PolyX™ Synthetic Zinc (ZDP) Pac Motor Oil Optimizer # 8931 PolyX Synthetic Zinc Pac is available for on-road use in high performance engines equipped with catalytic converters requiring a higher level of Zinc type protection. 1 - 32 ounce bottle will increase the protection level of 10 quarts of engine oil by 1000 ppm, just like our off-road version of ZDDP. We recommend 3-4 ounces per quart of motor oil for outstanding performance gains and metal protection. Synthetic Zinc Pac Motor Oil Optimizer should be used by engine builders racing professionals and automotive enthusius concerned with wear protection as well as protecting the Environment by reducing the exhaust emissions. Also classic car owners that need to increase current API rated "SM" engine oil specification to a safer "SD,SJ" found in1964 through 1978 performance cars especially engines with flat tappet cams, while reducing exhuast emissions. See Graph for protection results. |