A Synthetic Blend, formulated with premium Pennsylvania Grade base oil and Drivens High Zinc/low-detergent additive package resulting in enhanced engine protection. GP-1 Nitro 70 takes advantage of the high Pressure-Viscosity coefficient of Pennsylvania Grade base oils to deliver thicker oil films under extreme pressures. Protects and reduces wear in competition engines under extreme loads and high fuel dilution. Nitro 70 is Not for street use. A competition only oil, compatible with Nitromethane, Methanol, Leaded Race Fuel, and Nitrous Oxide. Viscosity typical of 70 Grade.