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“eee U. S. Shipping Board Motor Vessel “CITY OF DALHART” fitted with 6 cylinder, 2 cycle Busch-Sulzer 2900 H.P. Engine. This vessel is TEXACO lubricated, exclusively. Converted Motor Vessels involve new lubricating conditions Just as the modern motor vessel is Another thing, the first cost of the supplanting the steam propelled ships Diesel Engine is too great to disregard of earlier days, so the present day the importance of lubrication. marine engineer must change his oil So it is well to state here the re- © specifications to conform to the new quirements of the ideal Diesel Engine lubricating conditions involved. lubricant: To begin with, 1. It must lubricate thoroughly. 2. It must not form gummy deposits. 3. It must go through the separators easily and be readily reclaimed. 4. It must have a /ow pour test so as not to clog oil piping at low temperatures. 5. It:must be of proper viscosity to meet bearing pressures. 6. It must maintain effective lines com- pression to assure easy starting and delivery of full power. The oil must be such that it can be depended upon for uniformity. , And finally: All these requirements are ideally met by TEXACO URSA OIL For Diesel Engines Ask to see a sample of TE X ACO URSA OIL—the Oil that was used on a 25,641 mile round trip “without one penny for engine repairs’. THE TEXAS COMPANY Marine Sales Division The Dept. KN, 17 Battery Place, New York City Offices in Principal Cities Stocks Kept At Ports Throughout TEXACO MARINE REVIEW—November, 1927 13