Top 2 Best Coolant Leak Sealer

Permanent Coolant Leak Repair - Just Shake, Pour And Go.Fit Type Universal. Mixes With All Antifreeze. No Draining Or Flushing. Fixes Cracks And Leaks In Radiator, Head Gasket, Freeze Plugs, Cylinder Heads, Heater Core, Water Pump Casing And Engine Blocks.

Bar's Leaks Liquid Aluminum Stop Leak seals radiator leaks. Seals freeze plug leaks. Repairs gasket leaks and heater core leaks. Lowers water temperature.. Seals radiator leaks. Seals freeze plug leaks. Repairs gasket leaks. Special Shipping Information This item cannot be returned and has additional shipping restrictions. TIP If direct access to radiator is not available, install in overflow tank. All products are safe to use per the directions, proper dosage and in a clean system..

Stops Cooling System Leaks. Compatible with all brands of anti-freeze including conventional green or blue and extended life redorange or yellow OATHOAT coolant. Premium Carbon Fiber Formulation For Extended Protection. Stops cooling system leaks.

Patented formula quickly stops leaks in radiators, water pumps, and heater cores. Boosts corrosion inhibitors to protect against pitting and corrosion, which cause radiator leaks. Combination of natural and synthetic components provides the ability to seal leaks up to 0.020 x 0.5. Seals even large leaks without interfering with the flow through the radiator or heater core. Stops the leak as well as the corrosive condition that causes it.

Permanent coolant leak repair - Just shake, pour and go. Mixes with all antifreeze. No draining or flushing. Fixes cracks and leaks in radiator, head gasket, freeze plugs, cylinder heads, heater core, water pump casing and engine blocks. If product did not seal head gasket leak, the system might be Over-pressurized, which causes back pressure and doesn't allow the product to reach the problem area, on this page below under Technical Specification is a PDF Guide with instructions to follow to complete the repair successfully.

Seals leaks. Conditions cooling system. Inhibits rust and corrosion. Lubricates water pump seals. Helps control electrolysis.

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.

Repairs leaks. Prevents overheating. Extends cooling system life.

Non-toxic. DEX-COOL compatible. Engine application is based on liters of volume in cooling system. Formulated for automotive use. For use with all vehicles.

Product type Auto Accessory Stops and seals coolant leaks. Package dimensions 4.064 cm L x6.096 cm W x12.446 cm H It has double the power of most other stop leak products and saves. country of origin United States coolant andor water. One bottle treats systems. package weight 0.81lbs Works with all types and colors of antifreeze Thats why we created the Bars Leaks Radiator Stop Leak 2X Concentrate.. Seals Leaks in Radiators, Gaskets, Heater Core Freeze P lugs Works with all types and colors of antifreeze coolant.