Sealit Coolant Leak Repair


Sealit Coolant Leak Repair

Sealit Coolant Leak Repair is a professional and permanent sealant for engine and radiator leaks.

One Step : Pour and Go …. Guaranteed

SKU: LHOSC.25 Category:


Sealit Coolant Leak Repair

Holts Sealit is a professional multifunctional leak repair suitable for all cars.

Permanently seals most leaks in :


  • Engine Blocks
  • Cylinder Heads
  • Head Gaskets
  • Freeze Plugs
  • Water Pump Gaskets


  • Radiator
  • Heater Core
  • Hoses

Benefits / Advantages:

  • Mixes with all coolant / anti-freeze
  • No need to drain or flush cooling system
  • Easy to pour and go formula
  • Proven to reduce corrosion
  • helps prevent future leaks

Easy to use:

  1. Remove cap from radiator or expansion / header tank
  2. Shake bottle for at least 30 seconds
  3. Add directly to radiator or expansion/header tank
  4. Ensure engine is on and run engine at idle
  5. When the engine reaches operating temperature the leak will stop within minutes
  6. With the engine off and cool check system is full





Additional information

Weight 0.250 kg


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