

ATC1157 is a dispersant inhibitor package developed for mainline heavy duty diesel engine oils. This package, when used with our OCP VII, ATC1157, fully meets the API licensed requirements of CJ-4/SN in both SAE 15W-40 and 10W-30 viscosity grades. In addition, the technology is fully approved against a number of original equipment manufacturers (OEMs) performance specifications in appropriate grades and base stocks – including Caterpillar ECF-3, Cummins CES 20081, Detroit Diesel Power Guard 93K218, Mack EO-O Premium Plus, Renault VI RLD-3, Volvo VDS-4, and Ford WSS-W2C171-E specifications. For specific formulation recommendations and licensing details, please contact your US Global Petroleum representative.


ATC1157 is a dispersant inhibitor package developed for mainline heavy duty diesel engine oils. This package, when used with our OCP VII, ATC1157, fully meets the API licensed requirements of CJ-4/SN in both SAE 15W-40 and 10W-30 viscosity grades. In addition, the technology is fully approved against a number of original equipment manufacturers (OEMs) performance specifications in appropriate grades and base stocks – including Caterpillar ECF-3, Cummins CES 20081, Detroit Diesel Power Guard 93K218, Mack EO-O Premium Plus, Renault VI RLD-3, Volvo VDS-4, and Ford WSS-W2C171-E specifications. For specific formulation recommendations and licensing details, please contact your US Global Petroleum representative.