This OEM-style, direct-fit replacement unit will easily install into your fuel tank and will give proper fuel gauge readings. Each unit is inspected, pressure tested and an OHMS test is performed to ensure trouble-free performance. The plastic float will give you factory-type performance. This Fuel Sending Unit features stainless steel construction with the stock 5/16" size outlet tube. This unit is intended to be used by Mustangs without low fuel warning systems. This kit includes a gasket for trouble-free installation. The locking ring not included.