Oil CASTROL  Power1 Racing 4T 10W-40 1L. It is an absolutely synthetic lubricant, developed for modern 4-stroke engines installed in high-performance sport motorcycles. It provides an increase in the acceleration and power of the engine in a sustained way right up to the maximum rpm level. Castrol Power 1 Racing 4T 10W-40, using race-derived technology gained through Castrol's long and fruitful relationship with the racing world, flows fast and stays strong, reducing engine friction even under the most severe driving conditions.