1. Used Automotive Fuel Pumps & Sending Units Offers
  2. sku: 10022410986083721
  3. TYC SX-8426

TYC SX-8426 Electric Fuel Air Pump Gb 5.7L 7.4L V8

fits model: R3500. make: Chevrolet. year: 1989–1991.

Sx-8426 Tyc Electric Fuel Pump For 1989-1991 Chevrolet R3500 5.7l 7.4l V8 Air Gb

( Brand: Tyc ), ( Type: Electric Fuel Pump ), ( Manufacturer Part Number: SX-8426 ), ( Manufacturer Warranty: Lifetime ), ( Ipn: C374 13-19 ), ( Placement On Vehicle: Air Fuel Delivery Fuel Pumps ), ( Compatible Year: 1991 1990 1989 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Tyc Electric Fuel Pump )

Review TYC Electric Fuel Pump Chevrolet 5.7l 7.4l V8 Air Gb fits R3500 1989–1991

The Tyc SX-8426 electric fuel pump is an excellent replacement option for the electric fuel pump on 1989-1991 Chevrolet R3500 vehicles equipped with the 5.7L or 7.4L V8 engine and an air-conditioned (GB) system. This fuel pump is specifically designed to provide reliable and efficient fuel delivery to the engine, ensuring optimal performance and fuel economy.

The Tyc SX-8426 fuel pump is an electric in-tank design, meaning it is located inside the fuel tank and is powered by the vehicle's electrical system. It features a robust and durable construction, with a cast aluminum housing that resists corrosion and a high-quality impeller that delivers fuel with minimal pressure drop.

This fuel pump comes with a wiring harness that connects to the vehicle's electrical system, making installation straightforward and hassle-free. The harness includes all necessary connectors and terminals, and the pump is designed to fit securely in the fuel tank, ensuring a leak-free installation.

One of the key advantages of the Tyc SX-8426 fuel pump is its quiet operation. Unlike some aftermarket pumps, this pump runs quietly, with minimal noise levels that will not disturb the driver or passengers. It also comes with a built-in thermal relief valve that helps prevent fuel from boiling during hot operating conditions, ensuring the pump operates efficiently and reliably.

The Tyc SX-8426 fuel pump is a direct replacement for the original equipment (OE) fuel pump, meaning it offers a perfect fit and function. It is also backed by a 12-month warranty, giving customers peace of mind and confidence in their purchase. This warranty covers defects in materials and workmanship, and the company offers excellent customer service and support.

In summary, the Tyc SX-8426 electric fuel pump is a high-quality and reliable replacement option for the fuel pump on 1989-1991 Chevrolet R3500 vehicles with the 5.7L or 7.4L V8 engine and an air-conditioned system. Its durable construction, quiet operation, and easy installation make it an excellent choice for those seeking to maintain the performance and fuel efficiency of their vehicle.

The Tyler Automotive TYC SX-8426 electric fuel pump is a popular choice among vehicle owners for their older Chevrolet R3500 models with the 5.7L and 7.4L V8 engines. This fuel pump offers several advantages and disadvantages that can help you make an informed decision about your purchase.

Advantages:

1. Easy Installation: The TYC SX-8426 fuel pump is an external fuel pump, which makes for a relatively straightforward installation process compared to the original OEM fuel pump. No major modifications are required, and the included wiring harness simplifies the process.

2. Improved Performance: Upgrading to an electric fuel pump can lead to increased fuel delivery, resulting in improved engine performance and smoother idling. This is particularly beneficial for older engines that may have worn fuel pumps or clogged fuel lines.

3. Durability: Electric fuel pumps, like the TYC SX-8426, generally have a longer lifespan compared to their OEM counterparts due to the absence of mechanical components that are prone to wearing out.

4. Cost-Effective: In the long run, the TYC SX-8426 fuel pump can save you money by reducing the frequency of fuel pump replacements and potential repair costs.

Disadvantages:

1. Cost: While the TYC SX-8426 fuel pump offers long-term cost savings, the initial investment for the aftermarket part can be more expensive than a stock fuel pump.

2. External Installation: The external installation of the electric fuel pump may require additional precautions to prevent damage from road debris or exposure to the elements.

3. Potential Compatibility Issues: Ensure the TYC SX-8426 fuel pump is compatible with your specific 1989-1991 Chevrolet R3500 model and engine size (5.7L or 7.4L) before making a purchase.

Conclusion:

The TYC SX-8426 electric fuel pump presents a viable option for those seeking to enhance the performance and durability of their older Chevrolet R3500 models with the 5.7L and 7.4L V8 engines. Although there are some disadvantages, such as the initial cost and external installation, the long-term cost savings, improved performance, and increased durability make it a worthwhile investment for many vehicle owners.

Recommendation:

If you're looking to upgrade your fuel system for your 1989-1991 Chevrolet R3500 with a 5.7L or 7.4L V8 engine, the TYC SX-8426 electric fuel pump can be a solid choice. Be sure to verify compatibility, consider the advantages and disadvantages, and weigh the potential costs before making your decision.

Details:

TYC Electric Fuel Pump for 1989 - 1991 Chevrolet R3500 5.7L 7.4L V8 Air gb: Status: In Stock.

part #: sx8426 prices

  • $29.92-$110.83

specifications pumpunite:

  • for models: R3500
  • for makes: Chevrolet
  • for years: 1989-1991
  • brand: Tyc
  • type: Electric Fuel Pump
  • manufacturer part number: SX-8426
  • manufacturer warranty: Lifetime
  • interchange part number: C374 13-19
  • placement on vehicle: Air Fuel Delivery Fuel Pumps
  • compatible year: 1991 1990 1989
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Tyc Electric Fuel Pump

payments pumpunite:

  • wallet: Paypal
  • other
  • credit card: Diners-club

returns pumpunite:

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

general pumpunite:

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

offer pumpunite:

  • availability: In Stock
  • sold: 0
  • quantity: 1
  • options: Ship-to-home
  • started: September 18, 2025

seller pumpunite:

  • # reviews: 570412
  • city: Indianapolis, Indiana
  • rating: 98.8%

shipping pumpunite:

  • service: Standard, Expedited
  • cost: $0.00
  • transit: 2-5 Days
  • class: Standard, Expedited
  • type: Fixed
for models: r3500, for makes: chevrolet, for years: 1989-1991, type: electric fuel pump, manufacturer warranty: lifetime, placement on vehicle: air fuel delivery fuel pumps, compatible year: 1991 1990 1989, core charge: free no core charge, fitment type: direct replacement, bundle description: 1 pc genuine tyc electric fuel pump,
category: auto parts > car truck parts accessories > air fuel delivery > fuel pumps sending units, sku: 10022410986083721,

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