Description
Race engines demand oil that can handle extreme temperatures, sustained high RPM, and shear forces that conventional oils simply can’t withstand. Lucas Oil’s 20W50 semi-synthetic formula delivers the thermal stability and film strength required for competition, whether you’re on the track or pushing limits on the dyno. This is purpose-built lubrication engineered to protect critical engine components when performance matters most.
- 20W50 viscosity grade
- Semi-synthetic formulation
- Racing-grade protection
- 1 quart bottle
- MPN: LUC10306
- Thermal stability optimized
- High-shear film strength
- Sold individually






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