ELF HTX 909 SEA 50 is a lubricant specially developed for 2-stroke competi-tion engines used exclusively in a blend with leaded or unleaded petrol. Thanks to its high content in specially selected ricinus oil, ELF HTX 909 provides exceptional protection against gripping. ELF HTX 909 is used for 2-stroke leaded and unleaded petrol engines running at very high speeds (up to 25,000 rpm). ELF HTX 909 is used with complete satisfaction by the major teams in karting.