Sierra 18-5176 Ignition Coil Kit 4.5-85 and 90-235hp Sail Drive. Johnson Evinrude OMC Ignition Coil. For every Cylinder one Coil is required. Example 2-Cylinder Engines require 2ea, Three Cylinder Engines require 3ea, i.e. This coil replaces 582366, 583737 and 584561.
