Hello i have a a 1998 4x4 f150 5.4 sohc with alittle under 400000 miles on it. Engine finally gave up. I also have a 2000 lincoln navigator with the 5.4 dohc Engine has about 70 miles. Ik the harness are not the same but cant find anything on this how do I still keep the 4x4 if I need to change the harness with the new engine. Anthing help. Thanks.

 

You need to switch the wiring harness