RAVENOL Professional Radiator Stop Leak is added to the radiator. If there are filters in the cooling system, a radiator jointing material may not be used.
Area of application:
- Severe sweating of cylinder head gaskets
- Leaky hose connections
- Hairline cracks in the radiator, cylinder head or engine block
Application: RAVENOL Professional Radiator Stop Leak suffices for 10 litres of coolant. Open the heating valve completely. The engine should be at operating temperature.
Shake the can and fill the content into the cooling system with the engine running. Add coolant.
After filling, allow the engine to continue to run for at least 10 min. or take a test drive. Check the system’s coolant level, absence of air and leak tightness.
For truck radiators mix ratio max. 1:100.
RAVENOL Professional Radiator Stop Leak is also suitable for closed cooling systems.
RAVENOL Professional Radiator Stop Leak is completely compatible with anti-freeze agents and coolants.
RAVENOL Professional Radiator Stop Leak is neutral in regard to rubber, synthetic materials, light alloys and non-ferrous metals.
- Protection against sweating cylinder head gaskets
- Sealing of hairline cracks and leaks in the cooling system