The Dorman Quick Disconnect Fuel Line Repair Kit, No. 800-300, is a system for fabricating custom nylon replacement fuel lines and fuel line repair sections. The kits features tools with ergonomic clam-type grips, a clamp-block design to make joing nylon to nylong barbed fittings easier and a cutter for trimming. The straight and elbow connectors included are design to fit most popular applications.