SX-EC3Z NATIONAL Front Oil Pump Repair Sleeve Gy K3500

Review NATIONAL Front Oil Pump Repair Sleeve For Chevrolet Gy for CHEVROLET K3500 1988–1990

Introducing the National SX-EC3Z Front Oil Pump Repair Sleeve, specifically designed for the 1988-1990 Chevrolet K3500 GY series. This repair sleeve is an essential component for those looking to fix issues with their front oil pump without having to replace the entire assembly.

The SX-EC3Z sleeve is engineered using high-quality materials that ensure a perfect fit and reliable performance. Made from a durable, heat-resistant composite material, this sleeve can withstand the extreme temperatures and pressures of your vehicle's engine. It is designed to slide over the old, worn-out sleeve on your front oil pump, providing a new, leak-free seal that ensures efficient oil flow to the engine.

Installing the National SX-EC3Z Front Oil Pump Repair Sleeve is a straightforward process. Simply remove the old sleeve from the pump housing, clean the area, and slide the new sleeve into place. No need for any special tools or extensive mechanical knowledge.

This repair sleeve is an excellent alternative to a complete front oil pump replacement, which can be a costly and time-consuming endeavor. By using the National SX-EC3Z Front Oil Pump Repair Sleeve, you can save money and get your vehicle back on the road in no time.

In summary, the National SX-EC3Z Front Oil Pump Repair Sleeve is a high-quality, cost-effective solution for repairing worn-out front oil pump sleeves on 1988-1990 Chevrolet K3500 GY series vehicles. Made from durable, heat-resistant materials, this repair sleeve provides a new, leak-free seal, ensuring efficient oil flow to the engine. The installation process is straightforward and does not require any special tools or mechanical expertise.

Pros and Cons of Buying a National SX-EC3Z Front Oil Pump Repair Sleeve for 1988-1990 Chevrolet K3500 GMC Yukon

The National SX-EC3Z Front Oil Pump Repair Sleeve is a popular aftermarket solution for repairing or replacing worn-out oil pump housing in 1988-1990 Chevrolet K3500 GMC Yukon vehicles. This part is designed to provide a cost-effective solution for those looking to avoid the high cost of an OEM oil pump or engine block replacement. In this article, we will discuss the pros and cons of buying and installing this repair sleeve.

1. Cost-effective: The National SX-EC3Z Front Oil Pump Repair Sleeve is significantly less expensive than an OEM oil pump or engine block replacement, making it an attractive option for budget-conscious vehicle owners.

2. Easy installation: The repair sleeve can be installed in a relatively short time and does not require any major engine disassembly. This saves time and labor costs compared to a full oil pump or engine block replacement.

3. Durable: The National SX-EC3Z Front Oil Pump Repair Sleeve is made from high-quality materials and is designed to provide long-lasting performance. The sleeve is designed to withstand the high temperatures and pressures of the engine oil system.

4. Reliable: The repair sleeve has been tested and proven to provide reliable performance in a variety of applications. It is specifically designed for use in 1988-1990 Chevrolet K3500 GMC Yukon vehicles, ensuring a proper fit and function.

5. Reduces the need for future repairs: By repairing the damaged oil pump housing, the National SX-EC3Z Front Oil Pump Repair Sleeve can help reduce the need for future repairs or replacements.

1. Not a permanent solution: While the National SX-EC3Z Front Oil Pump Repair Sleeve is a cost-effective solution for repairing damaged oil pump housing, it is not a permanent solution. The sleeve may need to be replaced at some point in the future if the damage is severe or if the vehicle experiences high mileage.

2. Requires some level of mechanical skill: While the installation process is relatively straightforward, some level of mechanical skill is required to properly install the repair sleeve. Vehicle owners who are not confident in their abilities may want to consider hiring a professional mechanic to perform the installation.

3. May not be covered by warranties: Depending on the specific terms of the warranty provided by the vehicle manufacturer or the aftermarket parts supplier, the National SX-EC3Z Front Oil Pump Repair Sleeve may not be covered under any existing warranties.

4. Potential for leaks: As with any repair or replacement involving engine components, there is a risk of oil leaks when installing the National SX-EC3Z Front Oil Pump Repair Sleeve. Proper installation and sealing techniques are essential to minimize this risk.

The National SX-EC3Z Front Oil Pump Repair Sleeve is a cost-effective and reliable solution for repairing damaged oil pump housing in 1988-1990 Chevrolet K3500 GMC Yukon vehicles. While there are some potential drawbacks, such as the need for mechanical skill and the possibility of leaks, the benefits of this repair sleeve far outweigh the cons. For budget-conscious vehicle owners looking to extend the life of their engine, the National SX-EC3Z Front Oil Pump Repair Sleeve is an excellent choice.

If you own a 1988-1990 Chevrolet K3500 GMC Yukon and are experiencing issues with your oil pump housing, consider investing in the National SX-EC3Z Front Oil Pump Repair Sleeve. This cost-effective and reliable repair solution can help save you time, money, and the hassle of a full oil pump or engine block replacement. However, be sure to follow proper installation procedures and take the necessary precautions to minimize the risk of leaks.

Details:

National front oil pump repair sleeve for 1988 - 1990 Chevrolet K3500 gy: status: in stock.

specifications differentialsdepo:

• for models: K3500
• for makes: Chevrolet
• for years: 1988–1990
• brand: National
• mpn: Sx-ec3z
• placement on vehicle: Transmission Hardware Fasteners Fittings
• type: Automatic Transmission Oil Pump Repair Sleeve
• item length: 2.190
• manufacturer warranty: 1 Year
• ipn: C143 15-20
• compatible year: 1990 1989 1988
• core charge: Free No Core Charge
• position: Front
• fitment type: Direct Replacement
• bundle description: 1 Pc National Oil Pump Repair Sleeve

seller differentialsdepo:

• rating: 99.5%
• city: indianapolis, indiana
• # reviews: 630320

offer differentialsdepo:

• availability: in stock
• in stock #: 1
• options: ship-to-home
• price: $36.40
• item condition: New
• started: march 9, 2026
• sold #: 8

returns differentialsdepo:

• time: 30 days
• paid by: seller
• policy: returns accepted

payments differentialsdepo:

• other
• wallet: google-pay
• credit card: visa

general differentialsdepo:

• category: Auto Parts > Transmission Drivetrain > Differentials, Assemblies > Additional

shipping differentialsdepo:

• service: standard, expedited
• class: standard, expedited
• transit: 2-5 days
• type: fixed