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.
We honor the warranty provided by the original equipment manufacturer.
Introduction
The Cummins 3394579 Spark Plug Wire is designed for heavy-duty trucks with Cummins engines, facilitating the transfer of electrical current from the ignition system to the spark plugs for efficient engine operation 1.
Basic Concepts of Spark Plug Wires
Spark plug wires are vital for internal combustion engines, delivering high-voltage electricity from the ignition coil to the spark plugs to ignite the air-fuel mixture 2.
Role of the 3394579 Spark Plug Wire in Truck Operation
This Cummins part ensures minimal electrical current loss to the spark plugs, supporting consistent spark delivery crucial for heavy-duty applications 3.
Key Features of the 3394579 Spark Plug Wire
The 3394579 is made from high-quality materials for superior resistance to electrical interference and physical wear, with a robust insulation layer against voltage leakage and environmental factors 4.
Benefits of Using the 3394579 Spark Plug Wire
Using this part leads to improved engine performance, enhanced reliability under demanding conditions, and increased longevity compared to standard wires 1.
Installation Considerations
Proper installation of the 3394579 involves secure connections and routing away from heat sources and moving parts to prevent damage and ensure optimal performance 2.
Troubleshooting Common Issues
Issues like misfires can be traced to the spark plug wire. Diagnosing involves checking for wear, ensuring proper connections, and testing for electrical continuity 3.
Maintenance Tips
Regular maintenance includes inspecting for wear, cleaning connections, and replacing the wire as per manufacturer’s guidelines to extend its life and engine efficiency 4.
Cummins: A Brief Overview
Cummins Inc. is a global leader in engines, filtration, and power generation products, known for quality and innovation in the commercial truck industry 1.
Cummins Spark Plug Wire 3394579 Compatibility
The 3394579 is compatible with various engine models, ensuring reliable ignition and optimal performance, specifically engineered for Cummins engines 2.
Engine Group Compatibility
- G855 Engines: The 3394579 is designed for the G855 engine series, meeting its unique demands including ignition timing and electrical requirements 3.
Role of Part 3394579 Spark Plug Wire in Engine Systems
This part transmits high-voltage electrical current from the ignition coil to the spark plugs, crucial for igniting the air-fuel mixture and ensuring efficient combustion 4.
Conclusion
The 3394579 Spark Plug Wire is essential for the ignition system’s effectiveness, contributing to engine performance, fuel efficiency, and reliability.
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Crolla, David. Crolla Encyclopedia. Wiley, 2015.
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Sully, F. K. Motor Vehicle Mechanics Textbook, Fifth Edition. Heinemann Professional Publishing, 1998.
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Thompson, Rob. Automotive Maintenance: Light Repair. Cengage Learning, 2019.
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Eret, Angelina. Dynamic and Fatigue Assessment of Heavy-Duty Engine Valves. Springer Nature, 2024.
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SPECIFICATIONS
RECOMMENDED PARTS
* 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.
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