Castrol Classic XXL 40 is high quality monograde engine oil recommended for single and multi-cylinder engines under road and competition conditions. Castrol Classic XXL 40 must not be mixed with either Castrol R30 or R40 or any other synthetic or castor/synthetic based oils.
Advantages Cars
- Summer use in petrol engines
- Winter use in engines which would otherwise have high oil consumption
- Some manually operated gearboxes
Advantages Motor Cycles
- Summer use in twin-cylinder 4-stroke engines
- Certain motorcycle gearboxes
Castrol Classic XXL 40 is suitable for use in automotive gasoline engines where an SB perfromance level is required.