5398557 Isb Diesel Engine Fuel Pump Isb/ QSB6.7L

( Brand: Oem ), ( Type: Fuel Pump ), ( Manufacturer Part Number: 5398557 ), ( Country/region Of Manufacture: China ), ( Fuel Type: Diesel )

Review Isb/ Diesel Engine Fuel Pump fits CUMMINS

The Cummins ISB/QSB6.7L Diesel Engine Fuel Pump (5398557) is a critical component in the fuel delivery system of Cummins ISB and QSB 6.7-liter engines. This fuel pump is engineered to deliver diesel fuel efficiently and reliably to the engine, ensuring optimal performance and fuel economy.

The fuel pump is a high-pressure unit, capable of delivering fuel at pressures up to 29,000 psi. It features a robust design with a cast aluminum housing and a durable, corrosion-resistant stainless steel shaft. The pump also includes an integrated fuel filter, which helps to remove contaminants from the fuel before it reaches the engine.

The pump is designed to operate smoothly and quietly, even under heavy load conditions. It features a unique, patented impeller design that minimizes pulsation, resulting in a steady fuel flow to the engine. The pump also includes a built-in bypass valve, which helps to prevent fuel starvation during engine start-up.

The Cummins ISB/QSB6.7L Diesel Engine Fuel Pump (5398557) is easy to install and requires minimal maintenance. It is compatible with both diesel and biodiesel fuels, making it a versatile solution for a wide range of applications. The pump comes with a comprehensive warranty, providing peace of mind and protection against defects in materials and workmanship.

In summary, the Cummins ISB/QSB6.7L Diesel Engine Fuel Pump (5398557) is a high-performance, reliable, and durable solution for delivering fuel to Cummins ISB and QSB 6.7-liter engines. Its robust design, efficient impeller, and integrated fuel filter make it an ideal choice for heavy-duty applications where fuel delivery is critical to engine performance.

Buying a Cummins ISB/QSB6.7L diesel engine fuel pump, such as part number 5398557, comes with its own set of advantages and disadvantages. Here's a brief analysis:

1. Reliability: Cummins is a well-known brand in the heavy-duty diesel engine industry. The fuel pump, being a critical component, is expected to offer robust performance and reliability.

2. Availability: Since Cummins is a popular brand, the fuel pump is likely to be easily available from various suppliers and dealers. This ensures quick replacement or repair in case of any issues.

3. Durability: The fuel pump is designed to handle the high-pressure requirements of diesel engines, making it a durable choice for heavy-duty applications.

4. OEM Compatibility: As an original equipment manufacturer (OEM) part, the fuel pump is guaranteed to fit and function correctly with the Cummins engine.

1. Cost: OEM parts, including fuel pumps, tend to be more expensive compared to aftermarket alternatives. This could be a significant disadvantage for those on a tight budget.

2. Limited Customization: Since the fuel pump is an OEM part, it may not offer much in terms of customization or additional features.

3. Potential for Obsolescence: As engine models evolve, older parts like the ISB/QSB6.7L fuel pump may become obsolete and harder to find.

The decision to buy a Cummins ISB/QSB6.7L diesel engine fuel pump, part number 5398557, depends on your specific requirements and priorities. If reliability, durability, and OEM compatibility are your top concerns, then this is an ideal choice. However, if cost is a significant factor, you may want to explore aftermarket alternatives. Ultimately, it is essential to consider the total cost of ownership, the availability of the part, and your engine application's unique requirements before making a final decision.

part # 5398557 prices

• $488.00-$693.00

specifications injectiopug:

• for models: Cummins
• brand: Oem
• type: Fuel Pump
• manufacturer part number: 5398557
• country/region of manufacture: China
• fuel type: Diesel

offer injectiopug:

• best offers: True
• availability: In Stock
• started: September 11, 2025
• sold: 0
• options: Ship-to-home
• quantity: 1

shipping injectiopug:

• class: Expedited
• type: Calculated
• transit: 5-12 Days
• service: USPS Priority Mail
• carrier: USPS
• cost: $49.94

payments injectiopug:

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

seller injectiopug:

• rating: 0.0%
• # reviews: 1

general injectiopug:

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

returns injectiopug:

• policy: No Returns

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