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Sp268-Q-Synthetic Motor Oils, The University Of Tennessee Agricultural Extension Service

Machinery

Synthetic motor oils raise many questions of quality and price when compared to conventional petroleumbased motor oils. Synthetic motor oils are purported to be much better than petroleum-based oils and the price difference is substantial. Can engine owners justify the increased price for synthetic oils? The following facts and information may assist you in making decisions on selection and use of synthetic motor oils for your lubrication needs.

Synthetic oil is a product made by scientists under controlled conditions. Synthetic oil is a pure, idealized lubricant made from select chemical basestocks and additives. It is engineered to perform under rigorous …

Sp268-P-Small Engine Maintenance & Operation, The University Of Tennessee Agricultural Extension Service

Machinery

Common causes of problems with small engines on lawn and garden equipment

Sp399-B-Facts About Engine Oils, The University Of Tennessee Agricultural Extension Service

Machinery

No abstract provided.

Sp268-I-Oils For 2-Cycle Engines, The University Of Tennessee Agricultural Extension Service

Machinery

In 1947, the Society of Automotive Engineers established a standard for motor oils used in four-cycle engines. The standard was updated and changed in 1970 to reflect improvements in oil quality mandated by engine manufacturers. This current rating system for motor oils has assisted consumers in selecting the proper oil for use in their four-cycle engines.

Until recently, there had been no rating system for oils used in two-cycle, air-cooled engines. In fact, many owners of two-cycle engines were using motor oil designed for four-cycle engines. Motor oil will mix well with gasoline and appears to function as well as …