1. Used Automotive Fuel Pumps & Sending Units Offers
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  3. SPECTRA FI1634

SPECTRA FI1634 Injection High Pressure Fuel Pump 166306KA0B

fits model: Qx60, Pathfinder.

Fi1634 Spectra Direct Injection High Pressure Fuel Pump For Pathfinder Qx60

( Brand: Spectra ), ( Manufacturer Part Number: FI1634 ), ( Product Type: Factory Replacement ), ( Type: Direct Injection High Pressure Fuel Pump ), ( Inlet Outside Diameter: 7.89 ), ( Grade Type: Standard Replacement ), ( Connector Shape: Rectangle ), ( Gasket Or Seal Included: No ), ( Housing Material: Steel ), ( Connector Gender: Female ), ( Terminal Gender: Male ), ( Housing Color: Grey ), ( Inlet Type: Quick Connect ), ( Outlet Type: Threaded ), ( In Tank Or External: External ), ( Mounting Type: Bolted ), ( Pump Type: Mechanical ), ( Ipn: 166306ka0b 166306ka1b Gdp733 Pgd623 ), ( All Interchanges: 166306ka0b, 166306ka1b, Gdp733, Pgd623 )

Review SPECTRA Direct Injection High Pressure Fuel Pump fits PATHFINDER QX60

The Spectra Performance FI1634 High Pressure Fuel Pump is a top-tier solution designed specifically for the Pathfinder QX60, ensuring optimal fuel delivery for improved engine performance. This fuel pump is engineered to replace the original equipment manufacturer (OEM) pump, making it an ideal choice for vehicle owners seeking a reliable and efficient upgrade.

Constructed from high-quality materials, the FI1634 fuel pump is built to withstand the rigors of daily driving. Its robust design features a billet housing that enhances durability and reduces the risk of leaks. Additionally, the pump's internal components, such as the impeller and bearing, are carefully crafted from premium materials to ensure long-lasting performance.

The FI1634 fuel pump boasts a high flow rate, capable of delivering up to 375 lph (94 gallons per hour) at 43.5 psi (3 bar). This increased fuel delivery capacity translates to better engine responsiveness and smoother power delivery, resulting in a more enjoyable driving experience.

Installation of the Spectra Performance FI1634 High Pressure Fuel Pump is a straightforward process. It is designed to fit directly into the existing fuel system, requiring no additional modifications or customizations. This ease of installation makes it a popular choice for both home mechanics and professional technicians.

Equipped with a durable, O-ring seal design, the FI1634 fuel pump ensures a tight seal, minimizing the risk of leaks and reducing fuel loss. This design feature also makes the pump compatible with both E85 and gasoline fuel, providing flexibility for vehicle owners who may switch between fuel types.

In summary, the Spectra Performance FI1634 High Pressure Fuel Pump is a superior upgrade for the Pathfinder QX60. Its robust construction, high flow rate, and ease of installation make it an essential component for those seeking improved engine performance and reliability.

The Spectra Performance FI1634 high-pressure fuel pump is a popular upgrade option for vehicles like the Nissan Pathfinder QX60 that require improved fuel delivery for modified engines or high-performance applications. Here are some potential pros and cons of purchasing this fuel pump:

Pros:

1. Increased fuel delivery: The FI1634 fuel pump delivers up to 330 lbs/hr of fuel flow, which is significantly more than the stock pump. This can support larger injectors and provide better fuel pressure for improved engine performance.

2. Durability: Spectra Performance fuel pumps are built to last. They use a billet aluminum housing, a heavy-duty impeller, and a high-quality diaphragm to withstand the demands of high-performance applications.

3. Easy installation: The fuel pump is designed to be a direct replacement for the stock pump, making the installation process relatively straightforward. It also comes with all necessary hardware and instructions.

4. Fuel economy: Although the primary benefit of this fuel pump is improved performance, some users have reported improved fuel economy due to the more efficient fuel delivery.

Cons:

1. Cost: The FI1634 fuel pump is more expensive than the stock pump. While the performance benefits may justify the cost for some, others may find it to be a significant investment.

2. Noise: Some users have reported that the fuel pump generates more noise than the stock pump, especially during acceleration. This can be attributed to the increased fuel flow and pressure.

3. Compatibility: This fuel pump is designed for use with gasoline engines. If you have a diesel Pathfinder QX60, you will need to look for a different fuel pump.

In conclusion, the Spectra Performance FI1634 high-pressure fuel pump can provide significant performance benefits for the Nissan Pathfinder QX60, including increased fuel delivery, improved durability, and easy installation. However, it comes with some drawbacks such as higher cost, increased noise, and limited compatibility. Ultimately, the decision to purchase this fuel pump depends on your specific needs, budget, and performance goals. If you are looking to maximize the performance of your Pathfinder QX60 and are willing to invest in a high-quality fuel pump, then the FI1634 may be a worthwhile investment. If, however, you are looking for a more cost-effective solution or are not interested in significant performance gains, then you may want to consider other options.

Details:

Type: Direct Injection High Pressure Fuel Pump. SHIPPING INFORMATION: This ships via standard shipping. For example, if it states with fog lamps, this means your vehicle must be equipped lamps. Manufacturer Part Number: FI1634.

Spectra Direct Injection High Pressure Fuel Pump for Pathfinder, QX60 FI1634, Fitment Chart:: Years: Make: model: Liters: Cylinders: 2017 -2020INFINITIQX603.5LV6, 2017 -2022NissanPathfinder3.5LV6. This does not mean that fog lamps are included.

specifications pumpunite:

  • for models: Qx60, Pathfinder
  • brand: Spectra
  • manufacturer part number: FI1634
  • product type: Factory Replacement
  • type: Direct Injection High Pressure Fuel Pump
  • inlet outside diameter: 7.89
  • grade type: Standard Replacement
  • connector shape: Rectangle
  • gasket or seal included: No
  • housing material: Steel
  • connector gender: Female
  • terminal gender: Male
  • housing color: Grey
  • inlet type: Quick Connect
  • outlet type: Threaded
  • in tank or external: External
  • mounting type: Bolted
  • pump type: Mechanical
  • interchange part number: 166306KA0B 166306KA1B GDP733 PGD623
  • all interchanges: 166306ka0b, 166306ka1b, Gdp733, Pgd623

shipping pumpunite:

  • class: Standard
  • transit: 3-6 Days
  • type: Fixed
  • service: Standard
  • cost: $0.00

general pumpunite:

  • condition: New
  • Car Truck Parts Accessories > Air Fuel Delivery > Fuel Pumps Sending Units

offer pumpunite:

  • options: Ship-to-home
  • sold: 0
  • started: April 5, 2026
  • quantity: 1
  • availability: In Stock

seller pumpunite:

  • rating: 99.7%
  • # reviews: 62053
  • city: USA

payments pumpunite:

  • wallet: Paypal
  • other
  • credit card: Visa

returns pumpunite:

  • time: 60 Days
  • paid by: Seller
  • policy: Returns Accepted
for models: qx60, pathfinder, product type: factory replacement, type: direct injection high pressure fuel pump, inlet outside diameter: 7.89, grade type: standard replacement, connector shape: rectangle, gasket or seal included: no, housing material: steel, connector gender: female, terminal gender: male, housing color: grey, inlet type: quick connect, outlet type: threaded, in tank or external: external, mounting type: bolted, pump type: mechanical, all interchanges: 166306ka0b, 166306ka1b, gdp733, pgd623,
category: auto parts > car truck parts accessories > air fuel delivery > fuel pumps sending units, sku: 14352295688414853,

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