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"Stop-leak" for the engine: composition, overview of manufacturers, reviews
"Stop-leak" for the engine: composition, overview of manufacturers, reviews

"Stop-leak" for the engine is a thing that many motorists consider indispensable in the daily practice of operating a vehicle. Consider the main purpose of this product, the features of its use, a list of the main components, as well as a list of the best stop-leak manufacturers.

Stop leak reviews
Stop leak reviews

Main purpose

Speaking about the features of "stop leaks" for engine oil, it should be noted the main purpose of this type of products.

The main purpose of any "stop leak" is to ensure that the normal level of the lubricating fluid in the crater located in the engine (oil) is maintained. Thanks to the functioning of such a product inside the car engine, the period of its suitability for normal operation is significantly extended.

"Stop leaks" perform a repair function. The main advantage of this type of product is thatthat it tends to linger in the inside of the engine.

How to use
How to use

Operation principle

How does the "stop-leak" work, getting inside the engine? Consider the impact of these unique formulations.

After adding a "stop leak" to engine oil, its active components begin to quickly tighten all the small cracks and crevices that cause oil leakage, as well as all sorts of engine malfunctions. By carrying out repair work in this way, the normal condition of the engine is maintained for a long period.

Clogging gaps in the engine is provided by giving the oil a thicker consistency, as a result of which it simply stops seeping into the cracks.

stop oil leak
stop oil leak

Pricing policy

If you want to choose the highest quality product, you should definitely pay attention to the price segment in which it is located. So, the average cost of a good "stop leak" in engine oil is about 500 rubles. Practice shows that in the modern market you can also find cheaper options for goods, but it should be noted that their functionality is more meager. Here are the prices for some of the top ranked additives:

  • Liqui Moly Oil-Verlust-Stop - RUB 800
  • Xado Stop Leak Engine - RUB 500
  • "Astrokhim" AC-625 - 200 rub.
  • Hi-Gear - RUB 450

Best Leak Stops

Let's take a look at the best "stop leaks" for engines that you should pay attention to when choosing a product in specialized stores. Judging by the reviews of motorists, the most effective products of this group are currently considered:

  • "Stop Leak" Step Up.
  • Xado Stop Leak Engine.
  • "Astrochem" AC-625.
  • Hi-Gear Stop Leak.
  • Liqui Moly Oil-Verlust-Stop.

Let's study in detail the products presented by the listed and some other manufacturers.

Step Up "Stop Leak"

Step Up's "Stop Leak" engine reviews say that this product is the most effective way to quickly fix engine oil leaks. Automotive service professionals note that such a component is only suitable for use in combination with mineral or semi-synthetic oils.

The composition of the product is based on a special development of Step Up, which involves the use of a special polymer formula. Its main effect is aimed not only at eliminating the resulting leak, but also at preventing damage to rubber products (gaskets, seals, etc.). Under the influence of air, a protective layer created from the polymer composition appears on the surface of the part treated with the additive. In reviews of a similar product, it is noted that the protective layer is maintained for a long time.

Use stop-leak engine oil additive is best inregarding motors of small craft, tractors, cars and trucks. The product is applied in the traditional way - by pouring into warm, but not very hot oil. The cost of such a product on the market is about 350 rubles.

Xado Stop Leak Engine

Xado Stop Leak Engine is considered a very popular additive - a product that goes well with different types of oils: mineral, synthetic and semi-synthetic. Also, according to experts, Xado Stop Leak Engine is ideal for use in turbocharged engines.

In the reviews left by those who used the remedy in question, it is often noted that the effect of its impact is not observed immediately, but only after 300-500 km of escape. The main advantage of the product is that under its influence there is no destruction of gaskets and rubber seals. The cost of one package of the additive in question is about 500 rubles per 250 ml bottle.

Liqui Moly Oil-Verlust-Stop

Liqui Moly Oil-Verlust-Stop is a great choice for any motorist. The reviews left for the product say that it ideally helps not only to eliminate existing leaks in the engine, but also:

  • improve the elasticity of the rubber and plastic parts contained in it;
  • reduce the noise emitted while the motor is running;
  • reduce the amount of oil consumed for waste;
  • restore compression ratio.

The manufacturer notes that the tool is great for bothgasoline and diesel engines, but it is strictly forbidden to use it in motorcycle engines in which the clutch is in an oil bath.

In reviews of the consumption of the funds in question, its efficiency is often noted. In particular, one bottle of it is quite enough for an engine capacity of 3-4 liters. The first positive effect from using the product can be observed not at all immediately, but only after 600-700 km of run.

The average cost of one bottle of Liqui Moly Oil-Verlust-Stop on the Russian market is about 800 rubles.

stop leak for engine
stop leak for engine

Hi-Gear Stop Leak

An equally popular additive is Hi-Gear "Stop-leak", which, in accordance with the rules specified in the instructions for it, can be used in both gasoline and diesel engines.

In reviews of HG2231 "Stop-leak" it is also noted that under the influence of such a product cracking of rubber and plastic products is prevented. Observations show that the first effect of using such an additive is observed only on the second day of driving. In reviews of the "stop leak" for the HG2231 engine, it is said that such a tool must be used every two years to ensure efficient operation of the motor.

In order to achieve the effectiveness of the agent, after adding it to the crankcase, let the motor idle for about 30 minutes - this will allow the composition to become homogeneous and act more efficiently.

In reviews of "stop leaks" forengine from Hi-Gear, it is often noted that such a high-quality product is sold at a fairly reasonable cost - about 450 rubles for a 355 ml cylinder.

Stop engine oil leak
Stop engine oil leak

"Astrochem" AC-625

When studying the range of additives in oil, which are "stop leaks", you should definitely pay attention to the product from "Astrohim" AC-625. In reviews about it, it is often noted that its main advantages are considered to be rather high quality and a very low price. The tool is produced by a Russian manufacturer and is widely sold on the market.

Astrochem's AC-625 engine additive ("stop-leak") is ideally combined with any kind of oil. Its consumption is relatively small - one bottle of the product (300 ml) is enough for 6 liters of oil.

In the negative reviews of the oil additive, the fragility of its effect is often noted, which is perhaps the only drawback of the product. It is recommended to add it when changing the oil filter.

Cheap additive
Cheap additive

Hi-Gear SMT2

This Hi-Gear engine "stop leak" option is an essential product for older, well-worn engines. According to car owners, its composition is perfect for eliminating the largest gaps that have arisen between nodes and parts. When using Hi-Gear SMT2, there is a significant improvement in friction in the connecting rod and piston groups, which leads to the normalization of the overall picture of workmotor.

Also in the reviews of such a "stop leak" for the engine from "High Gear" it is said that this product helps to significantly reduce the load on the main elements of the power unit. This is achieved through the impact of the innovative development of the manufacturer - air conditioner SMT2.

As the manufacturer himself notes, as a result of a certain list of observations, it was found that the use of the additive in question makes it possible to increase the durability of the engine by 2-2.5 times.

According to motorists, the use of Hi-Gear SMT2 can significantly save fuel consumption, as well as make it easier to start the engine. However, against the background of all this, one can often observe some dissatisfaction on the part of consumers regarding the short-term effect of the product's impact.

Liqui Moly CeraTec

Considering the list of the best oil additives with the "stop-leak" function, it should be noted another product from the world famous brand Liqui Moly - CeraTec.

This additive is based on a molybdenum complex, which also contains ceramic particles. In the description provided by the manufacturer, it is noted that in the case of regular use of such a product, the resistance of engine parts to wear begins to appear. The tool also has an anti-friction effect, which is achieved by smoothing out small irregularities formed in the inside of the engine. All this contributes to improved glide.

The additional effect of the additive in question is aimed atreducing the consumption of not only oil, but also gasoline. Moreover, many motorists note that when using Liqui Moly CeraTec, the engine starts to work much quieter and more economically, which is especially pronounced when operating domestic-made cars.

Due to the cost-effectiveness of consumption and the wide range of effects the product has on the motor, the product is quite expensive, which does not suit many Russians - for 300 ml of the product you need to pay about 1650 rubles.

Bardahl Full Metal

Engine service specialists quite often comment on the effectiveness of yet another "stop-leak" product, Bardahl Full Metal, with a lot of positive comments. In the comments left in his address, it is often said that this unique development, presented by the Belgian company, helps to extend the life of even a heavily worn engine to a large extent.

Bardahl Polar Plus technology helps to increase the adhesive qualities of the oil film, which does not disappear even at low temperatures. In the reviews of the product, it is noted that if it is used, it is possible to significantly save lubricant consumption, as well as reduce the concentration of burning and soot in the exhaust gases of diesel-powered vehicles.

The cost of the Bardahl Full Metal additive is also at a high level - you will have to pay about 1,700 rubles for a 400 ml bottle.

How to properly use sealant

Specialists note that adding a hermetic additive to oilnecessary immediately after detecting a puddle under the hood of the car, indicating that a gap has formed in the engine or its components, from which oozing lubricating fluid.

It should also be remembered that additives should only be added to fresh oil, otherwise a positive result can not be expected. Indeed, in this situation, along with the used oil, foreign particles contained in the mass will settle on the walls of the engine and pistons, which, as a rule, leads to an aggravation of the situation.

To obtain the expected result, the additive should only be poured into warm oil, otherwise the product simply will not have the desired effect. Immediately after adding the agent, let the engine run for 20-30 minutes so that its active components are evenly distributed and begin to clog the slots, and not settle on the bottom or walls of the engine, as well as its elements.

in the engine stop-leak
in the engine stop-leak

How long can "stop-leak" be used?

An additive for engine oil is far from a panacea that solves the problem of leakage. In all reviews of motorists and engine maintenance specialists, it is very often noted that if a leak is detected, the vehicle must be immediately sent to the service station for high-quality diagnostics and elimination of the existing problem.

What will happen with prolonged use of "stop-leak"? Practice shows that as a result of this, plastic and rubberized parts in the engine are corroded. ExceptTherefore, the use of such a product is very harmful to the entire motor. Despite all this, motorists themselves quite often say that the use of such an additive perfectly helps to eliminate a sudden leak in the field.

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