Suitable for engines used in both street and racing applications, Delivers excellent shock load and high temperature protection to heavily stressed engine parts, It's 1,500 ppm Zinc and 1,340-1,400 ppm Phosphorus contents provide the needed anti-wear protection, Includes 1 filter, Features a common 13/16"-16 thread size. Max flow rate is 28 GPM and has a 61 micron rating.