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Castrol Classic GP50 is a premium SAE50 monograde oil. Formulated with high quality mineral oils, plus carefully selected additives, it is ideally suited to older technology and classic car engines. •For pre-1950 performance cars and pre-1970 motorcycles •Traditional low detergent SAE 50 monograde engine oil •Offers excellent high temperature performance •Excellent noise suppression •Very high level of engine wear protection If you are unsure as to which oil type you require please visit Castrol Classic Oil Finder
