Lubricant perfectly suitable for engines as well as gearboxes built between 1900 and 1950.Mineral monograde lubricant with very low detergent level for a complete compatibility with paper / felt / fabric gaskets.Small detergent level avoids soot and deposits removing in the lubricating circuit.Can be used as break-in oil if drain intervals are shorten.Complete compatibility with nonferrous metals as brass, bronze, copper.Reinforced adherence for easier start even after a long period of immobilization