Mineral Oil for Classics Castrol Classic XL20w/50 is a premium multigrade engine oil of good all round performance. Formulated with high quality mineral oils, plus carefully selected additives, it is ideally suited to older technology and classic car and motorcycle engines. For pre-1980 classic cars and motorcycles A conventional 20W-50 multigrade engine oil Formulated with high quality mineral oils plus selected additives Ideally suited to older technology and classic car engines Offers excellent oil consumption and a very high level of engine wear protection API: SF/CC
