Frequently Asked Questions for Bar's Leaks part number:

"1100 - Liquid Radiator Stop Leak, 10 Oz."

Click for PDF Version

 

Can Bar’s Leaks Block Seal Head Gasket Repair be installed in existing antifreeze?

No, you must first drain and flush the entire cooling system, including the overflow tank and refill with water. All antifreeze must be removed from cooling system or clogging could occur.

 

Why do I have to drain and flush my cooling system?

This product contains a special sodium silicate (liquid glass) and this is not compatible with antifreeze.

 

Should I flush the cooling system after I use this product?

After using this product, flush entire cooling system with water before adding antifreeze.

 

Do I need to let the cooling system air dry?

For best results, leave the cooling system open for 12 hours after draining the product from the cooling system.

 

How does this type of product work?

This patent pending repair contains a blend of aramid and refractory fibers giving the strength of a bullet-proof vest and the heat resistance of fire-proof clothing. As these particles penetrate a crack or the blown head gasket area, they lock together and bond forming a hard permanent ceramic type seal.

 

What are the dosage recommendations?

1 to 2.0 gallon cooling capacity uses ½ bottle. 2.0 gallon to 6 gallon cooling capacity uses 1 bottle. Larger systems use 1 bottle for every 6 gallons of coolant capacity.

 

Frequently Asked Questions for Bar's Leaks Part Number:

"1000 - Engine Repair, 16 Oz."

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Will Bar’s Leaks Engine Repair clog my oil filter?

No. Unlike our cooling system product, Bar’s Leaks Engine Repair has no particles to plug the leak, it works chemically to stop leaks in gaskets and seals.

Will Bar’s Leaks Engine Oil Stop Leak work in synthetic oil?

Yes, Bar’s Leaks Engine Repair is compatible with ALL types of engine oils, including petroleum, synthetic and high-mileage formulas

How does Bar’s Leaks Engine Repair work?

Engine Repair contains a combination of the best performance additives to repair the most common oil-related problems. Engine Repair restores lost compression and power, reduces noise and oil consumption, while improving the performance of worn cylinders, rings, bearings, and seals.

If first application does not completely stop leak, may I add another bottle?

Yes, you can install a second application for hard to stop leaks. If your leak still persists after a second application, then mechanical attention may be required.

 

If I install more than the required amount, will it work faster or better?

No, we have formulated our product to work best at the suggested dosage amount.

 

How long does it take to start working?

Bar’s Leaks Engine Repair starts working the minute you install and start driving the vehicle. You will usually see results in about 250 miles or three (3) days of driving.


What are the dosage recommendations?

1 bottle treats 4 to 6 quarts of oil

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Frequently Asked Questions

wHAT YOU WANT TO KNOW about bar's leaks!


Bar's Products understands that you may have questions regarding our Bar's Leaks product line, and we are certainly here to help with all your needs. This page was built in regard to the most commonly asked questions from our customer service department.

If you find you still have questions, please look at the technical sheets regarding our products, or feel free to contact us using our contact page.

 

Please click on the button next to the part number to read the FAQ:

Frequently Asked Questions for Bar's Leaks part number:

"C16 - Liquid Radiator Stop Leak, 10 Oz."

Click for PDF Version

 

Can Bar’s Leaks be installed in existing antifreeze?
This product is specifically designed to be directly added to the cooling system with out having to flush out the antifreeze.


Will Bar’s Leaks work in the new extended life antifreeze?
Yes, Bar’s Leaks is compatible with both conventional green (silicate-based) and extended life red/orange or yellow (OAT) antifreeze.


How does Bar’s Leaks work?
Bar’s Leaks will seal external, internal and coolant to oil leaks. Once installed, the Bar’s Leaks particles shrink up to 15 percent. On an external leak, the tiny particles flow to the point of the leak. They then collect at the outside of the seepage and build inward. Internal leaks, the Bars Leaks particles will burn when subjected to the 5000 degree heat of the combustion chamber to seal head gasket seepage and small cracks. On coolant to oil leaks, where coolant can seep into the crankcase contaminating the oil, the tiny Bar’s Leaks particles will seal the pores in cast iron and aluminum preventing seepage.


How long does it take for the Bar’s Leaks to work?
We recommend you drive/idle vehicle for 15 to 20 minutes. In most cases the leak will be sealed with in this amount of time. If the leak is not sealed, a second application maybe required.


Will Bar’s Leaks plug my heater core?
No, the tiny particles will pass through a 24-gauge mesh screen which is the spec for the BIG 3 car/truck manufacturers. They say that any product installed in the cooling system must pass through this screen. Bar’s Leaks is the only stop leak to pass this test and to be approved by the vehicle manufacturers.

Note: If using Bar’s Leaks to stop heater core leaks, make sure you turn your heater control to HOT. Some vehicles have a valve that controls coolant flow through the core.


What are the dosage recommendations?
R6, 5.5 oz., 1 bottle for every two (2) gallons and C16, 10 oz. 1 bottle for every three (3) gallons.

 

 

 

1000 - Engine Repair
1026 - Smoke Away with Stop Leak
1050 - Rear Main Seal Repair
1100 - Head Gasket Repair
1108 - Liquid Copper Block Sealer
1111 - Head Gasket Fix
1185 - Liquid Aluminum Stop Leak
1201 - Super Radiator Flush
1211 - 10 Minute Flush
1311 - Anti-Rust and Water Pump Lube
1400 - Transmission Repair
AC1 - DiFM AC Stop Leak & Sealant, 2 Oz.
C16 -  Liquid Radiator Stop Leak, 10 Oz.
E10L - Engine Oil Stop Leak
G12BP - Golden Powder Stop Leak
HDC -  Radiator Stop Leak Tablets, 60g
HJ12 - Jack Oil Stop Leak
J100 - DiFM Cooling System Treatment, 100 ct
J120 - Radiator Stop Leak Tablets, 120 ct
P30L - Power Steering Stop Leak
PLT11 - Pelletized Radiator Stop Leak
R6 -   Liquid Radiator Stop Leak, 5.5 Oz.
T20L - Transmission Stop Leak
 

Frequently Asked Questions for Bar's Leaks part number:

"1201 - Super Radiator Flush, 22 fl oz."

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Why would I use a Radiator Flush?
Minerals & deposits build up over time which can cause overheating. Bar's Leaks Radiator Flush will help your cooling system by removing these deposits and leaving your system factory clean.


Will Bar’s Leaks Radiator Flush hurt my cooling system?
No, Bar’s Leaks Radiator Flush is a non-acid formula and is safe to use on all cooling system materials. Harmless to all parts of the cooing system, including aluminum.


What are the dosage recommendations?
Use one bottle of Super Radiator Flush for every 4-gallons.

 

Frequently Asked Questions for Bar's Leaks part number:

"1026 - Smoke Away w/Stop Leak, 15.5 Oz."

Click for PDF Version

 

Will Bar’s Leaks Smoke Away clog my oil filter?

No. Unlike our cooling system product, Bar’s Leaks Smoke Away has no particles to plug the leak, it works chemically to stop leaks in gaskets and seals.

 

Will Bar’s Leaks Smoke Away work in synthetic oil?

Yes, Bar’s Leaks Smoke Away is compatible with all petroleum based oils, including synthetics.

 

How does Bar’s Leaks Smoke Away work?

Smoking is usually caused by gaps in internal engine parts resulting from excess wear. Smoke Away contains viscosity improvers that thicken the oil film filling these gaps. Smoke Away cushions and coats engine parts helping reduce wear and quiet noisy lifters

 

If first application does not completely stop leak, may I add another bottle?

Yes, you can install a second application for hard to stop leaks. If your leak still persists after a second application, then mechanical attention may be required.

 

If I install more than the required amount, will it work faster or better?

No, we have formulated our product to work best at the suggested dosage amount.

 

How long does it take to start working?

Bar’s Leaks Smoke Away starts working the minute you install and start driving the vehicle. You will usually see results in about 250 miles or three (3) days of driving.

 

What are the dosage recommendations?

1 bottle treats 4 to 6 quarts of oil.

 

 

Frequently Asked Questions for Bar's Leaks part number:

"1050 - Rear Main Seal Repair, 32 Oz."

Click for PDF Version

 

What is a rear main seal?

The simple answer is: A seal that fits around the rear of the crankshaft to prevent oil leakage.

 

The more in depth answer is: A rear main seal, also known as a main seal or rear main bearing seal is located between the engine and transmission. The crankshaft (the internal engine part that the pistons are connected to) sticks out of the rear of the engine, and the flywheel & transmission bolt to this crankshaft. The engine oil lubricates the crankshaft, pistons and other internal parts of the engine. The rear main seal is inserted into the back of the block and fits snuggly around the rear of the crankshaft and keeps the engine oil from escaping.

 

What are the symptoms of a rear main seal leak?

Depending on the severity of the leak the first thing you may notice is the oil level going down. The next thing that happens is spotting, where you will find oil spots, located on the driveway or garage. While looking under the vehicle around the area where the engine and transmission connect, you will find oil dripping, or a oil residue with dirt caked on this part of the vehicle. Most noticeably under the oil pan and the front of the transmission. In some transmissions, it will actually be the oil leaking out of the front of the transmission. In some manual transmission vehicles, you may also notice some slipping of the clutch, which can occur with a leaking rear main seal.

 

What causes the rear seal to leak?

The most common cause of rear seal leaks is age and/or high mileage. The seal can also leak due to the vehicle being stored for an extended period of time, or from running the engine low on oil. This causes drying and hardening of the seal leading to shrinking, cracking and tearing of the rear main seal.

 

How do you replace a rear main seal?

For most rear wheel drive vehicles the transmission is removed to replace the seal. On front wheel drive vehicles, it is usually easiest to remove the engine to gain access to replacing the seal. Either way, this is an expensive procedure.

 

What else can be done to stop a leaking rear seal other than replacement?

Bar’s Leaks Rear Main Seal Repair is one of the only products of its kind on the market specifically designed to solve rear seal oil leaking problems. There are special oil additives on the market that are designed to swell the rubber of the rear seal and cause it to expand, thus sealing off the leak. You can also try using thicker weight engine oil, like 50 weight. The thicker oil can fill in the gap between the seal and the crankshaft, and could slow the leak down.

 

How does Bar’s Leaks Rear Main Seal Repair work?

This product works in two ways to help solve most any seal type leak.

  1. The seal restorer additive restores seal size, flexibility and elasticity lost due to engine heat, age and high mileage.

  2. The seal polymer works by building a polymeric film around the rear main seal and also filling in any groove worn into the crankshaft by the seal.

 

What types of seals will Bar’s Leaks Rear Main Seal Repair fix?

Because of the Bar’s Leaks 2X Action formula, the product has additives to work on any of the three types of rear main seal, no matter the material.

 

What are the different kinds of rear main seals?
(3 basic styles)

  • ROPE SEAL
    • Also called a wick seal
  • TWO PIECE SEAL
    • Neoprene or called rubber o Silicone
  • ONE PIECE SEAL
    • Neoprene or called rubber
    • NBR or Buna N (Nitrile)
    • Silicone
    • PA or Polyacrylate
    • Viton or Fluoroelastomer

 

Frequently Asked Questions for Bar's Leaks part number:

"1108 - Liquid Copper Block Seal, 13.5 Oz."

Click for PDF Version

 

Can Bar’s Leaks Liquid Copper Block & Radiator Sealer be installed in existing antifreeze?

No, you must first drain and flush the entire cooling system, including the overflow tank and refill with water. All antifreeze must be removed from cooling system or clogging could occur.

 

Why do I have to drain and flush my cooling system?

This product contains a special sodium silicate (liquid glass) and this is not compatible with antifreeze.

 

Should I flush the cooling system after I use this product?

After using this product, flush entire cooling system with water before adding antifreeze.

 

Do I need to let the cooling system air dry?

For best results, leave the cooling system open for 12 hours after draining the product from the cooling system.

 

How does this type of product work?

It stops leaks by a physical plug formed with organic and synthetic fibers, copper and an ionic modified mineral. The plug forms as the coolant and sealer flow out of the leak. A wetting agent cleans the sides of the hole and prepares the surface for bonding. The first fibers catch on the side of the leak or hole. They eventually bridge the entire hole. The fibers now act as a sieve trapping more fibers, copper particles and minerals. A composite plug is now formed. This plug is stabilized or cemented with a liquid glass. The liquid glass hardens with increased temperature and completes the seal.

 

What are the dosage recommendations?

One bottle treats system to six (6) gallons.

 

Frequently Asked Questions for Bar's Leaks part number:

"1111 - Head Gasket Fix, 24 Oz."

Click for PDF Version

 

Can Bar’s Leaks HEAD GASKET FIX be installed in existing antifreeze?

Yes, it is compatible with ALL types and brands of antifreeze including conventional green or blue (Silicate-Based) and extended life red/orange or yellow (OAT/HOAT) coolant. Also works in systems containing only water. Systems that are dirty or partially clogged, a flush is recommended before use.

 

Can it be installed in a diesel engine?

Yes, it works with ALL gasoline and diesel engines. This heavy duty formula works on aluminum and cast iron heads & blocks, along with sealing all other engine cooling system leaks better than a traditional stop leak. This includes repairing head gaskets, cylinder heads, intake gaskets, cracked blocks and freeze plugs.

 

How does this type of product work?

The patent pending formulation contains a combination of antifreeze compatible sodium silicate sealing liquid and various size gasket sealing particles which penetrate gaps & cracks and harden to permanently stop leaks.

 

What if I don’t have direct access to the radiator?

If you do not have direct access to your radiator, remove top hose where it connects to the top of the radiator and install product in hose. Reattach hose and tighten clamp.

 

Does Bar’s Leaks HEAD GASKET FIX permanently repair leaks?

Yes, it is a permanent solution for your cooling system leaks.

 

Do I need to drain my radiator after the leak has been repaired?

No, top off radiator and leave Bar’s Leaks HEAD GASKET FIX in cooling system for continued protection and drive vehicle as normal.

 

What are the dosage recommendations?

One 24 oz. bottle treats 4, 6 or 8 cylinder vehicles.

 

Frequently Asked Questions for Bar's Leaks part number:

"1185 - Liquid Aluminum Radiator Stop Leak, 8.5 Oz. "

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Can Liquid Aluminum be installed in existing antifreeze?

Yes, this product is specifically designed to be directly added to the cooling system without having to flush out the antifreeze.

 

Will it work in the new extended life antifreeze?

Yes, Bar’s Leaks is compatible with both conventional green (silicate-based) and extended life red/orange or yellow (OAT) antifreeze.

 

How long does it take to see results?

We recommend you drive/idle vehicle for 15 to 20 minutes. In most cases the leak will be sealed within this amount of time. If the leak is not sealed, a second application may be required.

 

Will Liquid Aluminum plug my heater core?

No, Bar's Leaks Liquid Aluminum Radiator Stop Leak product is part of the next generation stop leak line. It is guaranteed to safely and easily seal leaks in plastic, aluminum and metal radiators, heater cores, gaskets and freeze plugs.

Note: If using Bar’s Leaks to stop heater core leaks, make sure you turn your heater control to HOT. Some vehicles have a valve that controls coolant flow through the core.

 

What are the dosage recommendations?

1 bottle for every three (3) gallons.

 

 

 

 

Frequently Asked Questions for Bar's Leaks part number:

"1211 - 10-Minute Radiator Flush, 12 Oz."

Click for PDF Version

 

Why would I use a Radiator Flush?
Minerals & deposits build up over time which can cause overheating. Bar's Leaks Radiator Flush will help your cooling system by removing these deposits and leaving your system factory clean.


Will Bar’s Leaks Radiator 10-Minute Flush hurt my cooling system?
No, Bar’s Leaks Radiator Flush is a non-acid formula and is safe to use on all cooling system materials. Harmless to all parts of the cooing system, including aluminum.


What are the dosage recommendations?
1 bottle treats a standard passenger vehicle/ light truck. Use every time you change your antifreeze.

 

Frequently Asked Questions for Bar's Leaks part number:

"1311 - Anti-Rust & Water Pump Lube, 12 Oz. "

Click for PDF Version

 

Why would I use a Water Pump Lube?
Water pump & thermostat seals can become worn over time. Bar's Leaks Water Pump Lube with Anti-Rust will keep your seals pliable and prevent the formation of rust and scale build-up in your cooling system.


Will Bar’s Leaks Water Pump Lube hurt my cooling system?
No, Bar’s Leaks Water Pump Lube with Anti-Rust meets leading car and truck manufacture requirements. Protects Aluminum, Copper, Iron and all other parts of the cooling system.

 

Will Bar’s Leaks Water Pump Lube work in the new extended life antifreeze?

Yes, Bar's Leaks is compatible with both conventional green (silicate-based) and extended life red/orange or yellow (OAT) antifreeze.


What are the dosage recommendations?
1 bottle treats a standard passenger vehicle/light truck. Over the road and heavy duty equipment – Install one bottle for every 16 quarts of coolant.

 

Frequently Asked Questions for Bar's Leaks part number:

"1400 - Automatic Transmission Repair, 16 Oz. "

Click for PDF Version

 

Will Bar’s Leaks Transmission Repair clog my filter?

No. Unlike our cooling system product, Bar’s Leaks Transmission Repair has no particles to plug the leak, it works chemically to stop leaks in gaskets and seals.

 

Will Bar’s Leaks work in all types of transmission fluid?

Yes, Bar’s Leaks is one of the only transmission stop leaks that is compatible with all petroleum-based transmission fluids including synthetics.

 

How does Bar’s Leaks Repair work?

After time, transmission seals tend to dry out and shrink and internal parts become worn. Bar’s Leaks Automatic Transmission Repair reduces rough shifting and friction, while eliminating slip, controlling temperature, and repairing shudder, chatter and whining. Premium high mileage formula restores transmission performance

 

How much do I install?

1 bottle treats 10 to 12 quarts of transmission fluid.

 

If first application does not completely stop leak, may I add another bottle?

Yes, you can install a second application for hard to stop leaks. If your leak still persists after a second application, then mechanical attention may be required.

 

If I install more than the required amount, will it work faster or better?

No, we have formulated our product to work best at the suggested dosage amount.

 

How long does it take to start working?

Bar’s Leaks Transmission Repair starts working the minute you install and start driving the vehicle. You will usually see results in about 250 miles or three (3) days of driving.

 

Can Bar’s Leaks Transmission Repair be used in a standard (manual) transmission?

Yes, you can use this product to help stop leaks in a manual transmission as long as it uses an automatic type transmission fluid. Use ½ the bottle for most applications.

 

 

Frequently Asked Questions for Bar's Leaks part number:

"AC1 - Professional DiFM AC Stop Leak & Sealant, 2 Oz . "

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How does A/C Stop Leak & Sealer work?

The product works on the principle of the venturi effect and flow, which basically means when there is a small leak in the system, refrigerant and some of the stop leak material escape at an accelerated speed. As the liquids escape the pressure below that point actually drops and the stop leak coagulates and forms a non-hardening flexible seal at the leak site. This happens because the vapor density of the stop leak is over two times that of the refrigerant. Since the repair stays flexible it can expand and contract with temperature changes.

 

Once the leak is sealed, what happens to the rest of the sealer?

The A/C Stop Leak and Sealer continues to circulate with the oil through the system to be ready to seal future leaks. It also acts as an excellent lubricant for all moving parts inside the air conditioning system.

 

Will the A/C Stop Leak & Sealer clog the A/C system or my recovery equipment?

No, non-clogging formula contains no particles, solids or polymers which can plug up the orifice tube and other parts of the air conditioning system. Will not clog A/C recovery / reclamation equipment like some other brands of stop leak products. Not activated by air or moisture, like DIY pressurized can stop leak products which have been known to lead to clogging and other expensive problems.

 

Will the A/C Stop Leak & Sealer work on more than one leak inside my system?

Yes, a 2 oz dosage of A/C Stop Leak & Sealer is enough product to repair several small leaks.

 

What types of leaks will A/C Stop Leak & Sealer repair?

Leaks are most common in hose connections, gaskets, o-rings, and from pin holes in the evaporator and condenser. A/C Stop Leak & Sealer will repair all of these types of leaks.

 

Are there any leaks that the A/C Stop Leak & Sealer will not fix?

Yes, the A/C Stop Leak & Sealer will not repair compressor shaft seal leaks. It will also not stop most leaks that cannot hold 25” of vacuum for at least 5 minutes. There are some exceptions to this rule with vehicles that have multiple small leaks which can usually be sealed even if it can’t hold the vacuum. Another way to look at this is the vehicle should not lose more than a pound of Freon in one 24 hour period.

 

Is the A/C Stop Leak & Sealer anything like a radiator stop leak?

No, the Bar’s Leaks A/C Stop Leak & Sealer does not contain any particles which could plug the tiny passages inside the A/C system or your recovery / recycling equipment.

 

How much A/C Stop Leak & Sealer do I use?

One 2 ounce bottle will seal an average size A/C system. If using on systems that hold more than 5 pounds of Freon, use two bottles of A/C Stop Leak & Sealer.

 

What type of refrigerant is A/C Stop Leak & Sealer compatible with?

Compatible with ALL types of automotive Freon including R-12 (Dichlorodifluoromethane), R134a (1,1,1,2 Tetrafluoroethane) and other alternative refrigerants.

 

What happens when I recycle the refrigerant?

A/C Stop Leak & Sealer is removed from the A/C system with the refrigerant and oil during the recycling process. It is then separated from the refrigerant with the reclaimed oil and remains liquid with the oil so no clogging of the reclamation equipment will occur.

 

 

Frequently Asked Questions for Bar's Leaks part number:

"E10L - Engine Oil Stop Leak, 15.5 Oz."

Click for PDF Version

 

Will Bar’s Leaks Engine Oil Stop Leak clog my oil filter?

No. Unlike our cooling system product, Bar’s Leaks Engine Oil Stop Leak has no particles to plug the leak, it works chemically to stop leaks in gaskets and seals.

 

Will Bar’s Leaks Engine Oil Stop Leak work in synthetic oil?

Yes, Bar’s Leaks is one of the only engine oil stop leaks that is compatible with all petroleum based oils, including synthetics.

 

How does Bar’s Leaks Engine Oil Stop Leak work?

After time, engine oil seals tend to dry out and shrink. Bar’s Leaks revitalizes these seals and makes them soft and pliable again.

 

How much Bar’s Leaks Engine Oil do I install?

Our E10L (15.5 oz.) is designed for one bottle to be installed in a standard passenger car or light truck. For larger systems, use 1 bottle for every six quarts of oil.

 

If first application does not completely stop leak, may I add another bottle?

Yes, you can install a second application for hard to stop leaks. If your leak still persists after a second application, then mechanical attention may be required.

 

If I install more than the required amount, will it work faster or better?

No, we have formulated our product to work best at the suggested dosage amount.

 

How long does it take to start working?

Bar’s Leaks Engine Oil Stop Leak starts working the minute you install and start driving the vehicle. You will usually see results in about 250 miles or three (3) days of driving.

 

 

Frequently Asked Questions for Bar's Leaks part number:

"G12BP - Golden Powder Stop Leak, 0.75 Oz."

Click for PDF Version

 

Can Bar’s Leaks be installed in existing antifreeze?

This product is specifically designed to be directly added to the cooling system with out having to flush out the antifreeze.

 

Will Bar’s Leaks work in the new extended life antifreeze?

Yes, Bar’s Leaks is compatible with both conventional green (silicate-based) and extended life red/orange or yellow (OAT) antifreeze.

 

How does Bar’s Leaks work?

Bar’s Leaks will seal external, internal and coolant to oil leaks. Once installed, the Bar’s Leaks particles shrink up to 15 percent. On an external leak, the tiny particles flow to the point of the leak. They then collect at the outside of the seepage and build inward. Internal leaks, the Bars Leaks particles will burn when subjected to the 5000 degree heat of the combustion chamber to seal head gasket seepage and small cracks. On coolant to oil leaks, where coolant can seep into the crankcase contaminating the oil, the tiny Bar’s Leaks particles will seal the pores in cast iron and aluminum preventing seepage.

 

How long does it take for the Bar’s Leaks to work?

We recommend you drive/idle vehicle for 15 to 20 minutes. In most cases the leak will be sealed with in this amount of time. If the leak is not sealed, a second application maybe required.

 

Will Bar’s Leaks plug my heater core?

No, the tiny particles will pass through a 24-gauge mesh screen which is the spec for the BIG 3 car/truck manufacturers. They say that any product installed in the cooling system must pass through this screen. Bar’s Leaks is the only stop leak to pass this test and to be approved by the vehicle manufacturers.

Note: If using Bar’s Leaks to stop heater core leaks, make sure you turn your heater control to HOT. Some vehicles have a valve that controls coolant flow through the core.

 

What are the dosage recommendations?

One package treats systems up to 3 gallons.

 

Frequently Asked Questions for Bar's Leaks part number:

"HDC - Radiator Stop Leak Tablets, 60g"

Click for PDF Version

 

Can Bar’s Leaks be installed in existing antifreeze?

Yes, this product is specifically designed to be directly added to the cooling system with out having to flush out the antifreeze.

 

Will Bar’s Leaks work in the new extended life antifreeze?

Yes, Bar’s Leaks is compatible with both conventional green (silicate-based) and extended life red/orange or yellow (OAT) antifreeze.

 

How does Bar’s Leaks work?

Bar’s Leaks will seal external, internal and coolant to oil leaks. Once installed, the Bar’s Leaks particles shrink up to 15 percent. On an external leak, the tiny particles flow to the point of the leak. They then collect at the outside of the seepage and build inward. Internal leaks, the Bars Leaks particles will burn when subjected to the 5000 degree heat of the combustion chamber to seal head gasket seepage and small cracks. On coolant to oil leaks, where coolant can seep into the crankcase contaminating the oil, the tiny Bar’s Leaks particles will seal the pores in cast iron and aluminum preventing seepage.

 

How long does it take for the Bar’s Leaks to work?

We recommend you drive/idle vehicle for 15 to 20 minutes. In most cases the leak will be sealed with in this amount of time. If the leak is not sealed, a second application maybe required.

 

Will Bar’s Leaks plug my heater core?

No, the tiny particles will pass through a 24-gauge mesh screen which is the spec for the BIG 3 car/truck manufacturers. They say that any product installed in the cooling system must pass through this screen. Bar’s Leaks is the only stop leak to pass this test and to be approved by the vehicle manufacturers.

Note: If using Bar’s Leaks to stop heater core leaks, make sure you turn your heater control to HOT. Some vehicles have a valve that controls coolant flow through the core.

 

What if I don’t have a radiator cap?

If vehicle does not have a regular radiator cap, remove top hose where it attached to radiator and insert tablets in hose and then reinstall hose.

 

How do I pre-dissolve tablets?

Just add tablets to warm water.

 

Frequently Asked Questions for Bar's Leaks part number:

"HJ12 - Jack Oil with Stop Leak, 12 Oz."

Click for PDF Version

 

Will Bar’s Leaks Hydraulic Stop Leak work with all types of hydraulic fluids?

Yes, Bar’s Leaks Jack Oil Stop Leak is compatible with all petroleum based, mineral oil, and synthetic fluids.

 

How does Bar’s Leaks work?

After time, jack seals and o-rings tend to dry out and shrink. Bar’s Leaks revitalizes these seals and o-rings and makes them soft and pliable again.

 

How much do I install?

When using the HJ12 (Hydraulic Jack Oil with Stop Leak) top off fluid level as needed.

 

If first application does not completely stop leak, may I add another bottle?

Yes, you can install a second application for hard to stop leaks. If your leak still persists after a second application, then mechanical attention may be required.

 

How long does it take to start working?

Bar’s Leaks starts working the minute you install and start using equipment. You will usually see results in 15 hours of use.

 

 

Frequently Asked Questions for Bar's Leaks part number:

"J100 - Professional DiFM Cooling System Treatment, 100 - 5g

Click for PDF Version

 

Is Bar’s Leaks DiFM 5-Gram Cooling System Treatment tablets compatible with antifreeze?

Yes, the tablets work with ALL types and brands of domestic, import and heavy duty antifreeze.

 

Can Bar’s Leaks DiFM 5-Gram Cooling System Treatment tablets be installed in the new extended life antifreeze?

Yes, tablets are compatible with both conventional green or blue (Silicate-Based) and extended life red/orange or yellow (OAT/HOAT) coolant. This includes brand names and types like Dex-Cool and GO5.

 

Will Bar’s Leaks DiFM 5-Gram Cooling System Treatment tablets work with just water?

Yes, tablets work in systems containing only water. When used in water alone, it is also recommended to use a cooling system anti-rust and water pump lube for extra corrosion protection.

 

How does Bar’s Leaks Professional DiFM Cooling System Treatment 5 gram tablets stop a leak?

It will seal external, internal and coolant to oil leaks. Once installed, the Bar’s Leaks particles shrink up to 15 percent. On an external leak, the tiny particles flow to the point of the leak. They then collect at the outside of the seepage and build inward. Internal leaks, the Bars Leaks particles will burn when subjected to the 5000 degree heat of the combustion chamber to seal minor head gasket seepage and small cracks. On coolant to oil leaks, where coolant can seep into the crankcase contaminating the oil, the tiny Bar’s Leaks particles will seal the pores in cast iron and aluminum preventing this seepage.

 

Will Bar’s Leaks DiFM 5-Gram Cooling System Treatment harm the cooling system?

No, it will not damage the cooling system. It is harmless to ALL plastic metals, aluminum, hoses and connections. In addition, it is non-toxic. Tablets fully dissolve in minutes.

 

How long does it take for the Bar’s Leaks Professional 5-Gram DiFM Cooling System Treatment to stop a leak?

We recommend you drive/idle vehicle for 15 to 20 minutes. Most leaks are sealed immediately, and all others will be sealed within this amount of drive/idle time. If the leak is not sealed, a second application maybe required.

 

Are these the same tablets the auto and truck manufactures use?

Yes, these are the same tablets as used by many OEM auto and truck manufacturers. General Motors (3634621) Ford Motor (F6SE-19A511-AA) Chrysler (0431-8005)

 

Will Bar’s Leaks Professional 5-Gram DiFM Cooling System Treatment help protect the cooling system?

Bar's Leaks Professional DiFM Cooling System Treatment 5-gram tablets are the perfect product to use any time servicing the cooling system, including parts replacement and flush & fills. It inhibits the formation of rust and scale, keeps the system clean, neutralizes pH imbalance, controls electrolysis, lubricates and seals internal, external and coolant-to-oil leaks.

 

Will Bar’s Leaks plug my heater core?

No, the tiny particles will pass through a 24-gauge mesh screen (this is like a screen door mesh) which is the spec for the BIG 3 car/truck manufacturers. They say that any product installed in the cooling system must pass through this screen. Bar’s Leaks is the only stop leak to pass this test and to be approved by the vehicle manufacturers.

Note: If using Bar’s Leaks to stop heater core leaks, make sure you turn your heater control to HOT. Some vehicles have a valve that controls coolant flow through the core.

 

What if I don’t have direct access to the radiator?

Remove top hose where it connects to the top of radiator and install tablets in hose. Reattach hose and tighten clamp.

 

How do I pre-dissolve tablets?

Just add tablets to warm water. You may also crumble tablets for easier application.

 

I have an extra large cooling system, how many tablets do I install?

Automotive, Fleet, Over-the-Road Vehicles and Stationary Equipment. INITIAL TREATMENT – Install 4 tablets per gallon of cooling system capacity. For Preventative Maintenance – Install 2 tablets per gallon of cooling system capacity every 15,000 miles. For stationary engines or heavy duty equipment which work by hours. Equipment Hours 250 hours for every 10,000 to 15,000 miles 500 hours for every 15,001 to 25,000 miles

 

Frequently Asked Questions for Bar's Leaks part number:

"J120 - Radiator Stop Leak Tablets, 120 -10g"

Click for PDF Version

 

Can Bar’s Leaks be installed in existing antifreeze?

Yes, this product is specifically designed to be directly added to the cooling system with out having to flush out the antifreeze.

 

Will Bar’s Leaks work in the new extended life antifreeze?

Yes, Bar’s Leaks is compatible with both conventional green (silicate-based) and extended life red/orange or yellow (OAT) antifreeze.

 

How does Bar’s Leaks work?

Bar’s Leaks will seal external, internal and coolant to oil leaks. Once installed, the Bar’s Leaks particles shrink up to 15 percent. On an external leak, the tiny particles flow to the point of the leak. They then collect at the outside of the seepage and build inward. Internal leaks, the Bars Leaks particles will burn when subjected to the 5000 degree heat of the combustion chamber to seal head gasket seepage and small cracks. On coolant to oil leaks, where coolant can seep into the crankcase contaminating the oil, the tiny Bar’s Leaks particles will seal the pores in cast iron and aluminum preventing seepage.

 

How long does it take for the Bar’s Leaks to work?

We recommend you drive/idle vehicle for 15 to 20 minutes. In most cases the leak will be sealed with in this amount of time. If the leak is not sealed, a second application maybe required.

 

Will Bar’s Leaks plug my heater core?

No, the tiny particles will pass through a 24-gauge mesh screen which is the spec for the BIG 3 car/truck manufacturers. They say that any product installed in the cooling system must pass through this screen. Bar’s Leaks is the only stop leak to pass this test and to be approved by the vehicle manufacturers.

Note: If using Bar’s Leaks to stop heater core leaks, make sure you turn your heater control to HOT. Some vehicles have a valve that controls coolant flow through the core.

 

What if I don’t have a radiator cap?

If vehicle does not have a regular radiator cap, remove top hose where it attached to radiator and insert tablets in hose and then reinstall hose.

 

How do I pre-dissolve tablets?

Just add tablets to warm water.

 

Frequently Asked Questions for Bar's Leaks part number:

"P30L - Power Steering Stop Leak, 15.5 Oz."

Click for PDF Version

 

Will Bar’s Leaks Power Steering Stop Leak help my noisy power steering pump?

Yes, Bar’s Leaks Power Steering Stop Leak contains special friction modifiers to help reduce bearing, piston and valve noises.

 

Will Bar’s Leaks Power Steering Stop Leak work in all types of power steering fluids?

Yes, Bar’s Leaks is one of the only Power Steering Stop Leaks that is compatible with all petroleum based, mineral oil, and synthetic fluids. This includes all domestic, import and heavy duty power steering applications.

 

How does Bars Leaks Power Steering Stop Leak work?

After time, power steering seals tend to dry out and shrink. Bar’s Leaks Power Steering Stop Leak revitalizes these seals and makes them soft and pliable again.

 

How much do I install?

Our P30L (15.5 oz.) is designed for one bottle to be installed in a passenger car or light truck. One bottle treats two to three quarts of fluid.

 

If first application does not completely stop leak, may I add another bottle?

Yes, you can install a second application for hard to stop leaks. If your leak still persists after a second application, then mechanical attention may be required.

 

If I install more than the required amount, will it work faster or better?

No, we have formulated our product to work best at the suggested dosage amount.

 

How long does it take to start working?

Bar’s Leaks starts working the minute you install and start driving the vehicle. You will usually see results in about 150 miles or three (3) days of driving.

 

Frequently Asked Questions for Bar's Leaks part number:

"PLT11 - Pelletized Radiator Stop Leak, 11 Oz."

Click for PDF Version

 

Can Bar’s Leaks be installed in existing antifreeze?

Yes, this product is specifically designed to be directly added to the cooling system with out having to flush out the antifreeze.

 

Will Bar’s Leaks work in the new extended life antifreeze?

Yes, Bar’s Leaks is compatible with both conventional green (silicate-based) and extended life red/orange or yellow (OAT) antifreeze.

 

How does Bar’s Leaks work?

Bar’s Leaks will seal external, internal and coolant to oil leaks. Once installed, the Bar’s Leaks particles shrink up to 15 percent. On an external leak, the tiny particles flow to the point of the leak. They then collect at the outside of the seepage and build inward. Internal leaks, the Bars Leaks particles will burn when subjected to the 5000 degree heat of the combustion chamber to seal head gasket seepage and small cracks. On coolant to oil leaks, where coolant can seep into the crankcase contaminating the oil, the tiny Bar’s Leaks particles will seal the pores in cast iron and aluminum preventing seepage.

 

How long does it take for the Bar’s Leaks to work?

We recommend you drive/idle vehicle for 15 to 20 minutes. In most cases the leak will be sealed with in this amount of time. If the leak is not sealed, a second application maybe required.

 

Will Bar’s Leaks plug my heater core?

No, the tiny particles will pass through a 24-gauge mesh screen which is the spec for the BIG 3 car/truck manufacturers. They say that any product installed in the cooling system must pass through this screen. Bar’s Leaks is the only stop leak to pass this test and to be approved by the vehicle manufacturers.

Note: If using Bar’s Leaks to stop heater core leaks, make sure you turn your heater control to HOT. Some vehicles have a valve that controls coolant flow through the core.

 

How do I pre-dissolve pellets?

Just add pellets only, to warm water.

 

What are the dosage recommendations?

Use 1 bottle for 6, 8 and 10 cylinder gas or diesel engines. For 4 cylinder engines, use ½ of liquid and pellets. One bottle treats systems up to 4 gallons.

 

Frequently Asked Questions for Bar's Leaks part number:

"R6 - Liquid Radiator Stop Leak, 5.5 Oz."

Click for PDF Version

 

Can Bar’s Leaks be installed in existing antifreeze?
This product is specifically designed to be directly added to the cooling system with out having to flush out the antifreeze.


Will Bar’s Leaks work in the new extended life antifreeze?
Yes, Bar’s Leaks is compatible with both conventional green (silicate-based) and extended life red/orange or yellow (OAT) antifreeze.


How does Bar’s Leaks work?
Bar’s Leaks will seal external, internal and coolant to oil leaks. Once installed, the Bar’s Leaks particles shrink up to 15 percent. On an external leak, the tiny particles flow to the point of the leak. They then collect at the outside of the seepage and build inward. Internal leaks, the Bars Leaks particles will burn when subjected to the 5000 degree heat of the combustion chamber to seal head gasket seepage and small cracks. On coolant to oil leaks, where coolant can seep into the crankcase contaminating the oil, the tiny Bar’s Leaks particles will seal the pores in cast iron and aluminum preventing seepage.


How long does it take for the Bar’s Leaks to work?
We recommend you drive/idle vehicle for 15 to 20 minutes. In most cases the leak will be sealed with in this amount of time. If the leak is not sealed, a second application maybe required.


Will Bar’s Leaks plug my heater core?
No, the tiny particles will pass through a 24-gauge mesh screen which is the spec for the BIG 3 car/truck manufacturers. They say that any product installed in the cooling system must pass through this screen. Bar’s Leaks is the only stop leak to pass this test and to be approved by the vehicle manufacturers.

Note: If using Bar’s Leaks to stop heater core leaks, make sure you turn your heater control to HOT. Some vehicles have a valve that controls coolant flow through the core.


What are the dosage recommendations?
R6, 5.5 oz., 1 bottle for every two (2) gallons and C16, 10 oz. 1 bottle for every three (3) gallons.

 

 

Frequently Asked Questions for Bar's Leaks part number:

"T20L - Transmission Stop Leak, 15.5 Oz."

Click for PDF Version

 

Will Bar’s Leaks Transmission Stop Leak clog my filter?

No. Unlike our cooling system product, Bar’s Leaks Transmission Stop Leak has no particles to plug the leak, it works chemically to stop leaks in gaskets and seals.

 

Will Bar’s Leaks work in all types of transmission fluid?

Yes, Bar’s Leaks is one of the only transmission stop leaks that is compatible with all petroleum-based transmission fluids including synthetics.

 

How does Bar’s Leaks Transmission Stop Leak work?

After time, transmission seals tend to dry out and shrink. Bar’s Leaks revitalizes these seals and makes them soft and pliable again.

 

How much do I install?

Our T20L (15.5 oz.) is designed for one bottle to be installed in a passenger car or light truck. For larger systems use one bottle for every 8-10 quarts of fluid.

 

If first application does not completely stop leak, may I add another bottle?

Yes, you can install a second application for hard to stop leaks. If your leak still persists after a second application, then mechanical attention may be required.

 

If I install more than the required amount, will it work faster or better?

No, we have formulated our product to work best at the suggested dosage amount.

 

How long does it take to start working?

Bar’s Leaks Transmission Stop Leak starts working the minute you install and start driving the vehicle. You will usually see results in about 250 miles or three (3) days of driving.

 

Can Bar’s Leaks Transmission Stop Leak be used in a standard (manual) transmission?

Yes, you can use this product to help stop leaks in a manual transmission as long as it uses an automatic type transmission fluid. Use ½ the bottle for most applications.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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