The Schaeffers 0708 15W40 Supreme 7000 Synthetic Plus 1 Gallon is designed for extra protection for when engines are operating at higher temperatures. It features rapid circulation and excellent pumpability, and is compatible with all types of seals. The oil also has reduced oil ageing for increased drain intervals and substantially reduced oil consumption. In addition, the oil contains extra zinc to protect flat tappet cam engines and other components from wear.