It’s common knowledge that as oil temperature increases, viscosity decreases. The best way to combat this issue is a higher viscosity, thermally stable engine oil that can perform consistently at these elevated requirements. Fortified with ZINC Technology and bolstered with the Lucas Semi-Synthetic additive blend.

  • KEY BENEFITS
  • Fortified with extra ZINC for severe racing applications
  • Resists breakdown and contamination from exotic fuels such as nitro and methanol
  • Resists thinning out at high crank-case temperatures
  • More From This Category

    LUCAS Synthetic SAE 5W-40 CJ-4, 1 Gallon (3.79 litre), Each

    LUCAS Synthetic SAE 5W-40 CJ-4, 1 Gallon (3.79 litre), Each

    $121.86

    LUCAS Synthetic SAE 15W-40 CK-4 Truck Oil, 1 Quart (950 ml), Each

    LUCAS Synthetic SAE 15W-40 CK-4 Truck Oil, 1 Quart (950 ml), Each

    $28.63