Heavy-Duty Engine Oil Evaluations

API Plus CI-4 Performance Category

Poster (PDF)

Web Site

Mack T-9 (OBSOLETE)  
Detroit Diesel 6V92TA Lubricating Oil Performance Procedure (OBSOLETE)  
Caterpillar 1M-PC Method caterpillar1mpc.swri.org
Cummins M-11 EGR cumminsm11egr.swri.org
Caterpillar 1P Method caterpillar1p.swri.org

API CI-4 Performance Category

API CJ-4 (PC-10) Performance Category

Engine Lubricants Research Department
Fuels and Lubricants Research Division
SwRI Technical Divisions SwRI Home

May 17, 2012