Sunoco S70LE15 is an oxygenated high-octane, leaded race fuel designed for historic racing. It contains 70% sustainable components and offers excellent valve seat and detonation protection for engines that require leaded fuel.Discover the key features of this race fuel:High-Octane Rating of 104 RON: Delivers superior performance and efficiency, allowing engines to operate at their maximum potential without detonation.70% Sustainable Components: Utilises eco-friendly ingredients, reducing environmental impact while maintaining high-performance standards.Excellent Valve Seat Recession Protection: Ensures longevity and durability of engine components, particularly in engines originally designed to run on leaded fuel.Oxygenated with Ethanol: High oxygen content enhances combustion efficiency and power output, contributing to improved overall engine performance.Additives to Mitigate Ethanol Effects: Protects the fuel system from the potentially harmful impacts of ethanol, ensuring consisten