Compatibility Mercury 1217222-1448139 35 Mercury 1571114-6445652 35 Mercury 6445653 & Up 35 Mercury 1224481-1476509 40 Mercury 2 Cylinder 4862103-6445653 40 Mercury 2874704-4362214 40 Mercury 4 Cylinder OC159200 & Up 40 Mercury 4362215-4860102 40 Mercury 1279685-1476509 45 Mercury 5531630 & Up 45 Mercury 1421113-1521913 50 Mercury 1521914-2514918 50 Mercury 2514919-45357639 50 Mercury 3 Cylinder 6428681-OD000749 50 Mercury 4 Cylinder 4962056 & Up 50 Mercury 4357640-4962055 50 Mercury 6428681-OD000749 60 Mercury 3 Cylinder 3283184-4571651 65 Mercury 3 Cylinder 4571652-4977156 70 Mercury 4977157-OB110053 70