Twin Cylinder Air Compressor Pump Rebuild Kit: Everything You Need To Know In 2023

Upgrade 175 Psi 5.5HP Twin Cylinder Air Compressor Pump Head 21 CFM
Upgrade 175 Psi 5.5HP Twin Cylinder Air Compressor Pump Head 21 CFM from


Welcome to our comprehensive guide on twin cylinder air compressor pump rebuild kits. If you own a twin cylinder air compressor, you may eventually need to rebuild the pump to ensure optimal performance. In this article, we will discuss what a rebuild kit is, why you might need one, and how to choose the right kit for your compressor. Let’s dive in!

What is a Twin Cylinder Air Compressor Pump Rebuild Kit?

A twin cylinder air compressor pump rebuild kit is a package that contains all the necessary components to restore the functionality and efficiency of your twin cylinder air compressor pump. It typically includes piston rings, gaskets, valves, bearings, and other essential parts that may wear out over time. By using a rebuild kit, you can save money by replacing only the worn-out components instead of buying a brand new pump.

Why Do You Need a Rebuild Kit?

Over time, the components of your air compressor pump may wear out due to regular use, temperature changes, and exposure to dust and debris. This can lead to decreased performance, increased noise, and even complete failure of the pump. A rebuild kit allows you to replace the worn-out parts and restore the pump’s functionality, saving you from the cost of buying a new pump.

Choosing the Right Rebuild Kit

When selecting a twin cylinder air compressor pump rebuild kit, there are a few factors to consider:

1. Compatibility

Ensure that the kit you choose is compatible with your specific twin cylinder air compressor model. Check the manufacturer’s specifications or consult with a professional if you are unsure.

2. Quality

Opt for high-quality components to ensure the longevity and reliability of your rebuilt pump. Look for reputable brands and read customer reviews to gauge the kit’s quality.

3. Contents

Review the contents of the rebuild kit to ensure it includes all the necessary components for a comprehensive rebuild. This typically includes piston rings, gaskets, valves, bearings, and seals, among others.

4. Price

Compare prices from different suppliers to find the best value for your money. However, remember that quality should be prioritized over the cheapest option.

How to Rebuild Your Twin Cylinder Air Compressor Pump

While rebuilding an air compressor pump may seem daunting, it is a relatively straightforward process. Here’s a step-by-step guide:

1. Safety First

Before starting any work, ensure that your air compressor is turned off and disconnected from the power source. Release any remaining pressure by opening the drain valve.

2. Disassembly

Remove the pump from the compressor and carefully disassemble it, following the manufacturer’s instructions. Take note of the order and orientation of the components.

3. Inspection

Thoroughly inspect each component for signs of wear, damage, or corrosion. Replace any damaged parts with the new ones from the rebuild kit.

4. Reassembly

Reassemble the pump in the reverse order of disassembly, ensuring that all components are properly aligned and tightened according to the manufacturer’s specifications.

5. Testing

Once reassembled, reconnect the pump to the compressor and test its functionality. Check for any leaks, unusual noises, or other issues. Make any necessary adjustments or replacements.


A twin cylinder air compressor pump rebuild kit can be a cost-effective solution to restore the performance of your air compressor. By choosing the right kit and following the proper rebuilding process, you can extend the lifespan of your compressor pump and save money in the long run. Remember to prioritize safety and quality throughout the rebuilding process. Happy compressing!