GulfSea Power is a Trunk Piston Engine Oil (TPEO) designed for medium-speed diesel engines operating on residual fuels in marine, power generation, and industrial applications. Its advanced additive technology provides excellent engine cleanliness and wear protection, even under varied and severe operating conditions. The oil is available in SAE 30 and SAE 40 viscosity grades, with a Base Number (BN) ranging from 30 to 55, depending on application requirements. These oils offer excellent performance in the presence of water, including: - High water tolerance. - Improved water separation (demulsibility). - Good base number retention throughout the oil’s service life. The oil also meets API CF performance requirements.