Leak stop - a sealant for engine oil system. 443 g. Highly efficient product for gasoline and diesel engines. The compound penetrates into rubber gaskets and seals, increases their volume and restores their elasticity. It reliably eliminates leaks through the gaskets of the valve cover, crankcase pan, seal of the crankshaft, etc. It is compatible with all types of motor oils. Application: Pour the product together with fresh motor oil. It starts working in 48 hours. The vessel is designed for the volume of motor oil 3 - 6 liters.