CLASSIC ENGINE OILS
Castrol Classic XL 20W-50For pre-1980 modern classic cars
A conventional multigrade engine oil of good all round performance, 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.
Castrol Classic XL 30For pre-1950 veteran, vintage and classic cars
A high quality monograde engine oil which is also used in most types of manually operated gearboxes fitted to vintage and classic cars.
Offers excellent cold temperature starting and improved oil pressure at high operating temperatures
Castrol Classic XXL40For pre-1950 cars and pre-1970 motorcycles
A high quality monograde engine oil recommended for single and multi-cylinder engines under road and competition conditions.
Castrol XXL 40 is also recommended for many single and multi-cylinder pre 1970 classic motorcycles for engine and gearbox lubrication.
Must not be mixed with Castrol R30 or R40 or with any other synthetic castor or synthetic based oils
Castrol Classic GP50For pre-1950 performance cars and pre-1970 motorcycles
Traditional, low detergent SAE 50 monograde engine oil, which offers excellent high temperature performance, excellent noise suppression and a very high level of engine wear protection
Castrol R40Castrol R40 provides the ultimate in lubrication. If the best possible performance coupled with reliability is the aim then the remarkable stamina and great film strength of Castrol R40 will provide a valuable margin of safety at ultra high engine speeds and temperatures.
A castor based lubricant which is primarily designed for the racing world; however its unique properties can also benefit private owners interested in high performance.
Never mix Castrol R40 with mineral based or synthetic crankcase oils
Castrol B353A carefully blended SAE 40 formulation employing castor oil to provide the utmost wear and protection to high revving race engines.
The oil is ashless and contains superior anti-oxidant properties to avoid combustion chamber deposits and undue thickening.
B353 should not be mixed with any other oil, whether mineral, vegetable or synthetic