LAT Semi Synthetic Racing Oils


LAT’s 20w50 Semi Synthetic Racing Oils are formulated using our exclusive LFR additives, group 5 esters and the purest base oils combined with zinc levels over 2,000ppm. Our 20w50 blend offers the same benefits as the Pro 15w40 but with a thicker viscosity to provide excellent wear protection for cam lobes, valve trains, piston scuffing and other critical moving parts. Provides positive ring seal, increase horsepower, torque and more RPM than any other conventional oil. LAT’s Semi Synthetic Racing Oils are the best protection without the high cost of full Synthetics. Available in quarts and 55 gallon drums.


Recommended for sport compact racing, street, turbo charged, crate,
marine, alcohol and off road racing engines.

  • LAT exclusive LFR additive
  • High zinc levels
  • Strong Film strength
  • High RPM protection
  • Excellent ring seal
  • Appearance  Amber
  • Viscosity @100c  17.26cSt
  • Viscosity @ 40c  125cSt
  • Zinc wt  2200ppm
  • Viscosity Index   152.00

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