DESCRIPTION
Valvoline Cooling System Stop Leak is a sealant for cooling systems. Effectively protects the cooling system and the cooling channels of the engine against sealing damages.
Applications
- Suitable for all cooling systems of gasoline and diesel engines. Also for closed cooling systems.
- Fully compatible with all types of antifreeze and coolants.
- It has no harmful effect on rubber, plastics, alloys and non-ferrous metals.
- Apply when :
- leaking cylinder head gaskets
- leaking cooling hose connections
- hairline cracks in the radiator, cylinder head or engine block.
FEATURES AND BENEFITS
- Direct effect : Valvoline Cooling System Stop Leak has an instant effect after application.
- Long-lasting result : Designed for long-lasting sealing of hairline cracks and leaks.
- Secures operation of cooling system : Effectively prevents coolant loss by sealing hairline radiator cracks and preventing sealant sweating. Does not block the cooling channels.
- Easy to use : Application through simply adding it to the coolant in the radiator. No specialist tools or equipment required.
USAGE ADVICE
- Take off the filling cap from the radiator, start the engine and put heating system on maximum. Wait till coolant starts flowing.
- Shake bottle and pour contents into the running engine’s cooling system.
- Fill the cooling system with coolant up to maximum capacity (take care not to overfill) and put on the cap. After filling, leave engine running at idling speed for a further 10 minutes or do a test drive.
- Check cooling system level, ventilation and system sealing after cooling down.
- Danger: Do not remove filling cap if engine is HOT!
- Dosage recommendations : Passenger cars: 1 bottle (300 ml) on max. 10 L of coolant. Trucks : 2 bottles (2 x 300 ml) on 30 L of coolant.