Classic Fuel Solutions (CFS) storage plus is an ethanol free unleaded petrol which is capable of being stored for up to 3 years. This makes it perfect for vehicles which do not get used regularly, especially classics with rubber fuel hose and other fuel system components which can be degraded by ethanol. Storage plus burns extremely cleanly and has a 99 RON octane so is ideal for high compression or forced induction engines.Can be stored for up to 3 years with no negative effectWill not effect rubber fuel hose, gaskets or carburettors used on classic vehiclesIdeal for high compression or forced induction engines which require a high octane99 RON (Research octane number)92 MON (Motor octane number)0% Oxygen10 litre drum