How To Remove Stuck Spark Plug Boot – 2024

When you have the time to change your spark plugs and you encounter a stubborn, jammed spark plug boot, frustration can rapidly set in. We’ve all been there: clutching the boot hard, twisting and straining with all our strength, only to find it’s not moving an inch. But don’t be alarmed! In this detailed instruction on how to remove stuck spark plug boot, we’ll provide you with the skills and strategies you’ll need to complete this difficult procedure. Whether you’re a seasoned technician or a do-it-yourself enthusiast, be ready to uncover the techniques that will loosen even the most obstinate of boots and have your engine humming smoothly once more.

Tools To Remove Stuck Spark Plug Boot

Here are the tools you need to remove the stuck spark plug boot

1. Long-nose pliers
2. Spark plug boot puller
3. Spark plug socket and ratchet
4. Penetrating oil
5. Heat gun or torch
6. Wire brush (optional)
7. Rubber mallet (optional)

Dielectric grease can be a beneficial opportunity for people who decide upon an extra hands-on approach. This sort of grease lubricates electrical connections while additionally protecting them from corrosion. Applying a tiny amount of lubricant to the inner of the spark plug boot reduces friction and makes removal less complicated when it becomes caught.

How To Remove Stuck Spark Plug Boot -5 Methods

Are you tired of attempting to remove a clogged spark plug boot? Don’t be concerned; you’re not alone. It’s a typical issue for many automobile owners, and it can be quite annoying. But don’t worry, since we’ll show you five practical techniques to remove a stubborn spark plug boot. These tactics will come in useful whether you’re a vehicle enthusiast or just trying to save money on repairs. So let’s get started and figure out how to solve this vexing problem once and for all!

Method 1: Using a silicone spray lubricant

Start by clearing the location around the boot of any particles or dust that can be there. Use a touch amount of the silicone spray next, being certain to coat all surfaces outside and inside the boot. Allow the lubricant to permeate and release any caught places by letting it sit down for a couple of minutes.

Next, apply light stress to the boot whilst gently twisting and pulling it. The silicone spray will facilitate the boot’s removal without creating rips or harm. Always continue cautiously and lightly while trying to do away with a jammed spark plug boot because using an excessive amount of force can bring about high-priced damage.

Related:- How to apply spark plug boot protector

Method 2: Applying heat or boiling water

Offering warmth may be completed quickly and hygienically using a propane torch. It normally works if the boot is heated gently for ten to fifteen seconds. Steer clear of overheating and negative adjoining additives due to the fact this may cause similar troubles. Boiling water is a further technique.

The spark plug boot needs to be placed in a saucepan of boiling water and left there for a couple of minutes. With freshwater acting as a useful resource, the dust or buildup softens and becomes less difficult to take away without inflicting any damage. In this case, it’s important to work out patience and watch for the warmth to work its magic before trying to put off the boot.

Related:- How To Remove Stuck Spark Plug Wires?

Method 3: Utilizing a spark plug boot puller

Make sure the engine is cool before attempting to remove the boots when utilizing a spark plug boot puller.

Simply place the boot puller’s jaws into the gap between the boot and ignition coil or distributor after the engine has had a chance to cool down. To remove the boot, carefully twist and squeeze the tool’s handles to secure them to it.

One of the key benefits of employing a spark plug boot puller is that it lessens the chance of harm coming to the spark plug wire as well as the ignition coil or distributor.

Method 4: Using pliers and twisting motion

Start by securely grasping the boot with the pliers and gradually drawing outward while giving it a moderate twist. This twisting motion makes it simpler to remove the boot by breaking any seals or adhesives that may be keeping it in place.

One important piece of advice is to use moderate pressure when using pliers and twisting. If you put too much pressure on the boot, it could become damaged or perhaps entirely break off. Instead, choose a firm but controlled grip and progressively add more pressure as necessary until the boot starts to give.

Method 5: Tapping with a rubber mallet

Starting with small, controlled blows is crucial when tapping with a rubber mallet. If more power is required, do it gradually. Be careful not to hit too hard, though; doing so could shatter the boot totally or damage other parts.

You can help remove any grip between the boot and the spark plug by tapping in various directions all over the boot.

This Video will help you to understand better

Symptoms Of Stuck Spark Plug Boot

  • Difficulty starting the engine
  • Rough idling or vibration
  • Misfiring and decreased engine performance
  • Decreased fuel efficiency
  • Excessive exhaust smoke or unusual smell
  • Engine stalling or hesitation during acceleration
  • Removal of the spark plug boot is challenging
  • Visible damage or wear on the spark plug boot


Although getting rid of a stuck spark plug boot may seem tough, it’s far clearly quite smooth to accomplish with the proper system and methods. You might also remove the clogged spark plug boot from your vehicle safely by way of the use of the methods outlined in this newsletter, which encompass using rubber mallets, pliers, and penetrating oil. You have to work with caution and persistence whilst utilizing this method to be able to keep away from injuries. Do no longer hesitate to invite an expert to any queries you can have. The guide in your vehicle incorporates whole instructions properly. Consider these helpful recommendations to handle a blocked spark plug boot and maintain easy operation of your car.


1. How to dispose of spark plug wires that are caught?

Grab the wires with your hand, and pull by way of twisting them slowly. You can also use any lubricant or car wax to do away with the plug wires.

2. Is WD40 appropriate for doing away with plug wires and boots?

WD40 works amazingly for eliminating stuck plug boots and plug wires. But you can also use different lubricants as in step with your options.

3. How to keep spark plug boots from sticking?

Using any dielectric grease can be a method to keep the plug boots from sticking.

4. Is it necessary to update the plug boots?

If you want a breakdown of the plug boots, changing them is necessary because they can cause damage to the engine.

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