Total 199754 ELF Motor Oil (HTX 976+ SAE50), 33.81 Fluid_Ounces ELF HTX 976+ SAE-50 is a lubricant specially developed for 2-stroke competition engines used exclusively in a blend with leaded or unleaded petrol ELF HTX 976+ SAE-50 is used for the following applications: 2-stroke leaded and unleaded petrol engines running at high speeds (up to 18,000 rpm) ELF HTX 976 provides optimum protection against gripping.