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5491784PX Product Overview
The Cummins 5491784PX fuel pump is a critical component for heavy-duty diesel engine fuel systems, particularly in Cummins X15/ISX/QSX applications. It delivers consistent fuel from the tank to the engine, ensuring optimal combustion and performance. Available as OEM genuine or high-quality remanufactured (ReCon) options for commercial trucks.
5491784PX Truck Part Specifications
Below are the key specifications of the 5491784PX.
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Part Number: 5491784PX
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Type: Fuel Pump / Fuel Injection Pump
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Condition: OEM / Remanufactured (ReCon) / Aftermarket
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Brand: Cummins
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System: Engine Fuel System
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Engine Compatibility: Cummins X15, ISX, QSX (EPA17 and similar)
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Weight: Approx. 55–60 lbs
Compatibility & Fitment
This part is designed for use in heavy-duty Cummins diesel engines and fuel systems.
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Cummins X15 engines (2017+ EPA17 models)
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Cummins ISX / QSX series engines
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Commercial trucks and heavy equipment applications
Always verify the part number before purchase to ensure proper fitment.
Key Features & Benefits of 5491784PX Fuel Pump
The 5491784PX fuel pump is engineered for reliability and consistent fuel delivery in demanding applications.
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Durable construction for extended use: Built to withstand heavy-duty engine conditions
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Reliable performance under heavy-duty conditions: Ensures steady fuel pressure and flow
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OEM-equivalent fit and function: Matches original Cummins specifications
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Easy installation and replacement: Direct-fit design for compatible engines
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Designed for long service life: Supports long-term engine efficiency
5491784PX Cross Reference
This part may be listed under several equivalent or interchangeable numbers.
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Replaces: 5491784
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Interchange numbers: 5491784PX, 5491784NX
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Alternate formats: 5491784 px, 5491784-px, 5491784PX fuel pump
Why Choose This 5491784PX Part
The 5491784PX is designed to support fuel system performance in Cummins-powered trucks. Built to OEM standards or high-quality remanufactured specifications, it helps maintain consistent fuel delivery and overall engine efficiency. The part is tested for durability and made as a direct fit for specified applications, which can simplify installation. For mechanics, fleet operators, and repair professionals, it offers a dependable option when reliable performance matters. Secure ordering and consistent availability also help keep maintenance timelines on track.
5491784PX PUMP,FUEL Cummins
Cummins Inc. is an American multinational corporation that designs, manufactures, and distributes engines, filtration, and power generation products.[3] Cummins also services engines and related equipment, including fuel systems, controls, air handling, filtration, emission control, electrical power generation systems, and trucks.
Headquartered in Columbus, Indiana, Cummins sells in approximately 190 countries and territories through a network of more than 600 company-owned and independent distributors and approximately 7,200 dealers. Cummins reported a net income of $2.19 billion on sales of $23.77 billion in 2018.
Read more on Wikipedia.
- Standard delivered 4-5 Business Days
- Express delivered 2-4 Business Days
Orders are processed and delivered Monday-Friday (excluding public holidays)
Oversized: No
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