For motorcycles, it is generally recommended to use detergent oils over non-detergent oils. Here's why:
Detergent Oil: Detergent oils contain additives that help keep the engine clean by preventing the formation of sludge, deposits, and varnish. These additives help suspend contaminants and particles, preventing them from settling on engine components. Detergent oils also have better dispersant properties, which aid in removing harmful byproducts of combustion, such as acids and soot. This keeps the engine internals cleaner and promotes longer engine life.
Non-Detergent Oil: Non-detergent oils, on the other hand, lack the additives that aid in cleaning and dispersing contaminants. They are simpler in composition and are typically used in older, vintage motorcycles or specific applications that require non-detergent oils. Non-detergent oils may be suitable for certain specialized uses, such as some two-stroke engines or certain gearboxes, where the presence of detergents could cause issues.
In modern motorcycles, especially those with four-stroke engines, detergent oils are the preferred choice due to their cleaning and protective properties. These oils help maintain proper engine lubrication, reduce the formation of harmful deposits, and extend the life of engine components. They are designed to meet the specific requirements of motorcycle engines, providing superior performance and protection.
It's important to note that when selecting oil for your motorcycle, it is crucial to consult the manufacturer's recommendations in the owner's manual. The manufacturer's guidelines will provide the most accurate information on the specific oil type, viscosity, and other specifications suitable for your motorcycle's engine. Following the manufacturer's recommendations ensures optimal performance, reliability, and longevity of your motorcycle's engine.