CONTAINS - ester base oils with the highest film strength and affinity for hot metalPROVIDES - lubricating qualities of castors, but with exceptional cleanliness, increased power, and excellent scuff protectionCOMPATIBLE WITH - with reformulated fuels, each product works in both premix or injection systemsPOPULAR KART OIL FOR - its low friction, clean-burning characteristics, lack of engine wear and ease of tuning. Due to its efficient nature, racers sometimes choose to use less oil in their fuel mixtures than with other products.WHY RED LINE - Established in 1979, Red Line Products perform & protect better than any on the market. No compromises