Engine oil stop leak additives represent a fast and budget-friendly method of fixing a minor oil leakage situation for any car owner. The substances contained in these agents soften and revitalise the already hardened oil leak sealer and gaskets, thus helping to slow or stop small oil leakages without the necessity of an expensive workshop.
Essentially, these products are a means of mending old leaks and can only be regarded as a temporary solution until you can arrange a proper mechanical inspection. In our post, we talk about the top Australian local brands of engine oil stop leak products and the proper usage instructions, as well as security measures to ensure your engine stays safe.
Engine Oil Stop Leak – What Is It?
An engine oil leak solution is the fastest and cheapest way to fix an engine oil leak, but the results from sealing with old or hard. The method involves the seals being softened so that they can close tiny openings, and oil leakage is stopped.
It is a temporary solution and is only effective in the case of a small leak. In case the leak persists, it is advisable to have a car serviced at a professional engine repair services in Perth in order to avoid serious engine damage.
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Top Engine Oil Stop Leak Products In Australia
1] Bar’s Leaks
Bar’s leak engine oil stop leak is a product that changes the properties of the sealing elements in the engine by softening old and hard ones. Thus, the result can be seen after a few days of driving. It is a slight, budget-friendly solution for a short period of time to an engine oil leak repair; however, the situation cannot be improved if the engine is severely damaged or there are heavy leaks.
2] Nulon
Nulon engine oil stop leak is a product that can bond with a smooth agent to your vehicle’s seals and gaskets so they become tightly sealed again. Generally, one bottle is added, and the work is underway after a brief journey.
It is an easy and cheap oil leak repair tool for slow leaks and slight oil emissions; thus, it may be a handy temporary fix for engine oil leaks.
3] Bluedevil
Blue Devil Engine Oil Stop Leak is an easy-to-use leak stop oil additive that supports the cessation of small oil leaks by moisturizing and renewing matted rubber seals and gaskets.
Normally, one bottle serves 4-6 liters of oil, and the result can be seen after the car is driven for a short time.
It serves as a temporary Stop leak oil engine for slow leaks; however, it won’t help with the situation of your major engine is heavily leaking.
4] Lucas
Lucas Engine Oil Stop Leak is an easy-to-use additive that is made to stop small oil leaks by softening and restoring the sealing and gaskets of the engine. The product is compatible with all types of motor oil, such as petrol and diesel engines; thus, it is safe for most cars.
Just put a bottle in your engine, go for a short drive, and the solution comes through the engine and seals to swell slightly so that the small gaps are closed.
5] Wynn’s
Wynn’s engine oil stop leak is what you can use in a very quick and easy manner to slow your small auto care services when you don’t have the time to go and take the engine apart. In fact, the product works by simply reconditioning the seals that are already old and hard.
After it is added, it becomes active during your drive. In this way, it is a very clever and affordable way of temporarily fixing a leaking engine oil situation, but it should not be used for serious leaks or if you have broken engine parts.
How To Use Engine Oil Stop Leak (Step-By-Step)
- Confirm the oil level and ensure that the leak is from the engine oil.
- Heat the engine for a few minutes, which allows the oil to flow smoothly.
- Mix the stop-leak additive with the engine oil (be sure to use only the recommended amount).
- Start the engine and let it run at a low speed for a few minutes.
- Continue driving as usual for a few days in order for the product to take full effect.
Safety Tips Before Using Engine Oil Stop Leak

- Make sure that the leak is from engine oil and not from the coolant or the transmission fluid.
- They should only be used to treat small and slow leaks, definitely not for major or fast oil losses.
- Always check your oil level first so that you don’t end up overfilling it after adding the product.
- It is very important that you follow the exact dosage that is written on the bottle; never add extra.
- It is best to add the product to warm engine oil so that the formula mixes completely and properly.
- After adding the product, drive as you normally would so that the additive can circulate and do its work.
- In case of skin and eye contact, avoid it as much as possible; in case of spills, clean them immediately.
- Keep an eye on the leak for several days after using the product in order to see the actual results.
- Go to a mechanic if the leak is not stopping because additives are only temporary solutions.
Conclusion
Oil leaks might seem like a minor problem initially, but if the leaks are ignored, they may result in a costly car engine repair, reduced performance, and engine failure. This is the reason why a large number of drivers choose engine oil stop leak solutions to get a quick and cheap relief from minor oil leaks. If you need a speedy fix of an engine oil leak fix, a reliable leak-stop oil additive, or just want to prevent an emergency visit to a car servicing Perth.
We outline the top engine oil stop leak products that you can purchase in Australia in this blog. We also explain their working mechanism, how to use them safely, and when it is the right moment to get professional engine diagnostic services instead of using temporary fixes.
Also Read: How Do You Clean an Engine Bay?
FAQs
1] What Is The Best Product To Stop Engine Oil Leaks?
Answer 1:
The best engine oil stop leak is a matter of your leak size and engine type; however, minor leaks that come from trusted brands such as Bar’s Leaks, Nulon, and Lucas are able to work well. If the leak is still there, it is a good idea to locate an auto repair shop Perth and have a proper inspection done.
2] Is Engine Oil Stop Leak Good For Your Car?
Answer 2:
Yes, it is safe for small leaks and will help you temporarily close a worn gasket to avoid an urgent car engine repair. Nevertheless, if the leak keeps happening, a proper auto engine diagnostics check is definitely the wiser choice.
3] Is Lucas Stop Leak Bad for the Engine?
Answer 3:
No, Lucas is safe when used correctly and within the recommended limit for minor leaks. However, for elderly or high-performance vehicles, it is better to seek advice from a car engine mechanic Perth.
4] How Long Does Engine Oil Stop Leak Work?
Answer 4:
In general, stop-leak additives accomplish their mission within a few days of driving and can be effective for several weeks or months. When the situation with oil loss repeats, it is better to go to a car service shop or a Car service station without delay.
5] How Many Bottles Of Stop Leak Should I Use?
Answer 5:
Most of the time, one bottle contains enough material for 4 to 6 liters of engine oil; there is no need to work faster if more is used, and the engine may be harmed. If you are not sure, a mobile car inspection can quickly help you avoid dosing mistakes and the resulting damage.