Valvoline VR1 Racing 10W-40 engine oil is a race proven, semi synthetic lubricant formulated to provide high load carrying characteristics, minimum foaming and maximum resistance to thermal degradation. VR1 Racing 10W-40 engine oil is recommended for engines burning petrol and full or partial alcohol fuels in track and street service. VR1 Racing engine oil is for use in any car, light truck, or van where API SJ is recommended. Race proven high performance lubricant for high load and racing applications. Exclusive chemistry reduces internal friction and enhances power output under extreme conditions for improved horsepower. Protects against high-temperature deposits for a cleaner engine. Formulated with enhanced anti-foam system. ZDDP additive provides tough anti-wear protection. Compatible with racing fuels Suitable for use Petrol, E10, E85 and Competition fuel (avgas, methanol, nitro and methanol) Competition application Designed for high performance application 4, 6, V6, V8, naturally aspirated, supercharged & single/twin turbocharged engines. Resists Thermal Breakdown Ensure consistent lubrication protects under high RPM with improved oil film strength and reduced oil consumption. Wear protection High levels of Zinc (ZDDP) additive provides tough anti-wear protection.