Red Line 40WT Race Oil (15W40)

Red Line 40WT Race Oil (15W-40) — Engineered for Circle Track Performance

Built for the intense demands of circle track racing, Red Line 40WT Race Oil (15W40) is a fully synthetic race oil delivers exceptional protection, power, and clarity under extreme conditions.

• Multi-grade 15W-40, offering 2–4% more power than conventional oils of similar viscosity

• Reformulated for enhanced frictional properties and lubricity, helping reduce detonation

• Made with polyol ester base stocks for superior film strength and thermal stability, even under heavy fuel dilution

• Loaded with at least 2200 ppm of zinc and phosphorus (ZDDP antiwear additives) to protect critical components like cams and lifters

• Provides better startup protection, lower operating oil temperatures, and enhanced engine cleanliness

• Optimized for frequent oil changes in race conditions—designed to be refreshed after every event for peak performance

• Trusted across circle track disciplines—used in stock car racing, sprint cars, Dirt Late Model teams, NASCAR Spec engines, and more

Why Circle Track Racers Choose It:

Circle track racing pushes engines to the edge—high RPMs, sustained load, and extreme heat. Red Line’s 40WT Race Oil excels in these environments by offering:

• Unmatched wear protection with robust additive levels

• Consistent lubrication even when fuel dilution challenges oil integrity

• A clean, powerful ride, helping your engine run cooler and stronger lap after lap

Sold by the case: 12 x 1-qt. bottles