Torsynth 10W40 engine oil 1 litre Torsynth 10W-40 is a modern fuel-saving, universal engine oil based on mineral and synthetic base oils, which naturally have a high viscosity index. Balanced additives have been added to achieve the following properties: Fuel economy (up to 2%) Very high viscosity index and high resistance to shearing Smooth cold start Safe lubricating film at high temperatures Very good detergent and dispersant action (thus high Black Sludge prevention) Very strong anti-wear, anti-corrosion and anti-foam properties Suitable for automobiles with the latest catalytic converter technologies