Passenger Car Engine Oil Evaluations

ILSAC GF-2 Performance Category

ILSAC GF-3 Performance Category

ILSAC GF-4 Performance Category

Poster (PDF)

Web Site

Ball Rust Test (ASTM D 6557) ballrust.swri.org
Sequence IIIG Test sequenceiiig.swri.org
Sequence IIIGA Test sequenceiiiga.swri.org
Sequence IVA Test sequenceiva.swri.org
Sequence VG Test sequencevg.swri.org
Sequence VIB Test sequencevib.swri.org
Sequence VIII Test sequenceviii.swri.org

ILSAC GF-5 Performance Category

Link to ILSAC GF-5 Performance Category booklet

Poster (PDF)

Web Site

Fresh Oil Viscosity Requirements (SAE J300)

ILSAC GF-5 Performance Standard

Gelation Index (ASTM D5133)

Wear and Oil Thickening (IIIG, ASTM D7320)

Wear, Sludge, Varnish (Sequence VG, ASTM D6593)

Valvetrain Wear (Sequence IVA, ASTM D6891)

Bearing Corrosion (Sequence VIII, ASTM D6709)

Fuel Efficiency (Sequence VID, ASTM D7589)

Catalyst Compatibility: Phosphorus Content (ASTM D4951)

Catalyst Compatibility: Phosphorus Volatility (Sequence IIIG‐B, ASTM D7320)

Catalyst Compatibility: Sulfur Content (ASTM D4951 or D2622)

Wear: Phosphorus Content (ASTM D4951)

Volatility: Evaporation Loss, Simulated Distillation (ASTM D5800, D6417)

High-Temperature Deposits: Deposit Weight (TEOST MHT, ASTM D7097)

High-Temperature Deposits: Total Deposit Weight (TEOST 33C, ASTM D6335)

Filterability (ASTM D6794)

EOFT (ASTM D6795)

Fresh Oil Foaming Characteristics (ASTM D892)

Fresh Oil High‐Temperature Foaming (ASTM D6082)

Aged Oil Low‐Temperature Viscosity (ROBO, ASTM D7528 or D7320)

Shear Stability (Sequence VIII, ASTM D6709)

Homogeneity and Miscibility (ASTM D6922)

Engine Rusting (Ball Rust Test, ASTM D6557)

Emulsion Retention (ASTM D7563)

Elastomer Compatibility (J2643, ASTM D7216)

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

February 09, 2012