Mahatha petroleum private limited, an iso 9001-2000 certified company, offers mono grade engine oil. The mono grade engine oils are superior, heavy duty, high performance crank case oils for both petrol / diesel engines. These are high viscosity index oils fortified with package additives, containing detergent, dispercent, anti-wear, anti-oxidant and anti-foam additives. These oils give excellent wear protection and prevent bore polish, reduce combustion chamber deposits