Champion's Fully Synthetic Micro Sprint Racing Oils are the first purpose-built engine oils specially formulated to provide unmatched protection and performance in wet-clutch Micro Sprint engines. With a robust additive system, including specially-designed wet-clutch additives, and premium synthetic base stocks, Champion Fully Synthetic Micro Sprint Racing Oils deliver track-proven, race-winning performance. Exceptional clutch performance due to perfectly balanced friction modification Superb protection against engine and valve-train wear Resists thickening and sludging due to oxidation Provides excellent film strength under extreme conditions Unmatched control of contamination and combustion by-products Protects designed oil flow by keeping oil galleys clear Champion recommends its Fully Synthetic Micro Sprint Racing Oils for Micro, Lightning Non-Winged and Winged Outlaw, A Class, Stock Non-winged, Restricted A Class, Jr. Sprint, 1200CC Winged and Non-Winged sprint engines. Part# 4445H/12 12/1 QT.