Mercury - Trim Sender Kit 25-30 HP FourStroke Analog / Digital Compatible 8M0205046. Overview. The Mercury Trim Sender Kit (8M0205046) adds trim-sending capability to 25-30 HP 4-stroke 500cc outboards. This kit mounts directly to engines with the factory plate and works with both analog and digital trim systems.. Once installed, it provides accurate trim position feedback to your gauge or SmartCraft display, letting you easily monitor engine angle while running or trimming up.. Key Features. Add