MOTUL RADIATOR STOP LEAK - CAR / MOTORCYCLE WATER RADIATOR LEAK STOPPER MOTUL RADIATOR STOP LEAK is designed to be used with all types of diesel and petrol engines, injection or carburettor, with or without catalytic converter, for all types of fuel. MOTUL RADIATOR STOP LEAK repairs micro-leaks and small leaks. Works quickly in all liquid cooling systems. MOTUL RADIATOR STOP LEAK repairs leaks in water coolers and heat exchangers, pumps, valves, connectors and expansion tanks without clogging the system. Recommended in all liquid cooling systems of cars, commercial vehicles, etc. and for industrial heat exchangers. It can be used curatively or preventively. Compatible with all types of antifreeze (inorganic, hybrid, lowbrid and OAT). It allows a perfect lubrication of the cooling syste.