Oil Exced RSK M (1 Lt) Red is a synthetic lubricant based on high viscosity castor oil, specially designed for 2-stroke running engines. It is ideal for karts and is compatible with traditional species as well as methanol / ethanol mixtures. This oil ensures excellent lubrication properties and reduces the accumulation of carbon deposits in the combustion chamber and in the exhaust orifices. Sold by 1 liter, it is formulated to ensure optimum lubrication in high-speed motors subjected to high mechanical stresses and high temperatures.