Full synthetic with PAO and Ester base stocks and 2200 ppm of ZDDP for anti wear Recommended for V-twins that need more viscosity due to operation in extremely hot climates Popular for Evos and Twin Cam engines with big bore kits, stroker kits or issues with valvetrain noise Specifically blended for air-cooled V-Twin engines with traditionally wide clearances like Knuckleheads, Shovelheads and Panheads engines Superior film strength through the use of ester base stocks for protection and ring seal Extended drain intervals over other brands due to higher quality base stocks and excellent dispersants Details: Sold as 55 Gallon API Service Class SJ/SG/SH JASO MA SAE Viscosity Grade (Motor Oil) 20W60 Vis at 100 degrees C, CSt 23 Vis at 40 degrees C, CSt 177 Viscosity Index 161 CCS Viscosity, Poise, at degrees C 90 at neg 15 Pour Point, degrees C neg 45 Pour Point, degrees F neg 49 Zinc, Avg PPM 2125 Phosphorus, Avg PPM 2100 Molybdenum, Avg PPM 425 NOACK Evaporation Loss,1hr at 482 degrees F (250 degrees C), percent 5 Percent Viscosity Loss, 30 Pass ASTM D6278 0 HTHS Vis, CP at 150degrees C, ASTM D4741 7.0