Mercury - Quicksilver Fuel Line Connector 5/16" Quick Disconnect Evinrude, Johnson & OMC Outboards 802196Q. Overview. A solid fuel connection makes all the difference when you're out on the water. The Mercury Marine 802196Q Quicksilver Fuel Line Connector is built for Evinrude, Johnson, and OMC outboards, giving you a reliable clip-on connection for your 5/16-inch (8mm) fuel line. It locks on firmly and seals tight to keep your fuel flowing clean and steady. Whether you're replacing a worn-out c