New oils by Shell D ESIGNED for diesel engines operating in
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severe conditions, new Shell Rotella S and Rotella T oils are also suitable for commercial-vehicle petrol engines. It is claimed that the properties of Rotella S oils exceed the requirements specified in the classifications DEF2101D, DEF2101C tested with 1 per cent sulphur fuel (Supplement 1), ASTM MS and API Service DM and that these requirements are also exceeded by the Rotella T oils, apart from API Service DM; as well as MIL-L-2104B and API Service DS.
The more severe conditions for which Rotella T oils cater include stop-start and low-temperature operations. This range supersedes lubricants previously marketed under the Rotella T brand name. Made by: Shell-Mex and BP Ltd., Shell-Mex House, Strand, London WC2.