Engine Pro Hi-Zinc Engine Protector

Contains an additive package including zinc, phosphorus, and other chemicals to protect stock and performance engines.The elimination of zinc from off-the-shelf motor oil has caused an alarming increase in rod bearing failures due to the high HP per cylinder that we sell you parts to achieve. 

The Engine Protection System provides you with a series of assembly lubes and additives specifically formulated for engines with no catalytic converters. It can clog cats when used over a long period of time.