Description Castrol Classic GP50 Engine Oil is specially formulated to deliver premium protection and performance for vintage and classic vehicles. This high-quality monograde oil provides excellent lubrication for older engines, offering superior protection against wear, corrosion, and sludge. Features Traditional mineral based, low detergent SEA 50 monograde engine oil. Offers excellent high temperature performance, excellent noise suppression and a very high level of engine wear protection. Ideally suited to pre-1950 performance cars and pre-1970 motorcycles. GP 50 is suitable for applications requiring an oil of high viscosity and relatively low performance level such as older engines and some motorcycles where an API SB performance level is required.
