Castrol Power 1 Racing 4T 10W-40 is a fully synthetic 4-stroke engine oil for modern, high performance sports bikes that increases engine acceleration and power right up to maximum rpm. Castrol Power 1 Racing 4T 10W-40, using Race Derived Technology based on Castrol's long and successful racing association, flows fast and stays strong, reducing internal engine friction even under the most arduous riding conditions.
eBay