How To Cap Brake Lines?

How To Cap Brake Lines? (2 Expert Recommended Methods)

Imagine trying to stop your car without brakes—it’s like driving on a tightrope without a safety net. Sounds impossible, right?

 A reliable braking system isn’t just important; it’s a matter of life and death.

As the brake is essential, maintaining it is also a basic need for your car. 

Fluids are used in brakes to function properly. And they are crucial to keep the system in a good run. So, to prevent the fluids from leaking out from the braking system, it is a must to use a cap on the brake lines.

That’s why it’s so essential for you to know how to cap brake lines properly. 

In this article, we will show you how to cap brake lines step by step, and then you will be able to finish it with ease.

What is a cap?

What is a cap On Brake Lines? What does it do?

 Cap sounds like, as the word it is, it’s basically a protective layer for brake fluid.

A brake cap serves as a protective cover for the brake fluid in a vehicle’s braking system. The braking system uses fluid to have a smooth working condition of the brake, which helps to prevent too much friction and have a smooth and fast braking system.

That’s why we need a good protection system to properly utilize these fluids. By using a cap, we can prevent the fluid from leaking. Let’s know more about the Cap for brake lines.

 Types of cap

There are two types of caps.

  • Plastic 
  • Metal

Generally, in the past, plastic was used radically in brake lines. That’s why plastic caps are usually found on older cars.

On the other hand, metal caps are a comparatively new approach, and metal caps are more common on newer vehicles. The working pattern also differs in cap type. Metal brake line caps are made of brass or aluminium and pinned into place. Plastic caps are usually pushed in or held in place with the help of a retaining clip.

See Also:

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What is brake boosting?

Why do we need to cap the brake lines? 

 Capping the brake line is very important. The cap prevents the fluid from leaking out. And if the fluid leaks out, it will cause many problems.

First, it will cause the brake to fail. Sometimes it also leads to rust and corrosion in the braking system.

It doesn’t end here; If the fluid leaks out, it causes problems to the other braking parts, Which can cause huge damage to the braking system.

How To Cap Brake Lines : Easy Steps To Follow

 There are two types of caps. And each one needs different ways to be placed.

Using Plastic caps For Brake Lines

 If you have an old car that comes with a plastic cap, then you need to follow all these steps:

Step 1: First, identify the brake line you want to cap. It is usually located near the brake calliper or the brake master cylinder.

Step 2: If you want to add a plastic cap, first, be sure your car has a plastic cap on the brake line. For this process, look if there has a retaining clip holding it in place. If it’s a yes, then it’s definitely a plastic cap. 

Step 3: Flathead screwdriver can release the pressure on the cap and make it easier to remove. Use a flathead screwdriver to remove the retaining clip.

Step 4: Pull the cap off the brake line. 

Step 5: Attach a new cap right in place and push it down in the right place. You must make sure that the retaining clip is in place; otherwise, it will come off.

Step 6: Test the cap to make sure it’s secure. Pull it gently. If it comes off, then try to place the cap again.

Metal Cap

Metal Cap

Step 1: First, know your car’s metal cap size. Then purchase a metal cap the same diameter as your brake line, and most auto parts stores sell them.

Step 2: Place the metal cap over the end of the brake line, and it should fit smoothly. 

Step 3: You need a hammer for this step. Gently tap the metal cap using a hammer until it is added against the brake line. Be careful and don’t do any damage. 

Step 4: Trim off any excess metal using a knife. 

Step 5: Make sure your cap is attacked correctly. 

Step 6: Your brake line is now fully protected. If you need to remove it again, use a hammer and tap it off.

 The capping brake line is an effortless task that anyone can do, and it doesn’t require any professional skill. By following these steps, anyone can be a pro with a bit of time.

Some precautions while installing caps to brake lines

Some precautions while installing caps to brake lines

 Now you know how to add a cap to your car’s brake line. But we all are human beings, and we make mistakes. So If you keep some facts in your mind, it will help you prevent big mistakes and increase your efficiency. 

Some common mistake includes the following:

  • Not Tightening enough can make your cap lose. And gradually, it will cause brake fluid to leak out.
  • Tightening too much is also bad for your brake, and it may not cause any problems now. But in the future, removing the cap will be difficult, and it can also damage the threads on the brake caliper. 
  • Not using the proper size cap can spoil the intention of using it, meaning that your brake fluid can leak out. So be careful about the cap size.
  • Sometimes people use excessive pressure while adding a cap to the brake line, which can damage the brake system.

Tips for Maintaining the Condition of Your Brakes and Brake Fluid

Some tips you can follow for installing caps to brake

Here are some tips to follow so that it increases your efficiency

  • Check your brake fluid level regularly to know what is wrong with your car.
  • Clean your brake fluid every two years to get rid of any moisture that can be locked.
  • Check your brake regularly and find out if there is any air entered into the system.
  • Sometimes your brakes can make weird noises. If you hear your brake makes any noise, Perform a check up by a professional as soon as possible. 
  • It’s very important to check your car often. It will keep your vehicle in better condition, and your car’s life duration will expand. 
  • If you are going to have a heavy brake, then first build up the speed limit. Don’t take a brake all of a sudden, and this practice will harm your car’s condition. 

If you follow these tips, you can keep your car in better condition. 

Conclusion 

The capping brake line is very accessible to everyone. And after reading this article, you are now a master of this. It’s a very easy also practical way of protecting your car brake from debris and corrosion. Now after reading the post, you know how To Cap Brake Lines

Just be confident and follow these instructions mentioned above step by step. We hope this guide will help you cap your car brake line.

{ Note: All this information is my personal experience and research}

Reference: gigawheels.com, rennlist.com, corvetteforum.com, autopickles.com, therangerstation.com, grassrootsmotorsports.com

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