3934416
Fuel Injection Pump
Cummins®

Name: 3934416 Cummins | Fuel Injection Pump
Brand: Cummins
SKU: 3934416
Price: 4899.95 USD
Availability: InStock
Rating: 5 (1 reviews)

AVAILABLE

8 are currently available

Ships within 2-4 business days

$4,899.95 $5,830.94

Quantity

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 3934416 Fuel Injection Pump is a critical component for commercial trucks, ensuring precise fuel delivery to the engine. This part is essential for maintaining optimal engine performance, fuel efficiency, and emissions control ⁴.

Basic Concepts of Fuel Injection Pumps

A fuel injection pump delivers fuel to the combustion chamber of a diesel engine by pressurizing it and injecting it at precise moments to optimize combustion ¹. These systems can be mechanical or electronic, with mechanical systems relying on physical components and cam-driven mechanisms, and electronic systems using sensors and electronic control units (ECUs) to manage fuel delivery ³.

Purpose and Role of the 3934416 Fuel Injection Pump

This Cummins part is designed to enhance the operation of commercial trucks by ensuring fuel is delivered at the precise pressure and timing required for optimal combustion. This results in improved fuel efficiency and reduced emissions ⁴.

Key Features

The 3934416 is characterized by high-quality construction materials, precision engineering, and durable components, contributing to its efficiency and longevity ².

Benefits

Using this part offers benefits such as improved fuel economy, enhanced engine power, reduced emissions, and increased longevity due to its durable construction ⁴.

Troubleshooting and Maintenance

Common issues may include leaks, inconsistent fuel delivery, or pump failure. Troubleshooting involves checking for leaks, ensuring proper fuel lines and connections, and inspecting the pump for wear or damage. Routine maintenance practices are crucial for optimal performance and extending the lifespan of the pump ³.

Integration with Engine Systems

This part interacts with various engine components and systems, working in conjunction with the fuel system to deliver fuel under pressure to the engine. It also communicates with the ECU to ensure synchronized fuel delivery and plays a role in emissions control systems ⁴.

Performance Metrics

The performance metrics of the 3934416 include flow rates, pressure capabilities, and efficiency ratings, indicating its ability to deliver fuel at the required pressure and volume for optimal engine performance ⁴.

Historical Development

The development of fuel injection technology has evolved, with Cummins contributing to innovations in fuel injection systems, enhancing the efficiency, reliability, and environmental performance of diesel engines ⁴.

Cummins Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its commitment to innovation, quality, and customer satisfaction. The company offers a wide range of products, including engines, filtration systems, and power generation equipment ⁴.

Compatibility

The 3934416 is designed to integrate seamlessly with various engine models, including the 6B5.9 Series, ensuring optimal performance and reliability ⁴.

Role in Engine Systems

This part is integral to the fuel delivery system, working with the Base Fuel Pump, Fuel Injectors, ECU, Common Rail System, and various sensors to deliver precise and efficient fuel injection ⁴.

Conclusion

The Cummins 3934416 Fuel Injection Pump is a vital component for maintaining the efficiency and reliability of commercial truck engines. Its precise fuel delivery, integration with engine systems, and durable construction make it essential for optimal engine performance and compliance with environmental regulations.

R. Matthew Brach, SAE International’s Dictionary of Vehicle Accident Reconstruction and Automotive Safety, SAE Books, 2023.
↩
Thomas D. Gillespie, Fundamentals of Vehicle Dynamics, SAE International, 2021.
↩
Deanna Sclar, Auto Repair for Dummies: 2nd Edition, For Dummies, 2008.
↩ ↩
Richard Stone, Introduction to Internal Combustion Engines, Fourth Edition, Macmillan, 2012.
↩ ↩ ↩ ↩ ↩ ↩ ↩ ↩ ↩

SPECIFICATIONS

Hazardous Material

Non-Hazardous (NOI, ICE/Auto)

Package Dimensions

12.8 x 12.5 x 10.38 in

Weight

13.9 lb

RECOMMENDED PARTS

* 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.

3934416 Fuel Injection Pump Cummins®