Mercury - Fuel Level Gauge E-F Fuel Monitoring White Face Black Bezel 79-8M6020053. OverviewThis E-F fuel gauge gives you a clear, steady read on how much fuel you've really got onboard. The needle settles in smoothly, so you're not trying to guess the level every time the boat rocks or you change speed. Out on the water, it's something you check without thinking-just a quick glance and you know where you stand for the rest of the ride. It's a simple, reliable piece of gear that fits right into