Mercury - Fuel Level Gauge E-F Fuel Monitoring Black Face Brushed Bezel 79-8M6020041. OverviewThis fuel level gauge gives you a clear, steady look at what's left in the tank without jumping around every time the boat shifts. The needle settles into a smooth, calm sweep, so a quick glance tells you what you need to know. Out on the water, it feels reliable and easy to read-nothing tricky or dramatic. It's simply a helpful gauge that becomes part of your normal rhythm at the helm.. Key Features •