... Color, ASTMD 1500 L2.5 Flash Point (COC),°C(°F) -208(406) Pour Point,°C(°F) -42(44) Viscosity,Kinematic Cst @40 ... Index 145High-Temp/High-Shear Viscosity,after shear,CP@150 °C 3.3Rust Test PASSFoam Test ,ASRM D892 PASSSulfated Ash,ASTM ... requires its use to maintain engine warranty .Proven performance in 4-stoke cycle outboard marine enginesOutstanding protection against rust and corrosion ...