BlueDevil Head Gasket Sealer 32 Oz Leak Seal Blue Devil

• Does not harm your vehicles engine

• Safe and easy to use

• Permanent repair

Directions:

• Cooling system must be clean and free
  flowing before applying the sealer

• Remove thermostat and flush cooling system
  using a radiator flush and then flush with water

• Fill cooling system with water

• Leave enough room for the recommended amount
  of BlueDevil that shows applications on the bottle

• Engine must be cold before you begin

• Remove the radiator cap and start the engine while cold, then turn heater to Max

• While the engine idling, pour BlueDevil into the radiator slowly
  (take 1 minute pour time for entire bottle – 30 seconds for 1/2 bottle)

• AAfter pouring BlueDevil slowly, let vehicle idle with cap ON for 50 minutes

• You do not need to flush the system a second time after process is complete/p>

• Let engine cool before installing new thermostat

• Drain enough fluid to refill with compatible antifreeze