Ultimate in two-cycle performance extreme cleanliness Popular in racing and daily applications like motorcycles marine snowmobile racing etc. Dyno proven for gains of 3-5% and more power over longer runs High-temp stability prevents deposits on combustion chambers exhaust ports upper ring and piston crown Suggested use at 50: 1 but useful up to 100: 1 depending on operating conditions Chemistry in Two-Cycle Kart Oil and Two-Stroke Race Oil are identical with different labels Contain ester base oils with the highest film strength and affinity for hot metal Increased power and excellent scuff protection Provides the lubricating qualities of castors but with exceptional cleanliness Low carbon residue dramatically reduces plug fouling and smoke Compatible with reformulated fuels Each product works in both premix or injection systems.