Sierra International 18-5784-1 Power Pack 18-5784-1. 6L (1986-1987) outboard engines. Includes one power pack per package. It is interchangeable with Mallory 9-25005 and 9-25006; CDI 113-2704 113-2811 and 113-3110; and Johnson/Evinrude Outboard 582704...