YANMAR Lubricating Oil Technical Data
SAE 15W-40, API CI-4 | SL
Marine FBO 15W40 CI4/SL are high quality detergent, dispersant type of crankcase oils blended from selected lube base oils with inherent oxidation and thermal stability. It has high TBN to take care of engine operating on residual fuels with having high sulphur. It has superior performance in sufficient alkalinity reserves to neutralize acidic products of combustion due to high sulphur fuels, good water tolerance and water shedding properties and improved crankcase and piston undercrown deposits.