New to all this so please bear with me,im thinking I may have to change motors I got a 98 f150 4x4 with the 4.6 and a 4.6 from a 2wd that im wanting to put in the 4x4 so my question is what all needs to be changed over(oil pan)just wanting to know before I jump into this project.thanks

 

Welcome to FTE.

The basic rule for a replacement like this is to use your exisiting intake and exhaust and all wiring, computer, etc on the new engine.

What model year is the replacement engine?