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Popular in NASCAR and Road RacingReformulated for improved frictional propertiesSpecial detergents for improved lubricity and less detonationPolyol ester base stocks provide more stability and film strength when exposed to excess fuel dilutionEach of these products has no less than 2200ppm of zinc and phosphorus for anti-wearEach race oil product is a multi-grade offering 2-4% more power than oil of a similar viscosity - 20WT is a 5W20 30WT is a 10W30 40WT is a 15W40 50WT is a 15W50Improved protection at startup lower oil temp cleanlinessRemember to change these oils more frequently than regular motor oilsTYPICAL PROPERTIESPhosphorus avg PPM 2500Zinc avg PPM 2400Viscosity Grade N/ASAE Viscosity Grade 10W30Vis @ 100 C cSt 10.5Vis @ 40 C cSt 72Viscosity Index 131CCS Viscosity Poise @ C 34@-20 CPour Point C -50Pour Point F -58