Introduction
We will continue to keep you informed on the development of performance tests by the various ASTM Surveillance Panels, including details relating to the purpose, running conditions and status.
The following performance tests are currently being considered by ILSAC for inclusion in the GF-5 category.
Proposed Tests |
Performance Characteristic |
Comment |
|
Sequence VID |
Fuel Economy |
VID test details released to ASTM. Test proceeds to precision matrices |
| ROBO |
Used Oil Pumpability |
Measurement is MRV pass in original CCS grade or +1 grade of used oil |
| TEOST 33C - ASTM D6335 |
Deposit gain, mg |
Test was in GF-2 |
| ASTM D6894 |
Used Engine Oil Aeration |
Test was in PC-9 |
| Sequence IIIG EOT |
Phosphorus Volatility |
Test recommended to ILSAC/Oil but not yet adopted |
| Chrysler |
Emusion Retention |
Await clarification from Chrysler |
| ASTM D1748 |
Rust Protection |
100 hr. sand blasted panel |
| ASTM D7216-05 |
Seal Compatibility |
Seals as in PC-9 |
Sequence VID Limit Calculations Update #6, June 2009
ROBO Update to ILSAC May 09 Update #6, June 2009
Key OEM and oil marketer representatives offer their thoughts on the effect of higher moly oils on turbochargers Update #6, June 2009
Combined ACC and API Presentation: Used Oil Aeration for GF-5 (PDF 145kB) Update #4, January 2009
Proposed New Performance Tests (PDF 96kB)
ROBO Recommendation to ILSAC/Oil and PCEOCP (PDF 39kB)