Includes the adapter plates, tie bar and hardware required to connect twin engines utilizing single or twin front mount outboard cylinder(s) p/n 64-826491A 1(HC5342).. Fits:. Mercury/Mariner 90-115 HP (1984), 115-220 (1985-1988), 100-115 (1989). Johnson/Evinrude 80-225 HP (1991 and newer)