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JB Weld Permoseal Radiator Stopleak

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JB Weld Permoseal Radiator Stopleak

  • A lasting permanent repair for all car, truck, van, bus and tractor radiators.
  • Cannot clog, obstruct or harm the cooling system
  • Contains unique water pump rust inhibitor water lubricant
  • Easy to use

How To Use:

  • Pour contents of package slowly into radiator while running motor fast enough to circulate water.
  • Continue to run motor until water is hot and leak stops.
  • Use the same manner for cracked cylinder heads and water jackets.
  • For extra large leaks where water runs out befoore Permoseal has time to work, catch the solution and pour back into radiator, repeating the operation until a complete seal is effected.
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