Technical Paper
Development of JASO 2-Stroke Engine Oil Standards
1993-11-01
931938
The 2-Stroke Engine Oil Subcommittee of the JSAE has developed the following five JASO (Japan Automobile Standards Organization) 2-Stroke Gasoline Engine Oil Quality Standards for motorcycle, utility and outboard engines: 1) JASO M340-92 Lubricity test procedure for evaluating two stroke gasoline engine oils 2) JASO M341-92 Detergency test procedure for evaluating two stroke gasoline engine oils 3) JASO M342-92 Smoke test procedure for evaluating two stroke gasoline engine oils 4) JASO M343-92 Exhaust system blocking test procedure for evaluating two stroke gasoline engine oils 5) JASO M345-93 Two stroke gasoline engine oils These standards consist of four kinds of engine test procedure and a classification system which includes three physico chemical properties of an oil.
