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Perm-O-Seal DS114 Stop Leak
Perm-O-Seal DS114 Stop Leak, 0.07 oz, Can, Reddish Brown, Granule
Our Price: $2.45

Mixture of seven organic ingredients designed to permanently seal holes and cracks in radiators, water jackets, and cylinder heads. Just pour into the radiator while the engine is running, it seeks out holes, and swells shut as soon as it comes in contact with air. Will not re-dissolve, and draining or flushing will not affect the seal. On a card.
STOP LEAK RADIATOR
Prestone AS145Y Radiator Stop Leak, 11 oz, Light Brown Slurry
Our Price: $3.59

Seals even large leaks without interfering with the flow through the radiator and heater core tubes.
Radiator Specialty C105 Sealant/Conditioner
Radiator Specialty C105 Sealant/Conditioner, 5.5 oz, Plastic Jug, Green, Liquid
Our Price: $3.79

Circulates through the cooling system., Seals leaks, stops head gasket and combustion chamber seepage, prevents rust and lime from forming. In a plastic bottle.
Permatex 82099 Spray Sealant
Permatex 82099 Spray Sealant, 9 oz, Aerosol Can
Our Price: $11.49

Sprayable sealer that forms a rubber barrier to stop leaks. Wicking action seals hard-to-reach leaks without the need for disassembling or removing parts. Designed for low pressure leaks in hoses, oil pans, differentials, transmission pans, fluid reservoirs and plastic, PVC and metal pipes.
   
 
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