Sierra's 18-5156 Contact Set is designed for use with Johnson/Evinrude 1.2 HP to 40 HP outboard engines. Includes one contact set per package. It is interchangeable with Mallory 9-29008, GLM 70070, and Johnson/Evinrude Outboard 0580148. Each Sierra product meets or exceeds the original equipment part it replaces. Fit specific, check part numbers to ensure proper fit.