Lucas Oil Stop Leak Review

If you’re like most people, you probably don’t think about car repairs until there’s a problem. And by then, it’s usually too late. You end up paying more for the repair because the shop has to take apart your entire engine to find the leak. Lucas Oil Stop Leak is designed to seal leaks and prevent them from happening in the first place. In this Lucas Oil Stop Leak review, we’ll tell you how it works and why it might be a good idea to keep a bottle in your trunk.


Overview of Features


The Lucas Oil company makes some of the best oils available on the market for both your engine and your transmission. Lucas also manufactures a stop leak additive which you can add to almost any kind of oil to help prevent engine wear and tear caused by small seeps and leaks.

Lucas motor oil stop leak is a high-quality product that can be used by any car owner. It comes in a small bottle and has an oily substance. The liquid is reddish-brown in color, with the consistency of viscous oil. This formula helps seal leaks on engines found in cars and trucks, as well as other automotive applications such as gearboxes or transmissions.

The main benefit of Lucas Oil Stop Leak is that it can help seal leaks in your engine, and this will prevent further damage from occurring. The oil also helps to lubricate the moving parts of your engine, which keeps them running smoothly. This product not only does it stop any leaks that may be present, but also seems to improve the overall performance of the engine.

If you’re looking for an affordable way to help seal up any small leaks in your car’s engine, then Lucas Oil Stop Leak is a good option to consider. It’s available at most auto stores, and it’s easy to use – just pour some into a clean container and add it to your car’s oil.

This product also works great on older engines that have been leaking for quite some time. The Lucas Oil Stop Leak has been proven effective at stopping leaks in both high mileage vehicles and brand new ones with less than 50,000 miles on them!

Lucas Oil Stop Leak also comes in a handy spray bottle which is perfect for those quick little leaks that always seem to pop up when you’re least expecting them – just give the area a light spritz and you’ll be good to go.

Lucas Engine Oil Stop Leak is an all new formulation of Lucas additives and very specific base stocks designed to stop seal leaks in engines



  • Manufacturer: ‎‎Lucas Oil
  • Brand: ‎‎Lucas Oil
  • Ingredients: Petroleum distillates, paraffin wax, and Micro-crystalline Wax
  • Target area: Oil pan, rear main seals, transmission cases, power steering pumps, and racks


  •  Prevents and repairs oil leaks
  • Easy to use, just pour it in
  • Economical and effective
  • Safe on seals, gaskets, rubber o-rings, and plastic


  • Can be messy, make sure to use caution when applying
  • Not recommended for use in transmissions or engines that are already low on oil

Purchase link: Buy Lucas Oil Engine Oil Stop Leak at Amazon

What Customers Say?


The Lucas Oil Stop Leak is a powerful product that seals your car’s leaks. Customers have given it high marks for its ability to do the job well. One customer said, “I had a leak in my radiator and this stuff fixed it right up.” Another said, “This stop leak works great on small leaks or when you just don’t have time to take your car in for repair.”

It has also been found to be effective in preventing oil from seeping out of engines. As one customer put it, “I used this product as directed and not only did it stop the leak, but my engine runs much smoother now.” So if you’re looking for an easy way to fix those pesky leaks, the Lucas Oil Stop Leak is a great choice.

To use this product, simply pour it into your car’s radiator or engine and let it seal the leaks for you. It works best when used regularly and will help keep your vehicle in top shape so that you can drive with confidence knowing that everything under the hood of your car is where it should be!

You may check out this product of the Lucas oil stop leak to know about it better here – Lucas Oil Stop Leak Reviews.

Should I Use Lucas Oil  Stop Leak?


In this chapter, we will talk about the pros and cons of using a stop leak. We want to start by saying that there are many different brands on the market today so you should look for one that suits your needs. Some may be more effective than others depending on what type of leak it is. In addition, we recommend you do some research before buying any product because they all have their own set of pros and cons which could affect how well it works for an oil change or car repair job. You don’t want to waste money purchasing something that doesn’t work as advertised!

Before getting into our review let us first define “stop leak” products: These are additives designed specifically with engine oils in mind. They contain chemical compounds that react with certain types of metal corrosion (usually found in older cars) and form a seal so the engine doesn’t have any leaks. The problem is some manufacturers claim their product will work on all kinds of leaks, but this isn’t necessarily true because not every type has been tested yet!

We’ve done our best to provide you with an honest Lucas oil stop leak review here by covering both sides of the story so it’s up to you which path takes…

Pros: This product does exactly what it’s supposed to do – stopping oil leaks! It’s very easy too since there aren’t many steps involved like other brands out there where most people just throw these things into their engines without reading directions. All you have to do is pour it in and drive for a bit – that’s it! In addition, Lucas Oil Stop Leak has been reported by many users as being very affordable.

Cons: One thing we found while researching this product was that some people said it didn’t work on their cars. We’re not sure if this is because they used an ineffective type or just because different engines react differently to the sealant but it’s important to keep in mind before making your purchase. Secondly, since this product reacts with metal corrosion there could be possible side effects down the road if not used correctly. For example, using too much sealant could cause clogging in your engine and affect its performance. So make sure to follow the instructions on the bottle carefully!

Overall, we believe Lucas Oil Stop Leak is a great product that can save you time and money if used correctly. It’s affordable, easy to use, and has been reported as being effective by many users. Just keep in mind that it may not work for every car out there so do your research before buying!

How to Use


There is no hard and fast rule for using Lucas Oil Stop Leak. You can use it in any way you want depending on the kind of leaks your car has. For example, if you are worried about power steering fluid leaks, the best thing to do is add Lucas Oil Stop Leak to the fluid reservoir along with new oil before filling it up. This will allow them to mix properly when you start driving around town or wherever else you have headed off too!

For engine oil leaks, fill up a quart bottle of fresh motor oil at home instead of buying one from an auto shop (it’s much cheaper!). Add Lucas Oil Stop Leak two ounces per quart into this container as well as some used motor that wasn’t spilled while changing out old liquid (if you can find some lying around). Shake the bottle up good and then pour it all back into your engine.

Lucas Oil Stop Leak is also great for fixing radiator fluid leaks, but you’ll need to dilute it with water first. Simply mix one part Lucas Stop Leak with ten parts of water before pouring it into your radiator system. If this doesn’t fix the issue completely, repeat the process until the leakage stops altogether.

There are plenty of other ways to use Lucas Oil Stop Leak as well depending on what type of car you drive and where the leaks seem to be coming from. The important thing is that you use this product correctly so it can do its job properly – and that means taking some time in advance to learn more about how everything works!

My experience using Lucas Stop Leak


I was skeptical at first, but after my mechanic recommended it, I decided to give Lucas Oil Stop Leak a try.

I was surprised at how well it worked! Not only did it seal the leaks in my car, but it also made it run smoother.

I would definitely recommend this product to anyone who is looking for a way to seal their car’s leaks.

Lucas oil stop leak review- a powerful product to seal your car’s leaks. After trying multiple products and failing miserably, I finally found something that actually worked- Lucas oil stop leak!

My experience using Lucas oil stop leak has been amazing and I would definitely recommend this product to anyone with a car leak. Not only does it work great, but it’s also very affordable. Thank you Lucas oil for making such a great product!

If you’re looking for a way to seal your car’s leaks, I would highly recommend giving Lucas Oil Stop Leak a try. You won’t be disappointed!

Alternatives to Lucas Oil Stop Leak?


Since Lucas Oil Stop Leak is a highly potent product, it may not be the best alternative for some. To help you out with this, below are other alternatives to stop leaks in your car engine:

Bar’s Leaks Engine Repair Concentrate Bottle – 11 oz

Bar’s leak products have been helping people since the 1950s and its reputation has remained untarnished since then. It is made from petroleum-based compounds which makes them effective sealers of all types of leaks that occur on engines. The most common uses include sealing valve cover gaskets and oil pan gaskets. This also includes seals found on transmission and rear gear end covers, pumps, as well as power steering units.

Stop Leak Sealant by BlueDevil – 8 oz

BlueDevil is a sealant that can be used on engines, transmissions, and differentials. It comes in an easy-to-use bottle with a nozzle for precision application. This stop leak also contains a corrosion inhibitor to help protect your car’s parts from damage.

If you are looking for an alternative to Lucas Oil Stop Leak or if you want to try out other products as well, the above should give you a good starting point!


Does Lucas Stop Leak work for oil pan gasket?

Yes, Lucas Oil Stop Leak works to repair or prevent leaks in engine seals, including those that have worn out over time due to age and use. It also helps reduce wear on all moving parts by providing a protective coating against friction damage caused by metal-to-metal contact at high temperatures like those found in an engine's combustion chamber during operation (upwards of 1000 degrees Fahrenheit under normal driving conditions).

Does Lucas Stop Leak work for ATF?

Yes, Lucas Oil Stop Leak will work with any transmission fluid that has not been contaminated by water or other chemicals such as antifreeze.

Can Lucas Stop Leak be used in a diesel engine?

Lucas Oil Stop Leak is not recommended for use in diesel engines.

How much Lucas Stop Leak do I put in?

You can use one bottle of Lucas Oil Stop Leak Additive for Engine Oil for every five quarts of oil that are currently in your engine. For example, if you have eight quarts of old oil left before an upcoming change, then two bottles will be needed to treat it properly and prevent leaks from occurring again after the new clean oil gets introduced into the system during service time or when driving around town.

Is Lucas Stop Leak safe to use?

Yes, Lucas Oil Stop Leak is safe to use and does not contain harmful chemicals or solvents. However, it is always important to read the product label before using any additive in your car's engine.


In a nutshell, Lucas Oil Stop Leak is an excellent product for sealing leaks. It has the ability to stop oil leaks and restore worn seals. The formula of this product will make your engine parts look almost new again. It’s also easy to use since all you have to do is add it with your old oil before changing it up or after refilling a fresh batch of oil in the system.

It works by expanding seals that are shrunken by age and temperature change as well as softening rubber components so they can form a tight seal once more on their respective places inside the car’s engine system. This means you no longer need to replace those expensive gaskets, o-rings, cylinders head, and valve covers.

This product is also a good choice if you’re planning to sell your car, as the Lucas Oil additive will make it look more appealing to potential buyers by making its engine system run smoother and quieter. This can help increase your profit in selling the vehicle since you won’t have to spend on costly repairs before reselling it. Not only that but this oil leak sealer has received positive feedback from customers which says it is all about this product’s performance as far as stopping leaks is concerned.

Add comment