Feature: 100% New and High Quality 1 Year Warranty Easy to install, Direct replacement. Item Type:Fuel Sending Unit Placement on Vehicle:Fuel Tank For 1987-1989 Ford Full-Size Pickup 19 gallon DIESEL ENGINE ONLY(rear)tank sending unit. Includes a new lock ring and O-ring but does NOT include the in-tank funnel filter. Will NOT work with GAS engines. Ohm range: Full 155-165, Empty 5-15 Fitment: For Ford F-350 1988-1989 V8 7.3L For Ford F-350 1987 V8 6.9L For Ford F-250 1988-1989 V8 7.3L For Ford F-250 1987 V8 6.9L OE Number: FMSU-5DER .