Mercury - VesselView Link Module SmartCraft Integration Harness Single Engine 8M0110639. Overview. If you're rigging a single Mercury engine and want your VesselView display to show real numbers straight from the motor, this is the piece that makes it happen. The VesselView Link (8M0110639) ties your engine into SmartCraft so the display can read everything in real time - RPM, trim, temps, voltage, fuel flow, you name it. It's a small, sealed module with the harnessing you need, made to drop rig