1. K-Seal
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Trade Trusted-Stop Leak, ST5501 8oz, Water Pump Casing, K-SEAL Coolant Leak Repair, Head Gasket, Heater Core, Multi-Purpose Formula Stops Leaks in the Radiator, Block, and Freeze Plug, Pour and Go
#adK-Seal #ad - Scientifically tested: safe and effective, the repair withstands the high pressure of the combustion chamber, our cracked block repair can seal leaks up to 1/32 of an inch! Once cured, all without failing or clogging the cooling system. Over 8 million bottles sold worldwide! Customer support: if k-seal engine coolant leak stop doesn’t seal, the system might be over-pressurized.Seals cracks and stops leaks: a diy alternative to costly repairs, freeze plug, our coolant leak fix permanently seals cracks and holes! It quickly repairs your leaking radiator, heater core and water pump casing with no adverse impact on efficiency.
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Pour and go: our cooling system sealer is easy to use: just shake the bottle, it mixes with all types of antifreeze, add to your radiator/overflow and run the engine! Unlike some traditional products, absolutely no draining or flushing required. Check the technical Specification section of this page for extra instructions for a successful repair. The only car radiator and gasket sealant university tested to meet ASTM D3147. Save time/money. Us bestseller. Repairs in minutes: formulated to permanently weld radiators, including hard plastic aluminum heads and blocks in old and new cars.
Brand | K-Seal #ad |
Manufacturer | K-Seal #ad |
Height | 6 Inches |
Length | 7.87 Inches |
Weight | 0.6 Pounds |
Width | 2 Inches |
Part Number | ST5501 |
Model | ST5501 |
Warranty | When K-Seal makes a repair we guarantee it will be permanent |
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2. Bar's Leaks
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16.9 oz, Bar's Leaks 1186 Liquid Aluminum Stop Leak
#adBar's Leaks #ad - Seals freeze plug leaks. Special shipping information: This item cannot be returned and has additional shipping restrictions. Repairs gasket leaks and heater core leaks.More information #ad
Lowers water temperature. Seals radiator leaks. Seals freeze plug leaks. Repairs gasket leaks. Bar's leaks liquid aluminum stop leak seals radiator leaks.Brand | Bar's Leaks #ad |
Manufacturer | Bar's Leaks #ad |
Height | 7.4 Inches |
Length | 2.6 Inches |
Weight | 1.2 Pounds |
Width | 2.6 Inches |
Part Number | 1186 |
Model | 1186 |
Warranty | 1 year manufacturer |
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3. Bar's Leaks
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11 oz., Bar's Leaks PLT11 Pelletized HD Radiator Stop Leak
#adBar's Leaks #ad - Inhibits rust and corrosion. Helps control electrolysis. Conditions cooling system. Seals leaks. Lubricates water pump seals.More information #ad
Brand | Bar's Leaks #ad |
Manufacturer | Bar's Leaks #ad |
Height | 6 Inches |
Length | 3 Inches |
Weight | 0.85 Pounds |
Width | 3 Inches |
Part Number | PLT11 |
Model | PLT11 |
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4. Bar's Leaks
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Bar's Leaks 1196 Radiator Stop Leak, 11 oz.
#adBar's Leaks #ad - One bottle treats up to 4 gallons. Works with all types and colors of anti-freeze coolant. Manufacturer: bAR'S LEAKS. Stops and seals coolant leaks. Country of manufacture: United States. Auto & truck Maintenance.More information #ad
Brand | Bar's Leaks #ad |
Manufacturer | Bar's Leaks #ad |
Height | 5 Inches |
Length | 1.6 Inches |
Weight | 0.5 Pounds |
Width | 2.4 Inches |
Part Number | 1196 |
Model | 1196 |
Warranty | No |
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5. Bar's Leaks
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Bar's Leaks HDC Radiator Stop Leak Tablet, 60 Grams
#adBar's Leaks #ad - Helps control electrolysis. Inhibits rust and corrosion. Lubricates water pump seals. Conditions cooling system. Seals leaks.More information #ad
Brand | Bar's Leaks #ad |
Manufacturer | Bar's Leaks #ad |
Height | 0.8 Inches |
Length | 7.5 Inches |
Weight | 0.2 Pounds |
Width | 5 Inches |
Part Number | HDC |
Model | HDC |
Warranty | Manufacturer Warranty |
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6. Liqui Moly
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0.25 l, 1 Pack, Liqui Moly 20132 Radiator Stop Leak
#adLiqui Moly #ad - Liqui moly radiator stop-leak completely seals such leaks immediately with ease. . Secures the combustion chamber from damages caused by coolant admission. For all cooling water and heating systems with and without water filters.More information #ad
Brand | Liqui Moly #ad |
Manufacturer | Liqui Moly #ad |
Height | 0 Inches |
Length | 0 Inches |
Width | 0 Inches |
Part Number | 20132 |
Model | 20132 |
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7. Bar's Leaks
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Bar's Leaks 1109 Block Seal Liquid Copper Intake and Radiator Stop Leak, 18 oz.
#adBar's Leaks #ad - Repairs blown head gaskets. Repairs blocks. Repairs heater core leaks. Seals larger leaks seals. Repairs freeze plug leaks.More information #ad
Brand | Bar's Leaks #ad |
Manufacturer | Bar's Leaks #ad |
Height | 2.6 Inches |
Length | 7.5 Inches |
Weight | 1.3 Pounds |
Width | 2.6 Inches |
Part Number | 1109 |
Model | 1109 |
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8. J-B Weld
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0.7 oz., J-B Weld DS-114 PERM-O-Seal Radiator Stop Leak
#adJ-B Weld #ad - What the pros use: mechanics, repair pros, and any avid DIYer knows our products bond strong to a variety of surfaces in even the toughest environments; and they have always been made in the USA.Money saving repair solution: The powered concentrate allows for an economical repair as compared to liquid based alternatives that use similar technology. Durable fast fix: the special compound will quickly seal leaks and will also act as a rust inhibitor and lubricant to internal cooling system parts.
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Jb weld delivers the legendary performance of the World's Strongest Bond. It will not clog or harm your cooling system. Our heavy duty adhesives repair & restore it right the first time. Jb weld perm o seal : is a specially formulated non-toxic compound ground to a very fine particle size to quickly mix and flow into all areas of the cooling system to find and seal leaks. Do it yourself: big or small, you can diy it with j-b.
Brand | J-B Weld #ad |
Manufacturer | J-B WELD #ad |
Height | 0 Inches |
Length | 0 Inches |
Weight | 0.1 Pounds |
Width | 0 Inches |
Part Number | DS114 |
Model | DS-114 |
Warranty | 1 year manufacturer |
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9. Prestone
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Prestone AS145 Radiator Sealer Stop Leak, 11 oz.
#adPrestone #ad - Stops the leak as well as the corrosive condition that causes it. Seals even large leaks without interfering with the flow through the radiator or heater core. Boosts corrosion inhibitors to protect against pitting and corrosion, which cause radiator leaks.More information #ad
Patented formula quickly stops leaks in radiators, water pumps, and heater cores. Combination of natural and synthetic components provides the ability to seal leaks up to 0020" x 05".Brand | Prestone #ad |
Manufacturer | Prestone #ad |
Height | 5.64 Inches |
Length | 1.91 Inches |
Weight | 0.82 Pounds |
Width | 3.04 Inches |
Part Number | AS145 |
Model | AS145 |
More information #ad