K Seal HD vs Blue Devil

In the following table you can find the differences between K Seal HD and Blue Devil Head Gasket Sealant:

K Seal HD vs Blue Devil Head Gasket Sealant

K Seal HD

Fixes: To seal cracks in the head gasket, radiator, heater core, freeze plugs, water pump casing and metal components of the cooling system.  

Blue Devil Head Gasket Sealant

Fixes: Seals cooling system leaks such as blown head gaskets, warped and cracked heads, heater cores, and freeze plugs.
  • To be used for all cars, buses, motorbices, trucks, agricultural machinery and construction vehicles with Water Cooled gas and diesel engines.
  • It is save to use with copper, bronze or aluminium radiator cores.
Usage: Can be used on all gasoline or diesel water cooled systems.
Contains: Ceramic micro-fibres and copper fines of varying size. Contains:
  • using copper in the K-Seal sealant has a positive effect to the strength and it also helps to conduct that across the crack or hole.
  • Mixes with all types of glycol based coolant and antifreeze.
  • It is non-clogging and contains nothing that can harp your engine.
  • It bonds to metal, aluminium and alloy.
  • You can drive you car after 1 or 2 hours after using blue devil sealant.
    • 8oz K-Seal™ sealant for cooling systems up to 20 quarts capacity.
    • 16oz Heavy Duty product sealant for cooling systems up to 50 quarts capacity

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