This is a link to a list showing the nominal Zn and P levels in their product line. Useful for comparing to UOA's.
https://www.mobil.com/lubricants/-/...-1/pdf/emsga-mobil1productguide-v2-9-1-22.pdf
https://www.mobil.com/lubricants/-/...-1/pdf/emsga-mobil1productguide-v2-9-1-22.pdf