VIRGIN GRAND 40-12 is a monograde marine trunk piston engine oil for highly rated high speed diesel engines, adapted to high sulfur distillate fuels up to 0.5%S. Excellent detergent and dispersant capabilities guaranteeing engine cleanliness in all running conditions. Very good anti-corrosion and anti-oxidation capabilities providing engine durability. Excellent anti-wear and extreme pressure performances allowing use in reduction gears. VIRGIN GRAND 40-12 meets the requirements of Japan Engine Corporation, MAN ES, and WinGD.