Repsol Moto 4T racing 10W40 Full Synthetic oil, It's the ideal synthetic lubricant oil for very high performance 4-stroke engines. It's formula ensures maximum protection for all engine components, With special emphasis on the clutch and gearbox. It's efficiency is reflected in the reduced friction of the engine components and maximum power is maintained at all times. The results have been proven at the highest level in both national and international competitions under extreme conditions with specially prepared and standara bikes. It performs equally well on the road and on the racetrack.