel Lines: Transport fuel from the tank to the engine.
Gaskets and Seals: Create leak-proof connections.
Mounting Bracket: Secures the fuel pump to the vehicle’s frame or fuel tank.
Electrical Connectors: Link the fuel pump to the vehicle’s electrical system.
Check Valve: Prevents backward fuel flow.
O-Rings: Provide seals to prevent fuel leakage.
Strainer: Fine mesh filter at the inlet of the fuel pump.
Pressure Relief Valve: Releases excess pressure within the fuel system ³.

Conclusion

The Cummins 4989266 Fuel Pump is a vital component for commercial trucks, ensuring efficient fuel delivery and engine performance. Its durable design, key features, and compatibility with various Cummins engines make it an essential part for maintaining the reliability and efficiency of truck operations ⁴.

Aerodynamics of Road Vehicles: Fifth Edition, Thomas Schuetz, SAE International, 2016
↩ ↩
Diesel Engine Care and Repair, Nigel Calder, The McGraw-Hill Companies, 2007
↩ ↩ ↩
Proceedings of the 5th Commercial Vehicle Technology Symposium CVT, Karsten Berns et al., Springer, 2018
↩ ↩ ↩
Gasoline Engine Management Systems and Components, Konrad Reif, Springer Vieweg, 2015
↩ ↩ ↩

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SPECIFICATIONS

Comments

Recon Equivalent 4989266 NX

Package Dimensions

12.25 x 10.75 x 8.75 in

Weight

18 lbs

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* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.

4989266 Fuel Pump Cummins®