Castrol® Power1® 10W-40 Full Synthetic Motorcycle Oil is expertly crafted to deliver peak performance for 4-stroke engines, ensuring maximum acceleration and superior protection. Utilizing race-derived technology, this premium oil flows rapidly to minimize internal friction, enhancing horsepower and engine efficiency. Designed for extreme high-temperature air-cooled and water-cooled engine performance, it offers excellent shear stability to prevent viscosity breakdown and maintain consistent protection. With superior high-speed engine safeguarding, outstanding oil consumption control, and optimized gear shift quality, it ensures smooth wet clutch performance. Meeting or exceeding API SL and JASO MA2 specifications, this full synthetic oil is the ideal choice for riders seeking reliability and durability in every ride.

Product Features:

Product Features:
• Race derived technology for maximum engine acceleration
• Extreme high temperature air-cooled performance and water-cooled engine performance
• Excellent shear stability to prevent viscosity breakdown
• Superior high speed engine protection
• Outstanding oil consumption and control, gear shift quality and wet clutch performance
• Meets or exceeds the following specifications:
• API SL
• JASO MA2