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Ilsac Engine Oil Specification
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International Lubricants Standardization and Approval Committee (ILSAC), was founded in 1992 by AAMA & JAMA manufacturer groups. The aim was to set up parameters, licensing and administration of lubricant specifications.
Together with API, SAE & ASTM they formed EOLCS, the Engine Oil Licensing and Certification System. ILSAC oils often carry the API Service Donut Symbol including the Energy Conserving designation and(or) API Starburst Certification Mark.
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ILSAC GF-2 engine oil specification replaces GF-1 (in 1996). The oil meets both API SJ & EC-II requirements. GF-2 spec requires oils to meet stringent requirements for phosphorus content, low temperature...
ILSAC GF-4 engine oil specification is similar to API SM spec classification,however requires an additional sequence VIB Fuel Economy Test (ASTM D6837). GF-4 offers oxidation resistance, strict deposit protection,...