How to protect spark plug wires from manifolds (tips)
Content
By the end of this article, you will be able to secure the spark plug wires from the manifold.
As a car owner, you may have felt angry when you saw your car's spark plug wire smoking from the engine manifold. This is a bad situation and hiring professionals to fix it is very expensive. Learning spark plug protection skills will help you mitigate the problem and reduce your costs.
We will look at the details below.
Reasons for burning spark plug wires from manifolds
To solve this problem, we must first understand why spark plug wires ignite or melt from engine connectors.
Engine manifolds are an auxiliary component that allows the engine to quickly release exhaust gases from the cylinder. Because the exhaust gas is hot, the engine head heats up in cycles.
The spark plug and related connections are located near the head. It is almost always located next to the spark plug wires. It usually transfers heat to the spark plug wire when it gets hot. This is how they burn or melt on contact for an extended period of time.
The effect of burning and melting spark plug wires
As you know, the spark plug is responsible for starting the engine and generating the first spark.
If its wiring is violated, the ignition process is disrupted. Since there are no electrical sparks in the engine's combustion chamber, it burns less gasoline, which reduces its efficiency.
How to protect spark plug wires from manifolds
The last thing you want is for your spark plug wire to be damaged by a header.
If you have the money, your best bet is to buy spark plug wire heat shields, shrouds, or covers. There are other inexpensive alternatives, such as sealing plastic caps or using zip ties.
1. Insulating boots
The insulating boots are spherical and are installed between the cylinder heads of the spark plug wires. They are affordable yet effective as they can withstand temperatures up to 650°C (1200°F).
They reflect heat away from the spark plug wires and are made of thermal barrier materials.
They are designed with superior heat shield technology, one of the best methods for protecting spark plug wires.
2. Heat shields
They work in the same way as insulating boot guards, but are made up of different materials. They have ceramic insulation and stainless steel components.
They easily reflect heat, forming a thermal barrier capable of protecting spark plug wires from temperatures up to 980 degrees Celsius.
3. Insulating tape with a plastic cover
One electrical tape is not enough to protect the wires of the spark plugs from the strong heating of the engine manifold.
However, you can get creative and use plastic caps or similar insulating materials with enough separation around the wire. Although this is only a temporary treatment, it is the cheapest and provides sufficient protection if you have no other choice.
4. Boot sleeves
Boot grommets are made of heat-resistant polymers that slide over spark plug wires. In order for them to fit correctly, dialectical lubrication must be added.
It's more of a precaution. You will create an extra layer of protection and get the best results if you add boot sleeves, heat shields, insulating boots or boot protectors.
5. Fiberglass socks
It is another hard and heat resistant substance in many spark plug wire heat shields. They consist of heat-insulating silicone.
The flexibility of fiberglass socks is one of their advantages. You can use them as zip ties to keep them as far away from the engine manifold as possible. Fiberglass is strong enough to withstand the heat generated over a long distance.
6. Heat shields
Last but not least. They are comparable to insulating boot protectors but are made up of higher quality materials such as titanium, basalt, fiberglass and others that can provide maximum thermal protection.
For example, a lava fiber heat shield is made of titanium and can withstand temperatures up to 980°C (or 1800°F). They have a wicker construction that absorbs heat well.
Other solutions to protect spark plug wires from manifolds
Beyond direct heat resistance, there are other creative ways to protect spark plug wires from manifolds.
Lightning
Ties are another great option when it comes to the easiest way to separate cables.
These gadgets prevent the lines from coming into contact with hot surfaces. However, make sure the wires are secure and not frayed or damaged by mistake.
In addition, screeds are cheaper and more accessible than other equipment and procedures on this list.
Apply indent
You can use a thin cloth to slip it between the spark plug and manifold. This creates more space between them, allowing air to circulate, keeping the air in the room. It can also absorb a lot of heat.
Service
Regular maintenance of your car is a great strategy for preventing spark plug wires from catching fire.
It is important to periodically visit the repair shop and check the engine of your car. This check comprehensively examines all the components under the hood of your vehicle.
They can be corrected if the technician finds any growing problems during the inspection.
Avoid sharp debris
Wires are easily damaged if they are near sharp objects or connector edges. Any destroyed component from its environment will absorb heat.
If you find any damaged or frayed wires, replace them as soon as possible. Electrical tape will also help protect the cords from further damage.
Installing spark plug wire heat shields
Installing a heat shield is the most common source of misunderstanding for housewives regarding spark plug wiring. This may seem simple, but there are a few important considerations to keep in mind. Follow these simple steps to get it right.
Step 1 Heat Shield
First, make sure the heat shield you purchase contains eight or more heat shields. Most engines include at least eight spark plugs, if not more.
Step 2. Installation process
Allow the engine to cool before starting the installation process.
Step 3 Spark Plug Wires
After the engine has cooled down, inspect the cylinder head and gradually disconnect all spark plug wires.
Step 4. Boots in place
After disconnecting the wires, insert them inside the heat shields. Each heat shield has a ring around the edge. This is what keeps the boots in place.
Step 5: Use Dielectric Grease
Use dielectric grease if you are having trouble connecting the wires correctly. This allows them to enter freely.
Step 6: Replace spark plugs
Install the spark plugs in their original positions. Installation completed!
This should work for any spark plug wire setup, be it insulating booties, boot grommets, or even fiberglass socks.
What is the best isolation method?
You can be sure that using every insulation approach discussed is a great way to protect spark plug wires. If you have the resources it's not a bad idea, but it doesn't have to be. A more strategic approach is possible.
Try using a zip tie or fiberglass sock if you feel like your wires are being twisted and bent over the connector. It draws them away from the header, resulting in less thermal contact.
Again, for vehicles without insulating material on the wiring, a heat shield or insulating material should be used to protect the trunk.
It's not about doing more, it's about doing it more efficiently.
Using just one or two of the methods we discussed will keep your spark plug wires safe.
Summing up
Due to their location on the manifolds, spark plug wires can overheat.
It would be helpful if you did your best to protect them using appropriate measures. By following some of the tips we have given, you can ensure that your wires last longer, which will directly affect the condition of your vehicle. (2)
Also, arrange periodic maintenance checks with your chosen technician to determine how to keep your vehicle's performance in top shape.
Take a look at some of our articles below.
- How to test spark plug wires without a multimeter
- How long do spark plug wires last
- How to crimp spark plug wires
Recommendations
(1) strategic approach - https://www.techtarget.com/searchcio/
definition/strategic management
(2) car condition - https://www.investopedia.com/articles/
investment/090314/only-what-factors-value-of-your-used-car.asp
Video link