DELPHI HFP943 Fuel Lift Pump 5086-499AC 2500/DODGE 5.9L

( Brand: Delphi ), ( Part Type: Fuel Lift Pump ), ( Ipn: 5086 499ac ), ( Manufacturer Part Number: HFP943 )

Review DELPHI Fuel Lift Pump Dodge 2500/dodge 5.9l fits RAM 2500 3500 2003–2004

The Delphi HFP943 Fuel Lift Pump is an essential component for the fuel system of Dodge Ram 2500 and Dodge 3500 pickup trucks manufactured between 2003 and 2004, equipped with the 5.9L Cummins engine. This pump is designed to deliver fuel with the necessary pressure from the fuel tank to the engine, ensuring a smooth and efficient operation.

The Delphi HFP943 is a heavy-duty fuel lift pump, built to withstand the demanding requirements of commercial and heavy-duty applications. It features a robust, cast aluminum housing that provides excellent heat dissipation and durability. This housing is also O-ring sealed, ensuring a tight fit and preventing any potential leaks.

The pump itself consists of a unique, 3-lobe impeller design that delivers an impressive volume of fuel while minimizing power consumption. This design also helps to reduce the risk of cavitation, which can lead to pump failure or reduced performance. The impeller is driven by a robust, cast iron gear, which is precision-machined to ensure a perfect fit and long-lasting performance.

The Delphi HFP943 Fuel Lift Pump comes complete with all necessary hardware for installation, including a mounting bracket, fuel lines, and seals. It is also EPA and CARB compliant, ensuring that it meets the strictest emissions standards.

Installation is straightforward, with clear instructions provided in the user manual. The pump can be easily accessed by removing the fuel tank, and the connections to the fuel lines are simple to make. Once installed, the pump is designed to operate quietly and efficiently, providing reliable fuel delivery to the engine.

The Delphi HFP943 Fuel Lift Pump is a high-quality, aftermarket replacement for the original equipment fuel lift pump. It offers superior performance, durability, and ease of installation, making it an excellent choice for Dodge Ram 2500 and Dodge 3500 truck owners looking to maintain or upgrade their fuel system. With its robust design and reliable operation, this pump is sure to provide many years of trouble-free service.

Delphi HFP943 Fuel Lift Pump for Dodge Ram 2500/3500 (03-04) 5.9L: A Comprehensive Analysis

The Delphi HFP943 fuel lift pump is a popular replacement option for the fuel lift pumps in Dodge Ram 2500 and 3500 models with a 5.9L engine manufactured between 2003 and 2004. In this analysis, we will discuss the advantages and disadvantages of purchasing this fuel lift pump to help you make an informed decision.

1. OEM Compatibility: The Delphi HFP943 fuel lift pump is designed to be a direct replacement for the original equipment manufacturer (OEM) pump. This ensures a perfect fit and function in your Dodge Ram.

2. High Flow Rate: With a flow rate of 290 LPM (71.4 gallons per hour), the Delphi HFP943 fuel lift pump delivers a higher flow rate than the OEM pump. This results in faster fuel delivery to the engine, improving engine performance and responsiveness.

3. Durability: The Delphi HFP943 fuel lift pump is built with high-quality materials and components to ensure long-lasting performance. It features a cast aluminum housing, a robust impeller, and a heavy-duty motor.

1. Cost: The Delphi HFP943 fuel lift pump may be more expensive than the OEM or aftermarket alternatives. However, its superior performance, durability, and OEM compatibility justify the additional cost for some customers.

2. Installation Complexity: Installing the Delphi HFP943 fuel lift pump may require professional assistance due to its size and complexity. The process involves disconnecting the fuel lines, removing the old pump, and installing the new one.

3. Noise Level: Some users have reported that the Delphi HFP943 fuel lift pump is louder than the OEM pump. This noise may be due to the higher flow rate and the pump's design.

The Delphi HFP943 fuel lift pump is a high-performing, durable, and OEM-compatible replacement option for the fuel lift pumps in Dodge Ram 2500 and 3500 models with a 5.9L engine from 2003 to 2004. While it may come with a higher price tag and installation complexity, its superior performance and longevity make it a worthwhile investment for those who prioritize engine responsiveness and fuel efficiency.

If you are looking for a reliable, high-performing, and durable replacement fuel lift pump for your Dodge Ram 2500 or 3500 with a 5.9L engine from 2003 to 2004, the Delphi HFP943 fuel lift pump is an excellent choice. Its OEM compatibility, high flow rate, and robust design make it a worthy investment for those who value engine performance and longevity. However, if you are on a tight budget or prefer a quieter pump, you may want to consider alternative options.

part # hfp943 prices

• $62.50-$160.36

specifications injectiopug:

• for models: 2500, 3500, Ram
• for makes: Dodge
• for years: 2003-2004
• brand: Delphi
• part type: Fuel Lift Pump
• interchange part number: 5086 499AC
• manufacturer part number: HFP943

seller injectiopug:

• rating: 99.4%
• # reviews: 3190

shipping injectiopug:

• class: Standard
• transit: 4-9 Days
• service: USPS Ground Advantage
• carrier: USPS
• cost: $7.50
• type: Fixed

offer injectiopug:

• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home
• started: March 21, 2026

general injectiopug:

• Air Fuel Delivery > Fuel Injection Parts > Additional Fuel Injection Parts
• condition: New

returns injectiopug:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

payments injectiopug:

• wallet: Apple-pay
• credit card: Visa
• other

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