The World’s Source for Engine Oil Data

Oil Tests Conducted

Custom Collection Testing

An expanded test slate is now available including more than 150 test methods. In addition to chemical characterization, oxidation, wear, and performance testing, the test slate covers the IOM Classic Archive test matrix prior to 2021. Customized data reporting formats are also available including demographics of collection, i.e., location and purchase price. Analysis of data results by industry specifications is also a service offered by our experienced industry experts.

The IOM Modern Series Test Matrix

The IOM Modern Series Test Matrix for samples in the database from 2021 to current consists of the following bench test results.

Method Test Description
ASTM D445 Kinematic Viscosity 100°C
ASTM D874 Sulfated Ash
ASTM D2896 Base Number
ASTM D4683 HTHS, High Temp High Shear Viscosity
ASTM D4684 MRV, Yield Stress
ASTM D5185 Elemental Analysis by ICP
ASTM D5293 CCS
ASTM D5800 Noack Volatility, Procedure D

For the historical IOM text matrix data performed on the 19,000+ engine oils collected prior to 2021, review the list of 150 test methods.

We invite you to leverage the comprehensive scope of information we offer as we continue to enrich our repository. Contact us if you have specific inquiries regarding our engine oil data.

Classic Archive - 1990s to 2020
Modern Series - 2021 to Current