Product Name	Key Features
ProMarine 3 series (312, 315, 320, 330, 340)	SAE 30 grade oils with TBN values ranging from 12 to 40 mg KOH/g. Recommended primarily for the lubrication of both the cylinder and crankcase of medium-speed trunk piston type marine diesel engines operating on high sulphur fuels. Also suitable for other auxiliary shipboard applications. Available as either API CD or CF quality oils.
ProMarine 4 series (412, 415, 420, 430, 440)	SAE 40 grade oils with TBN values ranging from 12 to 40 mg KOH/g. Recommended primarily for the lubrication of both the cylinder and crankcase of medium-speed trunk piston type marine diesel engines operating on high sulphur fuels. Also suitable for other auxiliary shipboard applications. Available as either API CD or CF quality oils.
ProMarine 5 series (570)	Highly refined marine engine oil containing additives, which impart outstanding resistance to corrosive wear, and a high standard of piston and cylinder cleanliness. A SAE 50 grade oil of typical 70 mg KOH/g TBN value. For lubrication of low speed cross head type marine diesel engines burning high sulphur residual fuels.

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