What would it cost to replace my engine with a good used one? on 1999 Ford Expedition

The cost of repair is too high for me I would like to replace the engine with either a used salvage yard one or rebuilt one or maybe a new one. What is the cost of these choices?

Asked by for the 1999 Ford Expedition
2 answers
about 800 to 1500 for a used motor
FOR A SHOP TO DO EVERYTHING IS APPROX 4000.00 TO 5000.00 WITH APPROX 500.00 WORTH OF EXTRAS U MAY NEED. THE MOTOR ITSELF RANGES FROM 1500.00 TO 2000.00