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Gunk C105 M-P Radiator Sealant and Conditioner - 5.5 oz


Brand: Gunk

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Product Description

Gunk C105 M-P Radiator Sealant and Conditioner - 5.5 oz

A heavy-duty sealant to repair leaks in radiators, blocks, and cylinder heads. Insures positive protection against head gasket and cylinder head seepage. Lubricates water pump. Acid neutralizer prevents lime and scale deposits. Inhibits against rust formation and corrosion.


  • Size: 5-1/2 Oz
  • Water pump lubricant
  • Circulates through the cooling system., Seals leaks, stops head gasket and combustion chamber seepage, prevents rust and lime from forming
  • In a plastic bottle

Outstanding Properties:

One application seals leaks, lubricates water pumps, neutralizes coolant acids, and inhibits cooling system from future rust formation and corrosion. Conforms to U. S. Government MIL Spec. C-13713.

Use Directions:

Shake contents well. Caution: Use extreme care when removing cap from hot radiator. With engine at normal operating temperature, add entire contents to radiator. Replace radiator cap and run engine for at least 15 minutes to seal leaks.

Product Limitations:

This product is not intended for the solution of major mechanical problems or the sealing of large holes.

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