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FIVE STAR 3 in 1 Radiator Stop Leak

STOPS LEAKS

3 in 1 Radiator Stop Leak is formulated to    

  • Seal leaks in block, head gasket, radiator core, soft plugs and heater

  • Stop rust and corrosion in entire cooling system

  • Lubricate water pump, prevent squeaking and extend pump life

  • Reduce foaming

  • Be compatible with all types of coolants and anti freezes

  • Be safe for entire system

DIRECTIONS FOR USE:

Check radiator level to make sure it is nearly full. Run engine at idle until radiator is at operating temperature. Shake can and pour entire contents into radiator.