Specifically engineered for 4-stroke single cylinder, multi-valve racing engines, Combines the finest quality synthetic esters and highly-refined mineral base oils, Provides maximum anti-wear protection for valve-trains, rings, cylinders and pistons, Delivers maximum horsepower, Provides consistent clutch performance, Also suitable for air-cooled/liquid-cooled 4-stroke engines and wet clutches, Meets or exceeds API SM/SG/SH/SJ/SL/SN and JASO MA/MA1/MA2 requirements