Old Grades No Longer Available
If you are having difficulty locating an oil that appears to be no longer manufactured, please get in touch as I may be able to help. In the meantime the following may be useful.
Shell have produced a conversion guide to aid customers in locating replacement oils for those no longer made, or renamed. You can download a copy of the guide here.
The following cross reference guide may be useful in locating an alternative oil for old grades. You can download a copy of the cross reference chart here.